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| Sodium Cyclamate-d11 CAS No. N/A C6HNO3SD11 Na M.W. 189.30 22.99 C-134001
 | | | Sulbactam CAS No. 68373-14-8 C8H11NO5S M.W. 233.24 PF-0008
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| Sildenafil Citrate CAS No. 171599-83-0 C22H30N6O4S. C6H8O7 M.W. 474.59 192.13 PF-0017
 | | | Scopolamine-d3.HBr (Hyoscine-d3 HBr) CAS No. 6533-68-2 C17H18D3NO4.HBr M.W. 387.29 S-011
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| Scopolamine HBr (Hyoscine HBr) C17H21NO4. HBr M.W. 303.36 80.91 S-012
 | | | Scopolamine Butylbormide (Hyoscine Butylbromide) CAS No. 149-64-4 C21H30NO4 Br M.W. 360.48 79.90 S-013
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| 4-Hydroxy Solifenacin C23H26N2O3 M.W. 378.48 S-01821
 | | | 4-Hydroxy Solifenacin N-Oxide C23H26N2O4 M.W. 394.47 S-01822
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| Selegiline-d5.HCl CAS No. 14611-51-9 (non-d) C13H12D5N.HCl M.W. 228.78 S-021
 | | | Desmethyl selegiline-d5.HCl C12H1D5N.HCl M.W. 214.75 S-022
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| N-Desmethyl Selegiline HCl CAS No. 56862-28-3 C12H15N.HCl M.W. 173.26 36.46 S-023
 | | | Secnidazole C7H11N3O3 M.W. 185.18 S-0231
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| (R)-N-Desmethyl Selegiline HCl CAS No. 115586-38-4 C12H15N. HCl M.W. 173.26 36.46 S-024
 | | | Selegiline HCl CAS No. 14611-52-0 C13H17N. HCl M.W. 187.29 36.46 S-025
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| Sertraline HCl CAS No. 79559-97-0 C17H17Cl2N.HCl M.W. 342.70 S-031
 | | | Sertraline-d6 CAS No. N/A C17H11Cl2ND6 M.W. 313.26 S-0310
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| Sertraline Impurity G HCl CAS No. 79645-15-1 C17H17Cl2N. HCl M.W. 306.24 36.46 S-0311
 | | | Sertraline-13CD3 C17H14Cl2ND3 M.W. 310.24 S-0312
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| Sertraline-15N13CD3 C17H14Cl2ND3 M.W. 311.24 S-0313
 | | | Desmethyl Sertraline HCl CAS No. 79617-96-2 C16H15Cl2N.HC M.W. 265.67 S-032
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| Sertraline-d3 HCl CAS No. 79559-97-0(non-d) C17H14D3Cl2N.HCl M.W. 345.72 S-033
 | | | Sertraline EP Impurity B CAS No. 52758-05-1 C17H19N HCl M.W. 273.81 S-034
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| Sertraline Impurity (SRTRC-3) C16H12Cl2O M.W. 291.18 S-035
 | | | Sertraline Impurity C C17H18ClN . HCl M.W. 271.79 36.46 S-036
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| (1R, 4S)-trans-Sertraline CAS No. 79836-45-6 C17H17Cl2N M.W. 306.24 S-037
 | | | Sertraline-2,3-Dichloro Impurity CAS No. 1198084-29-5 C17H17Cl2N HCl M.W. 306.24 36.46 S-038
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| Sertrakine Tetralone Impurity CAS No. 155748-61-1 C16H12Cl2O M.W. 291.18 S-039
 | | | (-)-3-Dehydroshikimic acid CAS No. 2922-42-1 C7H8O5 M.W. 172.14 S-041
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| Sibutramine HCl CAS No. 125494-59-9 C17H26ClN.HCl M.W. 316.32 S-051
 | | | Sulfamethizole CAS No. 144-82-1 C9H10N4O2S2 M.W. 270.33 S-051001
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| Sulfamethizole-d4 CAS No. N/A C9H6N4O2S2D4 M.W. 274.36 S-051002
 | | | Sibutramine-d7.HCl CAS No. 125494-59-9 C17H19D7ClN.HCl M.W. 323.36 S-052
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| Saccharin-13C6 CAS No. N/A C7H5NO3S M.W. 189.12 S-052001
 | | | N-Desmethyl Sibutramine HCl CAS No. 84467-94-7 C16H24ClN.HCl M.W. 302.29 S-053
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| Sucralose-d6 CAS No. N/A C12H13Cl3O8D6 M.W. 403.68 S-053001
 | | | N-Monodesmethyl sibutramine-d7 HCl CAS No. 84467-94-7(non-d) C16H17ClND7.HCl M.W. 309.33 S-054
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| N-Didesmethyl sibutramine HCl CAS No. 84484-78-6 C15H22ClN.HCl M.W. 288.26 S-055
 | | | N-Didesmethyl sibutramine-d7 HCl CAS No. 84484-78-6 (non-d) C15H15ClND7.HCl M.W. 295.3 S-056
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| N-Formyl N,N-Didesmethyl Sibutramine (Mixture of Isomers) C16H22ClNO M.W. 279.81 S-057
 | | | Benzyl Sibutramine C20H24ClN M.W. 313.87 S-058
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| Sildenafil citrate CAS No. 171599-83-0 C22H30N6O4S.C6H8O7 M.W. 474.59 192.13 S-061
 | | | Hydroxythiohomosildenafil C23H32N6O4S2 M.W. 520.68 S-0611
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| Dimethyl Sildenafil CAS No. 1416130-63-6 C23H32N6O4S M.W. 488.61 S-0612
 | | | N-Desmethyl Acetildenafil C23H30N6O3 M.W. 438.53 S-0613
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| Hydroxyacetildenafil C25H34N6O4 M.W. 482.59 S-0614
 | | | Nor-acetildenafil CAS No. 949091-38-7 C24H32N6O3 M.W. 452.56 S-0615
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| Nor-acetildenafil CAS No. 949091-38-7 C24H32N6O3 M.W. 452.56 S-0615
 | | | Piperiacetildenafil C24H31N5O3 M.W. 437.55 S-0616
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| Acetil Acid C18H20N4O4 M.W. 356.38 S-0617
 | | | Carbodenafil C24H32N6O3 M.W. 452.56 S-0618
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| Gendenafil C19H22N4O3 M.W. 354.41 S-0619
 | | | N-Desmethyl Sildenafil CAS No. 139755-82-1 C21H38N6O4S M.W. 460.56 S-062
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| Imidazosagatriazinone C17H20N4O2 M.W. 312.37 S-0620
 | | | Acetildenafil (Hongdenafil) CAS No. 831217-01-7 C25H34N6O3 M.W. 466.59 S-0621
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| Thiodimethyl Sildenafil (Dimethylthiosildenafil) CAS No. 1260112-90-0 C23H32N6O3S2 M.W. 504.68 S-0622
 | | | Pyrazole N-desmethyl sildenafil C21H28N6O4S M.W. 460.56 S-0623
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| PDE-5 Inhibitor (Sildenafil Related Compound) C21H30N6O4S M.W. 462.58 S-0624
 | | | Sildenafil amide C8H12N4O3 M.W. 212.21 S-0625
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| Sildenafil Amine HCl C8H14N4O.HCl M.W. 182.23 36.46 S-0626
 | | | Sildenafil coupled C17H22N4O3 M.W. 330.39 S-0627
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| Sildenafil chlorosulfonyl C17H19ClN4O4S M.W. 410.88 S-0628
 | | | Sildenafil HCl C22H30N6O4S.HCl M.W. 474.59 36.46 S-0629
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| Sildenafil-d8 CAS No. 171599-83-0(non-d) C22H22D8N6O4S M.W. 482.63 S-063
 | | | Sildenafil Dimer Impurity C38H46N10O8S2 M.W. 834.98 S-0630
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| Benzyl Sildenafil C28H34N6O4S M.W. 550.68 S-0631
 | | | Nitrodenafil CAS No. N/A C17H19N5O4 M.W. 357.37 S-0632
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| Chlorodenafil CAS No. N/A C19H21ClN4O3 M.W. 388.86 S-0633
 | | | Hydroxychlorodenafil CAS No. N/A C19H23ClN4O3 M.W. 390.87 S-0634
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| Dithio-desmethyl-carbodenafil CAS No. N/A C23H30N6OS2 M.W. 470.66 S-0635
 | | | Cyclopentynafil CAS No. N/A C26H36N6O4S M.W. 528.68 S-0636
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| Cinnamyldenafil CAS No. N/A C32H38N6O3 M.W. 554.70 S-0637
 | | | Dimethylacetildenafil CAS No. N/A C25H34N6O3 M.W. 466.59 S-0638
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| Oxohongdenafil CAS No. N/A C25H32N6O4 M.W. 480.57 S-0639
 | | | N-Desmethyl sildenafil-d8 CAS No. 139755-82-1 (non-d) C21H20N6O4SD8 M.W. 468.61 S-064
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| Dioxohongdenafil CAS No. N/A C25H30N6O5 M.W. 494.56 S-0640
 | | | Lodenafilcarbonate CAS No. N/A C47H62N12O11S2 M.W. 1035.22 S-0641
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| Desmethyl Carbodenafil C23H30N6O3 M.W. 438.53 S-0642
 | | | Sildenafil analogue C24H34N6O4S M.W. 502.64 S-0643
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| Demethylpiperazinyl Sildenafil Sulfonic Acid C17H20N4O5S M.W. 392.44 S-0644
 | | | Nitroso-prodenafil CAS No. N/A C27H35N9O5S2 M.W. 629.77 S-0645
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| Sildenafil Impurity A (Isobutyl Sildenafil) CAS No. N/A C23H32N6O4S M.W. 488.61 S-0646
 | | | Sildenafil Analogue I CAS No. N/A C24H34N6O4S2 M.W. 534.70 S-0647
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| Propoxyphenyl Sildenafil CAS No. 877777-10-1 C23H32N6O4S M.W. 488.61 S-0648
 | | | Sildenafil Analogue III CAS No. N/A C24H34N6O3S2 M.W. 518.70 S-0649
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| Homosildenafil CAS No. 642928-07-2 C23H32N6O4S M.W. 488.61 S-065
 | | | Sildenafil Related Compound C24H32N6OS2 M.W. 484.69 S-0650
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| O-Desethyl Sildenafil (Sildenafil Impurity C) CAS No. N/A C20H26N6O4S M.W. 446.53 S-0651
 | | | Sildenafil C22H30N6O4S M.W. 474.59 S-0652
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| Sildenafil Impurity A Related Compound (Isomer of Isobutyl Sildenafil) C23H32N6O4S M.W. 488.61 S-0653
 | | | Sildenafil Impurity ((1-methyl-4-Nitro -3-n-propyl pyrazole-5- carboxylic acid) C8H11N3O4 M.W. 213.19 S-0654
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| Sildenafil N-Oxide C22H30N6O5S M.W. 490.59 S-0655
 | | | Propoxyphenyl-Hydroxyhomosildenafil CAS No. N/A C24H34N6O5S M.W. 518.64 S-0656
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| Propoxyphenyl-Thiohydroxyhomosildenafil CAS No. 479073-90-0 C24H34N6O4S2 M.W. 534.70 S-0657
 | | | Propoxyphenyl-Thiosildenafil CAS No. N/A C23H32N6O3S2 M.W. 504.68 S-0658
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| Depiperazinothiosildenafil C17H20N4O4S2 M.W. 408.50 S-0659
 | | | Norneosildenafil C22H29N5O4S M.W. 459.57 S-066
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| Hydroxyhomosildenafil C23H32N6O5S M.W. 504.61 S-067
 | | | Thiosildenafil CAS No. 479073-79-5 C22H30N6O3S2 M.W. 490.65 S-068
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| Thiohomosildenafil C23H32N6O3S2 M.W. 504.68 S-069
 | | | Sparfloxacin CAS No. 110871-86-8 C19H22F2N4O3 M.W. 392.41 S-071
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| 7-alpha-Thiomethyl Spironolactone C23H32O3S M.W. 388.57 S-081
 | | | Spironolactone-d3 CAS No. 52-01-7 (non-d) C24H29D3O4S M.W. 419.60 S-082
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| Spironolactone CAS No. 52-01-7 C24H32O4S M.W. 416.58 S-083
 | | | Spironolactone acid CAS No. NA C24H34O5S M.W. 434.60 S-084
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| 7-Beta-Spironolactone CAS No. 33784-05-3 C24H32O4S M.W. 416.58 S-085
 | | | Delta-20-Spironolactone CAS No. N/A C24H30O4S M.W. 414.57 S-086
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| (2'R)-3', 4'-Dihydro-5'H-Spiro[androst-4-ene-17, 2'-furan]-3, 5'-Dione CAS No. N/A C22H30O3 M.W. 342.48 S-087
![(2'R)-3', 4'-Dihydro-5'H-Spiro[androst-4-ene-17, 2'-furan]-3, 5'-Dione](product_images/S-087.jpg) | | | Disulfanyl Spironolactone CAS No. N/A C24H32O4S2 M.W. 448.65 S-088
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| S-[17-Alfa-(Ethoxymethyl)-17-hydroxy-3-oxoandrost-4-en-7-alfa-yl] Ethanethioate CAS No. N/A C24H36O4S M.W. 420.62 S-089
![S-[17-Alfa-(Ethoxymethyl)-17-hydroxy-3-oxoandrost-4-en-7-alfa-yl] Ethanethioate](product_images/S-089.jpg) | | | Sulfadiazine-d4 C10H6D4N4O2S M.W. 254.30 S-091
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| Sulfadiazine Sodium C10H9N4O2S. Na M.W. 272.26 S-092
 | | | Sulfadimethoxine-d4 C10H10D4N4O4S M.W. 314.35 S-101
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| Sulfadimidine-d4 C12H10D4N4O2S M.W. 282.36 S-102
 | | | N-Acetylsulfathiazole-d4 C11H7N3O3S3D4 M.W. 301.38 S-103
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| Sumatriptan succinate CAS No. 103628-48-4 C14H21N3O2S.C4H6O6 M.W. 413.5 S-111
 | | | Sumatriptan-d6 succinate CAS No. 103628-48-4(non-d) C14H15D6N3O2S.C4H6O6 M.W. 419.53 S-112
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| Sumatriptan Impurity H CAS No. 103628-46-2 C27H37N5O2S M.W. 495.69 S-113
 | | | Sumatriptan Impurity A CAS No. 545338-89-4 C27H37N5O2S M.W. 495.69 S-114
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| Sumatriptan N-Oxide CAS No. 212069-94-8 C14H21N3O3S M.W. 311.41 S-115
 | | | Simvastatin hydroxy acid sodium salt CAS No. 12009-77-6 C25H39O6.Na M.W. 458.58 S-121
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| Acetyl Simvastatin CAS No. 145576-25-6 C27H40O6 M.W. 460.62 S-1210
 | | | Anhydro Simvastatin (Simvastatin Impurity C) CAS No. 210980-68-0 C25H36O4 M.W. 400.56 S-1211
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| Methylene Simvastatin C25H36O5 M.W. 416.56 S-1212
 | | | Simvastatin Ethyl Ester CAS No. N/A C27H44O6 M.W. 464.65 S-1213
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| Simvastatin Impurity G CAS No. N/A C25H36O5 M.W. 416.56 S-1214
 | | | Simvastatin-d6 CAS No. 79902-63-9 (non-d) C25H32O5D6 M.W. 424.61 S-122
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| Simvastatin-d6 hydroxy acid sodium salt CAS No. 12009-77-6(non-d) C25H33D6O6.Na M.W. 464.61 S-123
 | | | Simvastatin C25H38O5 M.W. 418.58 S-124
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| Simvastatin Impurity B CAS No. 145576-25-6 C27H40O6 M.W. 460.62 S-125
 | | | Simvastatin Impurity D CAS No. 476305-24-5 C50H76O10 M.W. 837.16 S-127
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| Simvastatin Impurity F CAS No. 79952-44-6 C24H36O5 M.W. 404.55 S-128
 | | | 6-Oxo-Simvastatin CAS No. 130468-11-0 C25H36O6 M.W. 432.56 S-129
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| 1-Phenyl-d5-azo-2-naphthol-d4 (Sudan 1) CAS No. 752211-63-5 C16H7N2OD5 M.W. 253.31 S-131
 | | | Saquinavir CAS No. 127779-20-8 C38H50N6O5 M.W. 670.86 S-141
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| Saquinavir-d9 CAS No. 127779-20-8 (non-d) C38H41N6O5D9 M.W. 679.91 S-142
 | | | Salmeterol CAS No. 89365-50-4 C25H37NO4 M.W. 415.58 S-161
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| Salmeterol Impurity E CAS No. N/A C25H37NO4 M.W. 415.58 S-1610
 | | | Salmeterol-d3 CAS No. 89365-50-4 C25H34NO4D3 M.W. 418.62 S-162
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| Salmeterol Xinafoate CAS No. 94749-08-3 C25H37NO4.C11H8O3 M.W. 415.58 188.18 S-163
 | | | Salmeterol Impurity F CAS No. N/A C25H37NO3 M.W. 399.58 S-164
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| Salmeterol Impurity D CAS No. N/A C34H47NO7 M.W. 581.76 S-165
 | | | Salmeterol Impurity G CAS No. N/A C50H72N2O7 M.W. 581.76 S-166
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| Salmeterol Impurity B C23H33NO4 M.W. 387.52 S-167
 | | | Salmeterol Impurity A CAS No. N/A C19H25NO3 M.W. 315.42 S-168
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| Salmeterol Impurity C CAS No. N/A C24H35NO4 M.W. 401.55 S-169
 | | | Salbutamol CAS No. 18559-94-9 C13H21NO3 M.W. 239.32 S-171
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| Salbutamol Impurity G CAS No. N/A C20H25NO3 M.W. 327.43 S-1710
 | | | Salbutamol Impurity J CAS No. N/A C13H19NO3 M.W. 237.30 S-1711
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| Salbutamol Impurity H CAS No. N/A C13H21NO M.W. 207.32 S-1712
 | | | Salbutamol Impurity I CAS No. N/A C20H27NO3 M.W. 329.44 S-1713
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| Salbutamol Impurity K C13H20ClNO3 M.W. 273.76 S-1714
 | | | Salbutamol Impurity L C13H18ClNO3 M.W. 271.75 S-1715
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| Salbutamol-d9 CAS No. 18559-94-9 (non-d) C13H12NO3D9 M.W. 248.37 S-172
 | | | Salbutamol Impurity N CAS No. 149222-15-1 C26H40N2O5 M.W. 460.62 S-173
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| Salbutamol Impurity D CAS No. N/A C13H19NO3 M.W. 237.30 S-174
 | | | Salbutamol Impurity F CAS No. N/A C26H40N2O5 M.W. 460.62 S-175
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| Salbutamol Impurity A CAS No. N/A C14H23NO3 M.W. 253.34 S-176
 | | | Salbutamol Impurity B CAS No. N/A C12H19NO2 M.W. 209.29 S-177
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| Salbutamol Impurity C CAS No. N/A C13H21NO2 M.W. 223.32 S-178
 | | | Salbutamol Impurity E CAS No. N/A C20H27NO3 M.W. 329.44 S-179
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| Solifenacin CAS No. 242478-37-1 C23H26N2O2 M.W. 362.48 S-181
 | | | (1S, 4R)-3,4-Dihydro-4-Hydroxy-1-Phenyl-2-(1H)-isoquinoline-Carboxylic Acid (3R)-1-Azabicyclo[2,2,2]oct-3-yl Ester CAS No. N/A C23H26N2O3 M.W. 378.48 S-1810
![(1S, 4R)-3,4-Dihydro-4-Hydroxy-1-Phenyl-2-(1H)-isoquinoline-Carboxylic Acid (3R)-1-Azabicyclo[2,2,2]oct-3-yl Ester](product_images/S-1810.jpg) |
| Solifenacin Related Compound 2 C23H26N2O2 M.W. 362.48 S-1811
 | | | Solifenacin Related Compound 3 C23H26N2O2 M.W. 362.48 S-1812
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| Solifenacin Related Compound 4 C23H26N2O2 M.W. 362.48 S-1813
 | | | Solifenacin Related Compound 5 C23H26N2O3 M.W. 378.48 S-1814
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| Solifenacin-d5 CAS No. 242478-37-1 (non-d) C23H21N2O2D5 M.W. 367.51 S-182
 | | | Solifenacin Impurity C23H26N2O3 M.W. 378.48 S-1820
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| Solifenacin N-Glucuronide C29H34N2O8 M.W. 538.60 S-183
 | | | Solifenacin N-Oxide C23H26N2O3 M.W. 378.48 S-184
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| Solifenacin Succinate C23H26N2O2.C4H6O4 M.W. 362.48 118.09 S-185
 | | | 4-Hydroxy Solifenacin-d5 C23H21N2O3D5 M.W. 383.51 S-186
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| (3S)-1-Azabicyclo[2,2,2]oct-3-yl-(1R)-1-Phenyl-3,4-Dihydroisoquinoline-2-(1H)- Carboxylate Monosuccinate CAS No. N/A C23H26N2O2 C4H6O4 M.W. 362.48 118.09 S-187
![(3S)-1-Azabicyclo[2,2,2]oct-3-yl-(1R)-1-Phenyl-3,4-Dihydroisoquinoline-2-(1H)- Carboxylate Monosuccinate](product_images/S-187.jpg) | | | (3R)-1-Azabicyclo[2,2,2]oct-3-yl-(1R)-1-Phenyl-3,4-Dihydroisoquinoline-2-(1H)- Carboxylate Monosuccinate CAS No. N/A C23H26N2O2 C4H6O4 M.W. 362.48 118.09 S-188
![(3R)-1-Azabicyclo[2,2,2]oct-3-yl-(1R)-1-Phenyl-3,4-Dihydroisoquinoline-2-(1H)- Carboxylate Monosuccinate](product_images/S-188.jpg) |
| (3S)-1-Azabicyclo[2,2,2]oct-3-yl-(1S)-1-Phenyl-3,4-Dihydroisoquinoline-2-(1H)- Carboxylate Monosuccinate CAS No. N/A C23H26N2O2 C4H6O4 M.W. 362.48 118.09 S-189
![(3S)-1-Azabicyclo[2,2,2]oct-3-yl-(1S)-1-Phenyl-3,4-Dihydroisoquinoline-2-(1H)- Carboxylate Monosuccinate](product_images/S-189.jpg) | | | Stavudine-d4 C10H8N2O4D4 M.W. 228.24 S-191
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| Stavudine CAS No. 3056-17-5 C10H12N2O4 M.W. 224.22 S-192
 | | | Sitagliptin CAS No. 486460-32-6 C16H15F6N5O M.W. 407.32 S-201
 |
| Sitagliptin Ketoamide impurity C18H17F6N5O2 M.W. 449.36 S-2010
 | | | Sitagliptin Enamine impurity C16H13F6N5O M.W. 405.31 S-2011
 |
| Sitagliptin Acid impurity C10H10F3NO2 M.W. 233.19 S-2012
 | | | Sitagliptin Triazole impurity C6H7F3N4 M.W. 192.14 S-2013
 |
| Sitagliptin Defluoro iImpurity 1 CAS No. N/A C16H20F3N5O M.W. 355.36 S-2014
 | | | Sitagliptin Defluoro iImpurity 2 CAS No. N/A C16H20F3N5O M.W. 355.36 S-2015
 |
| Sitagliptin Defuoro Impurity 3 CAS No. 851307-12-5 C15H19F2NO4 M.W. 315.32 S-2016
 | | | Sitagliptin Defuoro Impurity 4 CAS No. 486459-98-7 C15H19F2NO4 M.W. 315.32 S-2017
 |
| (S)-Sitagliptin N-Boc-Acid Impurity CAS No. 922178-94-7 C15H18F3NO4 M.W. 333.31 S-2018
 | | | (R)-Sitagliptin N-Boc-Methyl-Ester Impurity CAS No. 881995-73-9 C16H20F3NO4 M.W. 347.34 S-2019
 |
| Sitagliptin-d4 CAS No. 486460-32-6 (non-d) C16H11F6N5OD4 M.W. 411.35 S-202
 | | | (R)-Sitagliptin Methyl-Ester Impurity CAS No. 881995-69-3 C11H12F3NO2 M.W. 247.22 S-2020
 |
| Sitagliptin N-Phoshate Impurity CAS No. 1351498-25-3 C16H16F6N5O4P M.W. 487.30 S-2021
 | | | Sitagliptin Deamino Impurity 1 CAS No. 1253056-18-6 C16H12F6N4O M.W. 390.29 S-2022
 |
| Sitagliptin Deamino Impurity 2 CAS No. N/A C16H12F6N4O M.W. 390.29 S-2023
 | | | Sitagliptin Defuoro Impurity 5 CAS No. 486460-31-5 C16H16F5N5O M.W. 389.33 S-2024
 |
| (R)-Sitagliptin N-Boc-Acid Impurity CAS No. 486460-00-8 C15H18F3NO4 M.W. 333.31 S-2025
 | | | Sitagliptin N-Boc Impurity CAS No. 486460-23-5 C21H23F6N5O3 M.W. 507.44 S-2026
 |
| Sitagliptin-N-sulfate C16H15F6N5O4S M.W. 487.38 S-203
 | | | Sitagliptin carbamoyl glucuronide C23H23F6N5O9 M.W. 627.46 S-204
 |
| Sitagliptin Monophosphate Monohydrate CAS No. 654671-77-9 C16H15F6N5O.H2O.H3O4P M.W. 407.32 18.02 98.00 S-205
 | | | Sitagliptin Phosphate CAS No. 654671-78-0 C16H15F6N5O.H3O4P M.W. 407.32 98.00 S-206
 |
| Sitagliptin-d4 HCl C16H11F6N5OD4.HCl M.W. 411.35 36.46 S-207
 | | | Sitagliptin S-Isomer CAS No. N/A C16H15F6N5O M.W. 407.32 S-208
 |
| Sitagliptin dioxo impurity C16H12F6N4O2 M.W. 406.29 S-209
 | | | Sulbutiamine CAS No. 3286-46-2 C32H46N8O6S2 M.W. 702.90 S-211
 |
| Sulbutiamine-d14 CAS No. 3286-46-2 (non-d) C32H32N8O6S2D14 M.W. 716.99 S-212
 | | | Sevelamer Hydrochloride N/A M.W. N/A S-221
 |
| Synhexyl CAS No. 117-51-1 C22H32O2 M.W. 328.50 S-231
 | | | Synhexyl-d6 CAS No. 117-51-1 (non-d) C22H26O2D6 M.W. 334.54 S-232
 |
| Salinomycin Sodium Salt CAS No. 53003-10-4 C42H69O11 . Na M.W. 750.01 22.99 S-241
 | | | Silodosin CAS No. 160970-54-7 C25H32F3N3O4 M.W. 495.55 S-251
 |
| Silodosin-d4 CAS No. 160970-54-7 (non-d) C25H28F3N3O4D4 M.W. 499.57 S-252
 | | | Silodosin glucuronide (mixture of diasteromers) C31H40F3N3O10 M.W. 671.67 S-253
 |
| Silodosin glucuronide-d4 (mixture of diasteromers) C31H36F3N3O10D4 M.W. 675.70 S-254
 | | | Silodosin Metabolite C25H30F3N3O5 M.W. 509.53 S-255
 |
| Silodosin Dehydro Impurity CAS No. 175870-21-0 C25H30F3N3O4 M.W. 493.53 S-256
 | | | Silodosin Impurity 2 (Nitrile Impurity) C25H30F3N3O3 M.W. 477.53 S-257
 |
| Silodosin Impurity 3 (Dimer Impurity) C35H41F6N3O6 M.W. 713.72 S-258
 | | | Silodosin Impurity 4 (S-Isomer) C25H32F3N3O4 M.W. 495.55 S-259
 |
| Salicylaldehyde Azine CAS No. 959-36-4 C14H12N2O2 M.W. 240.26 S-261
 | | | Sorafenib CAS No. 284461-73-0 C21H16ClF3N4O3 M.W. 464.83 S-271
 |
| Sorafenib-d4 CAS No. 284461-73-0 (non-d) C21H12ClF3N4O3D4 M.W. 468.86 S-272
 | | | Sorafenib-N-oxide CAS No. 583840-03-3 C21H16ClF3N4O4 M.W. 480.82 S-273
 |
| Sorafenib-d3 C21H13ClF3N4O3D3 M.W. 467.85 S-274
 | | | Sulfalene (sulfamethoxypyrazine) C11H12N4O3S M.W. 280.31 S-281
 |
| Sulindac C20H17FO3S M.W. 356.42 S-291
 | | | Sulindac Acyl Glucuronide C26H25FO9S M.W. 532.55 S-292
 |
| Sulindac Sulfide CAS No. 32004-67-4 C20H17FO2S M.W. 340.42 S-293
 | | | Sulindac Sulfone CAS No. 59864-04-9 C20H17FO4S M.W. 372.42 S-294
 |
| Sulindac Sulfide Acyl Glucuronide C26H25FO8S M.W. 516.55 S-295
 | | | Sulindac Sulfone Acyl Glucuronide C26H25FO10S M.W. 548.55 S-296
 |
| Sulindac-d3 C20H14FO3SD3 M.W. 359.44 S-297
 | | | Sulindac Sulfide-d3 C20H14FO2SD3 M.W. 343.44 S-298
 |
| Sulindac Sulfone-d3 C20H14FO4SD3 M.W. 375.44 S-299
 | | | Spilanthol CAS No. 25394-57-4 C14H23NO M.W. 221.35 S-301
 |
| Sapropterin CAS No. 17528-72-2 C9H15N5O3 M.W. 241.25 S-311
 | | | Sapropterin-d3 C9H12N5O3D3 M.W. 244.27 S-312
 |
| Saxagliptin CAS No. 361442-04-8 C18H25N3O2 M.W. 315.42 S-321
 | | | Saxagliptin-13C3 C1513C3H25N3O2 M.W. 318.39 S-322
 |
| 5-Hydroxt Saxagliptin CAS No. N/A C18H25N3O3 M.W. 331.42 S-323
 | | | 5-Hydroxy Saxagliptin-13C3 C1513C3H25N3O3 M.W. 334.39 S-324
 |
| Saxagliptin Impurity 1 CAS No. N/A C17H27NO5 M.W. 325.41 S-325
 | | | Saxagliptin Impurity 2 CAS No. N/A C6H10N2O M.W. 126.16 S-326
 |
| (1S, 3R, 5S, 2S)-Saxagliptin CAS No. N/A C18H25N3O2 M.W. 315.42 S-327
 | | | (1R, 3S, 5R, 2S)-Saxagliptin CAS No. N/A C18H25N3O2 M.W. 315.42 S-328
 |
| (1S, 3S, 5S, 2R)-Saxagliptin CAS No. N/A C18H25N3O2 M.W. 315.42 S-329
 | | | Sulfasalazine CAS No. 599-79-1 C18H14N4O5S M.W. 398.40 S-331
 |
| Sulfasalazine Impurity H CAS No. NA C7H6O3 M.W. 138.12 S-3310
 | | | Sulfasalazine Impurity I CAS No. NA C13H10N2O6S M.W. 322.30 S-3311
 |
| Sulfasalazine Impurity J CAS No. NA C11H11N3O2S M.W. 249.29 S-3312
 | | | Sulfapyridine-d4 CAS No. NA C11H7N3O2SD4 M.W. 253.32 S-3313
 |
| Sulfasalazine-d4 CAS No. NA C11H7N3O2SD4 M.W. 253.32 S-3314
 | | | Sulfasalazine-d4 CAS No. N/A C18H10N4O5SD4 M.W. 402.42 S-3315
 |
| Sulfasalazine-d3 CAS No. 599-79-1 (non-d) C18H11N4O5SD3 M.W. 401.42 S-332
 | | | Sulfasalazine Impurity A CAS No. NA C28H22N8O5S2 M.W. 614.67 S-333
 |
| Sulfasalazine Impurity B CAS No. NA C29H22N8O7S2 M.W. 658.68 S-334
 | | | Sulfasalazine Impurity C CAS No. NA C18H14N4O3 M.W. 334.34 S-335
 |
| Sulfasalazine Impurity D CAS No. NA C17H14N4O3S M.W. 354.39 S-336
 | | | Sulfasalazine Impurity E CAS No. NA C29H22N6O7S2 M.W. 630.66 S-337
 |
| Sulfasalazine Impurity F CAS No. NA C18H14N4O5S M.W. 398.40 S-338
 | | | Sulfasalazine Impurity G CAS No. NA C29H22N6O7S2 M.W. 630.66 S-339
 |
| Serotonin Glucuronide C16H20N2O7 M.W. 352.35 S-341
 | | | Serotonin-d4 C10H8N2OD4 M.W. 180.24 S-342
 |
| Serotonin-d4 Glucuronide C16H16N2O7D4 M.W. 356.37 S-343
 | | | Serotonin HCl CAS No. 153-98-0 C10H12N2O. HCl M.W. 176.22 36.46 S-344
 |
| Salicylic Acid Acyl Glucuronide C13H14O9 M.W. 314.25 S-351
 | | | Diethylamine Salicylate C7H6O3.C4H11N M.W. 138.12 73.14 S-352
 |
| Salicylic Acid-d4 CAS No. 78646-17-0 C7H2O3D4 M.W. 142.15 S-353
 | | | Salicylic Acid Impurity C C6H6O M.W. 94.11 S-354
 |
| Sarpogrelate Hydrochloride CAS No. 135159-51-2 C24H31NO6 HCl M.W. 429.52 36.46 S-381
 | | | Sarpogrelate Intermediate M1 CAS No. 135261-74-4 C20H27NO3 M.W. 329.44 S-382
 |
| Sarpogrelate-d3 CAS No. N/A C24H28NO6D3 M.W. 432.54 S-383
 | | | Sarpogrelate Related Compound I (3-Dimethylamino-1-(o-Formylphenoxy)-2-propyl Hydrogen Succinate) CAS No. N/A C16H21NO6 M.W. 323.35 S-384
 |
| Sarpogrelate Related Compound II (3-Dimethylamino-1-[o-[2-(m-methoxyphenyl)-1-Hydroxyethyl]phenoxy]-2-propyl Hydrogen Su CAS No. N/A C24H31NO7 M.W. 445.52 S-385
![Sarpogrelate Related Compound II (3-Dimethylamino-1-[o-[2-(m-methoxyphenyl)-1-Hydroxyethyl]phenoxy]-2-propyl Hydrogen Su](product_images/S-385.jpg) | | | 1-[o-[2-(m-methoxyphenyl)-ethyl]phenoxy]-3-Methylamino-2-propyl Hydrogen Succinate CAS No. N/A C23H29NO6 M.W. 415.49 S-386
![1-[o-[2-(m-methoxyphenyl)-ethyl]phenoxy]-3-Methylamino-2-propyl Hydrogen Succinate](product_images/S-386.jpg) |
| Silybin A CAS No. 22888-70-6 C25H22O10 M.W. 482.45 S-391
 | | | Silybin B CAS No. 142797-34-0 C25H22O10 M.W. 482.45 S-392
 |
| 5-Sulphosalicylic Acid C7H6O6S M.W. 218.19 S-4010
 | | | Sulpiride CAS No. 15676-85-7 C15H23N3O4S M.W. 341.43 S-4011
 |
| Sulpiride Impurity A CAS No. 26116-12-1 C7H16N2 M.W. 128.22 S-402
 | | | Sulpiride Impurity B CAS No. 33045-52-2 C9H11NO5S M.W. 245.26 S-403
 |
| Sulpiride Impurity C CAS No. 33045-53-3 C10H13NO5S M.W. 259.28 S-404
 | | | Sulpiride Impurity D CAS No. 22117-85-7 C8H9NO5S M.W. 231.23 S-405
 |
| Sulpiride Impurity E CAS No. 52395-25-2 C8H10N2O4S M.W. 230.24 S-406
 | | | Sulpiride Impurity F C15H23N3O5S M.W. 357.43 S-407
 |
| Sulpiride Impurity G C14H21N3O4S M.W. 327.41 S-408
 | | | 5-Sulphamoylsalicylic Acid C7H7NO5S M.W. 217.20 S-409
 |
| Sunitinib Malate C22H27FN4O2. C4H6O5 M.W. 398.48 134.09 S-411
 | | | N-Desethyl Sunitinib C20H23FN4O2 M.W. 370.43 S-412
 |
| Sunitinib-d10 C22H17FN4O2D10 M.W. 408.54 S-413
 | | | Sodium Valproate Impurity C CAS No. 62391-99-5 C8H16O2 M.W. 144.22 S-421
 |
| Spiramycin I-d3 C43H71N2O14D3 M.W. 846.05 S-431
 | | | Sitostanol-d7 C29H45OD7 M.W. 423.78 S-441
 |
| Sarafloxacin HCl CAS No. 91296-87-6 C20H17F2N3O3. HCl M.W. 385.37 36.46 S-451
 | | | Sulbactam Impurity A C5H11NO4S M.W. 181.21 S-461
 |
| Sulbactam Impurity D C8H10BrNO3S M.W. 280.14 S-462
 | | | Sulbactam Impurity C C8H10BrNO5S M.W. 312.14 S-463
 |
| Sulbactam Impurity E C8H9Br2NO5S M.W. 391.04 S-464
 | | | Sulbactam Impurity F C8H9Br2NO3S M.W. 359.04 S-465
 |
| Sulbactam Impurity B (Amoxicillin Impurity A) CAS No. 551-16-6 C8H12N2O3S M.W. 216.26 S-466
 | | | Sulbactam Impurity G CAS No. N/A C8H13O6S M.W. 251.26 S-467
 |
| Sulbactam Pivoxil CAS No. 69388-79-0 C14H21NO7S M.W. 347.39 S-468
 | | | Sulbactam Related Compound (6-alfa-Bromopenicillanic acid) CAS No. 24138-28-1 C8H10BrNO3S M.W. 280.14 S-469
 |
| Strontium Ranelate C12H6N2O8SSr2 M.W. 513.49 S-471
 | | | Strontium Ranelate Impurity A CAS No. N/A C14H12N2O8S M.W. 368.32 S-472
 |
| Strontium Ranelate Impurity B CAS No. N/A C16H18N2O8S M.W. 398.39 S-473
 | | | Sotalol Impurity A CAS No. N/A C12H20N2O2S M.W. 256.37 S-481
 |
| Sovaprevir CAS No. 1001667-23-7 C43H53N5O8S M.W. 799,99 S-491
 | | | Sulfamethoxazole CAS No. 723-46-6 C10H11N3O3S M.W. 253.28 S-501
 |
| Sulfamethoxazole-d4 CAS No. N/A C10H7N3O3SD4 M.W. 257.31 S-502
 | |