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| Famciclovir-d4 C4H15N5O4D5 M.W. 325.36 F-011
 | | | FAMCICLOVIR C14H19N5O4 M.W. 321.34 F-012
 |
| 8-Oxo-desacetylated famciclovir C12H17N5O4 M.W. 295.30 F-013
 | | | Desacetyl Famciclovir CAS No. 104227-88-5 C12H17N5O3 M.W. 279.30 F-014
 |
| Famciclovir Chloro Impurity CAS No. N/A C14H18ClN5O4 M.W. 355.78 F-015
 | | | Famciclovir Dimer Impurity CAS No. N/A C22H32N6O8 M.W. 508.54 F-016
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| Famciclovir Dimer Impurity C22H32N6O8 M.W. 508.54 F-017
 | | | Fenofibric acid C17H15ClO4 M.W. 318.76 F-021
 |
| Fenofibric acid-d6 C17H9D6ClO4 M.W. 324.80 F-022
 | | | Fenofibric Acyl Glucuronide C23H23ClO10 M.W. 494.89 F-023
 |
| Fenofibrate Impurity C CAS No. 217636-47-0 C17H15ClO3 M.W. 302.76 F-024
 | | | Fenofibrate Impurity F C16H15ClO2 M.W. 274.75 F-025
 |
| Fenofibrate Impurity G C24H27ClO6 M.W. 446.93 F-026
 | | | Fexofenadine HCl CAS No. 153439-40-8 C32H39NO4.HCl M.W. 538.13 F-041
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| Fexofenadine-d10 HCl CAS No. 153439-40-8 C32H29D10NO4.HCl M.W. 548.19 F-042
 | | | Fexofenadine-d10 C32H29NO4D10 M.W. 511.73 F-043
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| Fexofenadine Methyl Ester C33H41NO4 M.W. 515.70 F-044
 | | | Fexofenadine Related Compound A C32H37NO4 M.W. 499.66 F-045
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| Fexofenadine Related Compound B C32H39NO4 M.W. 501.67 F-046
 | | | Fexofenadine Decarboxylated Degradation Product CAS No. N/A C31H39NO2 M.W. 457.66 F-047
 |
| Fexofenadine Impurity G C32H37NO3 M.W. 483.66 F-048
 | | | Finasteride-d9 C23H27N2O2D9 M.W. 381.60 F-051
 |
| Finasteride Impurity A CAS No. 98319-24-5 C23H38N2O2 M.W. 374.57 F-052
 | | | Finasteride Impurity B C20H29NO3 M.W. 331.46 F-053
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| Finasteride Impurity CAS No. 166896-74-8 C23H36N2O2 M.W. 372.56 F-054
 | | | Finasteride Impurity C CAS No. 1329611-51-9 C23H34N2O2 M.W. 370.54 F-057
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| Finasteride CAS No. 98319-26-7 C23H36N2O2 M.W. 372.56 F-058
 | | | Flumequine CAS No. 42835-25-6 C14H12FNO3 M.W. 261.26 F-067001
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| Flumequine-13C3 CAS No. 42835-25-6(non-d) C14H12FNO3 M.W. 264.22 F-067002
 | | | Levo-(-)-Flumequine C14H12FNO3 M.W. 261.26 F-067003
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| Dextro-(+)-Flumequine C14H12FNO3 M.W. 261.26 F-067004
 | | | Folinic Acid Calcium (Calcium Levofolinate) CAS No. 1492-18-8 C20H21N7O7 . Ca M.W. 471.43 40.08 F-068001
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| Folinic Acid Impurity A C12H14N2O5 M.W. 266.26 F-068002
 | | | Folinic Acid Impurity B C21H23N7O8 M.W. 501.46 F-068003
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| Folinic Acid Impurity C C19H19N7O6 M.W. 441.41 F-068004
 | | | Folinic Acid Impurity D C20H19N7O7 M.W. 469.42 F-068005
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| Folinic Acid Impurity E CAS No. 944737-05-7 C15H16N6O4 M.W. 344.33 F-068006
 | | | Folinic Acid Impurity F CAS No. 28459-40-7 C20H21N7O7 M.W. 471.43 F-068007
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| Folinic Acid Impurity G C19H21N7O6 M.W. 443.42 F-068008
 | | | Folinic Acid Impurity H C20H23N7O7 M.W. 473.45 F-068009
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| Furazolidone CAS No. 67-45-8 C8H7N3O5 M.W. 225.16 F-069001
 | | | Flumazenil Impurity D CAS No. 78755-80-3 C10H9FN2O2 M.W. 208.19 F-070001
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| Flumazenil Impurity E C15H15N3O3 M.W. 285.31 F-070002
 | | | Flumazenil Impurity F CAS No. 78756-33-9 C15H14ClN3O3 M.W. 319.75 F-070003
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| Fluoxetine HCl CAS No. 59333-67-4 C17H18H3NO.HCl M.W. 345.79 F-071
 | | | Fluocortolone Pivalate CAS No. 29205-06-9 C27H37FO5 M.W. 460.59 F-071001
 |
| Fluoxetine-d5 HCl CAS No. 59333-67-4 C17H13F3N0D5.HCl M.W. 314.36 36.46 F-072
 | | | Fipronil CAS No. 120068-37-3 C12H4Cl2F6N4OS M.W. 437.15 F-072001
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| Norfluoxetine HCl C16H16F3NO.HCl M.W. 331.77 F-073
 | | | Farnesane CAS No. 3891-98-3 C15H32 M.W. 212.42 F-073001
 |
| Norfluoxetine-d5 HCl C16H11D5F3NO.HCl M.W. 336.80 F-074
 | | | Fluoxetine Impurity A CAS No. N/A C10H15NO M.W. 165.24 F-075
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| Fluoxetine Impurity B CAS No. N/A C10H15N M.W. 149.24 F-076
 | | | Fluoxetine Impurity C CAS No. N/A C17H18F3NO M.W. 309.33 F-077
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| 4' -Hydroxy flurbiprofen C15H13FO3 M.W. 260.27 F-081
 | | | Flurbiprofen Impurity C C15H13FO3 M.W. 260.27 F-0810
 |
| Flurbiprofen Impurity D C14H11FO M.W. 214.24 F-0811
 | | | Flurbiprofen Impurity E C13H9FO2 M.W. 216.21 F-0812
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| Flurbiprofen Axetil (Mixture of Diastereomers) CAS No. 91503-79-6 C19H19FO4 M.W. 330.36 F-0813
 | | | Flurbiprofen Acyl Glucuronide (racemic mixture) C21H21FO8 M.W. 420.40 F-082
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| Flurbiprofen-13C-D3 C14H10FO213C D3 M.W. 248.28 F-083
 | | | Flurbiprofen-d3 C15H10FO2D3 M.W. 247.29 F-084
 |
| S-Flurbiprofen-acyl-β-D-glucuronide C21H21FO8 M.W. 420.40 F-085
 | | | R-Flurbiprofen-acyl-β-D-glucuronide C21H21FO8 M.W. 420.40 F-086
 |
| Flurbiprofen CAS No. 5104-49-4 C15H13FO2 M.W. 244.27 F-087
 | | | Flurbiprofen Related Compound A (Biprofen) CAS No. 6341-72-6 C15H14O2 M.W. 226.28 F-088
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| Flurbiprofen Impurity B C18H17FO4 M.W. 316.33 F-089
 | | | Fluticasone propionate CAS No. 80474-14-2 C25H31F3O5S M.W. 500.58 F-091
 |
| Fluticasone Impurity F CAS No. NA C25H29F3O5S M.W. 498.57 F-0910
 | | | Fluticasone Impurity G CAS No. NA C44H53F5O7S M.W. 820.96 F-0911
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| Fluticasone Impurity H CAS No. NA C47H56F4O10S2 M.W. 921.09 F-0912
 | | | Fluticasone Impurity I CAS No. NA C47H56F4O10S3 M.W. 953.15 F-0913
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| Fluticason Related Compound B CAS No. 219719-95-6 C22H24F2O5S M.W. 438.49 F-0914
 | | | Fluticasone propionate-d5 CAS No. 80474-14-2(non-d) C25H26D5F3O5S M.W. 505.61 F-092
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| Fluticasone furoate CAS No. 80474-14-2 C27H29F3O6S M.W. 538.59 F-093
 | | | Fluticasone furoate-d3 CAS No. 80474-14-2(non-d) C27H26D3F3O6S M.W. 541.61 F-094
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| Fluticasone Impurity A CAS No. NA C24H30F2O6 M.W. 452.50 F-095
 | | | Fluticasone Impurity B CAS No. NA C24H30F2O6S M.W. 484.56 F-096
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| Fluticasone Impurity C CAS No. NA C24H29F3O5S M.W. 486.55 F-097
 | | | Fluticasone Impurity D CAS No. NA C25H32F2O5S M.W. 482.59 F-098
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| Fluticasone Impurity E CAS No. NA C25H33F3O5S M.W. 502.60 F-099
 | | | Fluvastatin sodium salt CAS No. 93957-55-2 C24H25FNO4.Na M.W. 433.46 F-101
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| Fluvastatin Degradation Product (diastereomeric mixture) C24H26FNO4 M.W. 411.48 F-1010
 | | | (+)-3R,5S-Fluvastatin-d6 sodium salt CAS No. 155229-75-7 (non-d) C24H19FNO4D6.Na M.W. 416.51 22.99 F-1011
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| (-)-3S,5R-Fluvastatin-d6 sodium salt CAS No. 155229-76-8 (non-d) C24H19FNO4D6.Na M.W. 416.51 22.99 F-1012
 | | | Fluvastatin Ketone Sodium Salt C24H25FNO4.Na M.W. 410.47 22.99 F-1013
 |
| Fluvastatin-d6 sodium salt CAS No. 93957-55-2(non-d) C24H19D6FNO4.Na M.W. 439.50 F-102
 | | | (+)-3R,5S-Fluvastatin sodium salt CAS No. 155229-75-7 C24H25FNO4.Na M.W. 439.50 F-103
 |
| (-)-3S,5R-Fluvastatin sodium salt CAS No. 155229-76-8 C24H25FNO4.Na M.W. 439.50 F-104
 | | | (3R,5R)-Fluvastatin Sodium Salt C24H25FNO4.Na M.W. 410.47 22.99 F-105
 |
| (3S,5S)-Fluvastatin Sodium Salt C24H25FNO4.Na M.W. 410.47 22.99 F-106
 | | | Fluvastatin Sodium Salt-mixture of four isomers C24H25FNO4.Na M.W. 410.47 22.99 F-107
 |
| Fluvastatin lactone (racemic mixture) C24H24FNO3 M.W. 393.46 F-108
 | | | Fluvastatin lactone-mixture of four isomers C24H24FNO3 M.W. 393.46 F-109
 |
| Formoterol-d3 CAS No. 73573-87-2(non-d) C19H21D3N2O4 M.W. 347.44 F-111
 | | | Formoterol-13C, d3 CAS No. 73573-87-2(non-d) C19H21D3N2O4 M.W. 348.47 F-112
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| Formoterol Hemifumarate C19H24N2O4 . 0.5 C4H4O4 M.W. 344.41 0.5 116.07 F-113
 | | | Formoterol Impurity G HCl C10H15NO.HCl M.W. 165.24 36.46 F-114
 |
| Formoterol Impurity A C18H24N2O3 M.W. 316.40 F-115
 | | | Formoterol Benzylic Glucuronide (mixture of diastereomers) C25H32N2O10 M.W. 520.54 F-116
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| Formoterol Phenolic Glucuronide C25H32N2O10 M.W. 520.54 F-117
 | | | Formoterol Sulfate C19H24N2O7S M.W. 424.48 F-118
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| (S, S)-Formoterol CAS No. N/A C19H24N2O4 M.W. 344.41 F-119
 | | | Fosinopril sodium salt CAS No. 88889-14-9 C30H45NO7P.Na M.W. 585.66 F-121
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| Fosinopril Impurity H CAS No. 149760-14-5 C16H25NO4 M.W. 295.38 F-1210
 | | | Fosinopril-d7 sodium salt CAS No. 88889-14-9 (non-d) C30H38D7NO7P.Na M.W. 592.70 F-122
 |
| Fosinoprilat (Fosinopril Impurity B) CAS No. 95399-71-6 C23H34NO5P M.W. 435.50 F-123
 | | | Fosinoprilat-d7 CAS No. 95399-71-6 (non-d) C23H27D7NO5P M.W. 442.55 F-124
 |
| Fosinopril Impurity A CAS No. 83623-61-4 C12H17O4P M.W. 256.24 F-125
 | | | Fosinopril Impurity C CAS No. 90657-55-9 C11H19NO2.HCl M.W. 197.28 36.46 F-127
 |
| Fosinopril Impurity D CAS No. 128948-00-5 C19H29O6P M.W. 384.41 F-128
 | | | Fosinopril Impurity G CAS No. 46348-61-2 C10H15O3P M.W. 214.20 F-129
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| Dehydro Felodipine C18H17Cl2NO4 M.W. 382.25 F-131
 | | | Felodipine CAS No. 72509-76-3 C18H19Cl2NO4 M.W. 384.26 F-132
 |
| Felodipine-d5 CAS No. 72509-76-3 (non-d) C18H14Cl2NO4D5 M.W. 389.29 F-133
 | | | Dehydro Felodipine-d5 C18H12Cl2NO4D5 M.W. 387.28 F-134
 |
| Felodipine-13C4-d3 CAS No. 72509-76-3 (non-d) C18H16Cl2NO4D3 M.W. 391.24 F-135
 | | | Felodipine metabolite C17H15Cl2NO5 M.W. 384.22 F-136
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| Felodipine Metabolite Lactone C17H13Cl2NO4 M.W. 366.20 F-137
 | | | Felodipine Impurity B CAS No. 91189-59-2 C17H17Cl2NO4 M.W. 370.24 F-138
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| Felodipine Impurity C CAS No. 79925-38-5 C19H21Cl2NO4 M.W. 398.29 F-139
 | | | Fluconazole-d4 CAS No. 86386-73-4 (non-d) C13H8F2N6OD4 M.W. 310.30 F-141
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| Fluconazole Impurity D C13H13FN6O M.W. 288.29 F-1410
 | | | Fluconazole Impurity G C12H11F2N3O3S M.W. 315.30 F-1411
 |
| Fluconazole Impurity H C11H11BrFN3O M.W. 300.13 F-1412
 | | | Fluconazole C13H12F2N6O M.W. 306.28 F-142
 |
| 2,4-Difluoro-2-(1-H-1,2,4-triazol-1-yl)acetophenone CAS No. 86404-63-9 C10H7F2N3O M.W. 223.18 F-143
 | | | Fluconazole Related Compound (2,4-Difluoro-alpha-(1H-1,2,4-triazolyl)acetophenone) C10H7F2N3O M.W. 223.18 F-144
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| Fluconazole Impurity A CAS No. N/A C13H12F2N6O M.W. 306.28 F-145
 | | | Fluconazole Impurity B CAS No. N/A C15H14FN9O M.W. 355.34 F-146
 |
| Fluconazole Impurity C CAS No. N/A C10H10N6 M.W. 214.23 F-147
 | | | Fluconazole Beta-D-Glucuronide CAS No. N/A C20H22F2N6O6 M.W. 480.43 F-148
 |
| Fluconazole Impurity [1, 3-Bis(1H-1, 2, 4-Triazole-1-yl)propan-2-one] CAS No. N/A C7H8N6O M.W. 192.18 F-149
![Fluconazole Impurity [1, 3-Bis(1H-1, 2, 4-Triazole-1-yl)propan-2-one]](product_images/F-149.jpg) | | | Fosamprenavir CAS No. 226700-79-4 C25H36N3O9PS M.W. 585.62 F-151
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| Fosamprenavir-d9 CAS No. 226700-79-4 (non-d) C25H27N3O9PSD9 M.W. 594.67 F-152
 | | | Fosamprenavir-d4 Calcium salt CAS No. 226700-79-4 (non-d) C25H30N3O9PSD4.Ca M.W. 587.63 40.08 F-153
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| Formestane CAS No. 566-48-3 C19H26O3 M.W. 302.42 F-161
 | | | R-Frovatriptan CAS No. 158747-02-5 C14H19N3O M.W. 243.33 F-171
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| S-Frovatriptan C14H19N3O M.W. 243.33 F-172
 | | | Frovatriptan-d3 C14H16N3OD3 M.W. 246.35 F-173
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| Frovatriptan Racemate C14H17N3O M.W. 243.31 F-174
 | | | Frovatriptan Succinate CAS No. 158930-17-7 C18H23N3O5 M.W. 361.40 F-175
 |
| Methyl (7,7-Dimethyl-1,3-Oxobicyclo[2,2,1]hept-1-yl)methane Sulfonate CAS No. N/A C11H18O4S M.W. 246.33 F-176
![Methyl (7,7-Dimethyl-1,3-Oxobicyclo[2,2,1]hept-1-yl)methane Sulfonate](product_images/F-176.jpg) | | | Isopropyl (7,7-Dimethyl-1,3-Oxobicyclo[2,2,1]hept-1-yl)methane Sulfonate CAS No. N/A C13H22O4S M.W. 274.38 F-177
![Isopropyl (7,7-Dimethyl-1,3-Oxobicyclo[2,2,1]hept-1-yl)methane Sulfonate](product_images/F-177.jpg) |
| Fluvoxamine acid C14H17F3N2O3 M.W. 318.30 F-181
 | | | Fluvoxamine Impurity E CAS No. 1217214-94-2 C15H22F2N2O2 M.W. 300.35 F-1810
 |
| Fluvoxamine Oxime Impurity CAS No. 88699-84-7 C13H16F3NO2 M.W. 275.27 F-1811
 | | | Fluvoxamine Impurity G CAS No. 192876-02-1 C14H19F3N2O2 M.W. 304.31 F-1812
 |
| Fluvoxamine Maleic Acid Monoamide Impurity CAS No. N/A C19H23F3N2O5 M.W. 416.40 F-1813
 | | | Fluvoxamine Impurity F CAS No. 1217262-11-7 C17H26F3N3O2 M.W. 361.41 F-1814
 |
| Fluvoxamine-d3 CAS No. 54739-18-3 (non-d) C15H18F3N2O2D3 M.W. 321.36 F-182
 | | | Fluvoxamine-d4 CAS No. 54739-18-3 (non-d) C15H17F3N2O2D4 M.W. 322.37 F-183
 |
| Cis-Fluvoxamine C15H21F3N2O M.W. 318.34 F-184
 | | | Trans-Fluvoxamine CAS No. 39-18-3 C15H21F3N2O2 M.W. 318.34 F-185
 |
| Fluvoxamine Maleate C15H21F3N2O2.C4H4O4 M.W. 318.34 116.07 F-186
 | | | Fluvoxamine Impurity (5-Methoxy-4-Trifluoromethyl Valerophenone) C13H15F3O2 M.W. 260.26 F-187
 |
| Valerophenone C11H14O M.W. 162.23 F-188
 | | | Fluvoxamine Impurity C C19H25F3N2O6 M.W. 434.42 F-189
 |
| Famotidine CAS No. 76824-35-6 C8H15N7O2S3 M.W. 337.45 F-191
 | | | Famotidine impurity E C10H14N8S4 M.W. 374.53 F-1910
 |
| Famotidine sulfoxide C8H15N7O3S3 M.W. 353.45 F-1911
 | | | Famotidine impurity I C8H15N6O4S3 M.W. 355.44 F-1912
 |
| Famotidine Impurity H C6H10N6S2 . 2 HCl M.W. 230.31 2 36.46 F-1913
 | | | Famotidine-13C-d3 CAS No. 76824-35-6(non-d) C713CH12N7O2S3D3 M.W. 341.45 F-192
 |
| Famotidine-15N2-13C CAS No. 76824-35-6(non-d) C8H15N7O2S3 M.W. 340.42 F-193
 | | | Famotidine impurity A C8H14N6S2 M.W. 258.37 F-194
 |
| Famotidine impurity C C8H14N6O3S3 M.W. 338.43 F-195
 | | | Famotidine impurity D C8H13N5OS2 M.W. 259.35 F-196
 |
| Famotidine impurity F C8H12N4O2S2 M.W. 260.34 F-197
 | | | Famotidine impurity G C9H13N7S2 M.W. 283.38 F-198
 |
| Famotidine impurity B C16H23N11O2S5 M.W. 561.75 F-199
 | | | Flavoxate CAS No. 15301-69-6 C24H25NO M.W. 391.47 F-201
 |
| Flavoxate-d5 CAS No. 15301-69-6 (non-d) C24H20NO4D5 M.W. 396.50 F-202
 | | | 3-Methylflavone-8-carboxylic acid (MFCA) C17H12O4 M.W. 280.28 F-203
 |
| 3-Methylflavone-8-carboxylic acid-d5 (MFCA-d5) C17H7O4D5 M.W. 285.31 F-204
 | | | 3-Methylflavone-8-carboxylic acid glucuronide (MFCA glucuronide) C23H20O10 M.W. 456.41 F-205
 |
| Furosemide CAS No. 54-31-9 C12H11ClN2O5S M.W. 330.75 F-211
 | | | Furosemide-d5 C12H6ClN2O5SD5 M.W. 335.78 F-212
 |
| Furosemide acyl glucuronide CAS No. 72967-59-0 C18H19ClN2O11S M.W. 506.88 F-213
 | | | Fluindione CAS No. 957-56-2 C15H9FO2 M.W. 240.24 F-221
 |
| Fluindione-d4 CAS No. 957-56-2 (non-d) C15H5FO2D4 M.W. 244.26 F-222
 | | | Florfenicol C12H14Cl2FNO4S M.W. 358.22 F-231
 |
| Florfenicol-d3 CAS No. 73231-34-2 (non-d) C12H11Cl2FNO4SD3 M.W. 361.24 F-232
 | | | Deschloro Florfenicol CAS No. 138872-73-8 C12H15ClFNO4S M.W. 323.77 F-233
 |
| Folic Acid CAS No. 171777-72-3 C19H19N7O6 M.W. 441.41 F-241
 | | | Folic Acid-d4 CAS No. 171777-72-3 (non-d) C19H15N7O6D4 M.W. 445.48 F-242
 |
| Folic acid Impurity B CAS No. NA C4H7N5O M.W. 141.13 F-243
 | | | Folic acid Impurity E CAS No. NA C26H24N12O7 M.W. 616.56 F-244
 |
| Folic acid Impurity F CAS No. NA C7H6ClN5O M.W. 211.61 F-245
 | | | Calcium Folinate CAS No. 1492-18-8 C20H21N7O7.Ca M.W. 471.43 40.08 F-246
 |
| N2-Methylamino-5-Methyl-Tetrahydrofolic Acid (DiMeTHFA) CAS No. N/A C21H29N7O6 M.W. 475.51 F-247
 | | | D-Isomer of Levomefolate Calcium CAS No. N/A C20H25N7O6 Ca M.W. 459.40 40.08 F-248
 |
| 5,10-Methylene Tetrahydro-Folic acid (CH2THFA) CAS No. N/A C20H25N7O6 M.W. 459.47 F-249
 | | | Fenoxazoline CAS No. 4846-91-7 C13H18N2O M.W. 218.30 F-251
 |
| Fluazinam Impurity C13H4Cl2F6N4O4 M.W. 465.10 F-261
 | | | Fluocinonide CAS No. 356-12-7 C26H32F2O7 M.W. 494.54 F-271
 |
| Fusidic Acid CAS No. 6990-06-3 C31H48O6 M.W. 516.72 F-281
 | | | Fenspiride CAS No. 5053-06-5 C15H20N2O2 M.W. 260.34 F-291
 |
| Fenspiride-d5 CAS No. 5053-06-5 (non-d) C15H15N2O2D5 M.W. 265.37 F-292
 | | | Fenspiride HCl CAS No. 5053-08-7 C15H20N2O2.HCl M.W. 260.34 36.46 F-293
 |
| 2-Hydroxy Fenspiride CAS No. 441781-21-1 C15H20N2O3 M.W. 276.34 F-294
 | | | 3-Hydroxy Fenspiride CAS No. 441781-23-3 C15H20N2O3 M.W. 276.34 F-295
 |
| 4-Hydroxy Fenspiride CAS No. 441781-25-5 C15H20N2O3 M.W. 276.34 F-296
 | | | Fudosteine CAS No. 13189-98-5 C6H13NO3S M.W. 179.24 F-301
 |
| Racemic Fudosteine HCl CAS No. 1023971-15-4 (free amine) C6H13NO3S. HCl M.W. 179.24 36.46 F-302
 | | | Fulvestrant CAS No. 129453-61-8 C32H47F5O3S M.W. 606.79 F-311
 |
| Fulvestrant Sterol Dimer CAS No. N/A C45H64O4 M.W. 669.01 F-3110
 | | | Fulvestrant Beta-Isomer CAS No. N/A C32H47F5O3S M.W. 606.79 F-3111
 |
| 6-Keto Fulvestrant C32H47F5O3S M.W. 606.79 F-3112
 | | | Fulvestrant-d3 CAS No. 129453-61-8 (non-d) C32H44F5O3SD3 M.W. 609.82 F-312
 |
| Fulvestrant-3-glucuronide C38H55F5O9S M.W. 782.91 F-313
 | | | Fulvestrant-17-glucuronide C38H55F5O9S M.W. 782.91 F-314
 |
| Fulvestrant-3-sulfate C32H47F5O6S2 M.W. 686.85 F-315
 | | | Fulvestrant-9-sulfone C32H47F5O4S M.W. 622.78 F-316
 |
| 17-Keto Fulvestrant C32H45F5O3S M.W. 604.77 F-317
 | | | Delta-6,7-Fulvestrant CAS No. N/A C32H45F5O3S M.W. 604.77 F-318
 |
| Fulvestrant Extended CAS No. N/A C41H65F5O4S M.W. 781.09 F-319
 | | | Fingolimod HCl C19H33NO2.HCl M.W. 307.48 36.46 F-321
 |
| Fingolimod-d4 C19H29NO2D4 M.W. 311.50 F-322
 | | | Phosphorilated fingolimod C19H34NO5P M.W. 387.46 F-323
 |
| Phosphorilated Fingolimod-d4 C19H30NO5PD4 M.W. 391.48 F-324
 | | | Flupirtine Maleate CAS No. 75507-68-5 C15H17FN4O2.C4H4O4 M.W. 304.33 116.07 F-331
 |
| Acetylated Flupirtine C14H15FN4O M.W. 274.30 F-332
 | | | Flupirtine-d4 Hydrochloride C15H13FN4O2D4.HCl M.W. 344.81 F-333
 |
| Acetylated Flupirtine-d4 C14H11FN4OD4.HCl M.W. 314.78 F-334
 | | | Flupirtine Impurity A (Impurity I) CAS No. 951624-49-0 C13H11FN4O M.W. 258.26 F-335
 |
| Flupirtine Maleate Impurity II C30H32F2N8O4 M.W. 606.64 F-337
 | | | (R)-Fesoterodine Fumarate C26H37NO3.C4H4O4 M.W. 411.59 116.07 F-341
 |
| (R)-Fesoterodine-d7 Fumarate C26H30NO3D7.C4H4O4 M.W. 418.63 116.07 F-342
 | | | Fesoterodine-d7 HCl C26H30NO3D7.HCl M.W. 418.63 36.46 F-343
 |
| Fesoterodine Impurity A CAS No. N/A C22H31NO2 M.W. 341.50 F-344
 | | | Fesoterodine Impurity B CAS No. N/A C30H43NO4 M.W. 481.68 F-345
 |
| Fesoterodine-d14 Fumarate C26H23NO3D14.C4H4O4 M.W. 425.67 116.07 F-346
 | | | Fluazuron CAS No. 86811-58-7 C20H10Cl2F5N3O3 M.W. 506.22 F-351
 |
| Fosaprepitant Dimeglumine C23H22F7N4O6P.2C7H17NO5 M.W. 614.42 2 195.22 F-361
 | | | Fenoprofen Calcium Salt C15H13O3 . 0.5Ca M.W. 241.27 0.5 40.08 F-371
 |
| rac-Flecainide CAS No. 54143-55-4 C17H20F6N2O3 M.W. 414.35 F-381
 | | | rac-Flecainide-d3 CAS No. 127413-31-4 C17H17F6N2O3D3 M.W. 417.37 F-382
 |
| R-(-)-Flecainide CAS No. 99495-90-6 C17H20F6N2O3 M.W. 414.35 F-383
 | | | S-(+)-Flecainide CAS No. 99495-92-8 C17H20F6N2O3 M.W. 414.35 F-384
 |
| Febuxostat CAS No. 144060-53-7 C16H16N2O3S M.W. 316.38 F-391
 | | | Febuxostat Acyl Glucuronide C22H24N2O9S M.W. 492.51 F-392
 |
| Febuxostat-d9 C16H7N2O3SD9 M.W. 325.44 F-393
 | | | Febuxostat-d7 CAS No. 144060-53-7(non-d) C16H9N2O3SD7 M.W. 323.42 F-394
 |
| Fapyguanine-13C-15N3 C413CH7N215N3O2 M.W. 173.11 F-401
 | | | Felbamate CAS No. 25451-15-4 C11H14N2O4 M.W. 238.25 F-411
 |
| Felbamate-d4 CAS No. 106817-52-1 C11H10N2O4D4 M.W. 242.27 F-412
 | | | Felbamate-d5 CAS No. 1191888-51-3 C11H9N2O4D5 M.W. 243.28 F-413
 |
| 2-Hydroxy Felbamate CAS No. 109482-32-8 C11H14N2O5 M.W. 254.24 F-414
 | | | Felbamate Dimer Impurity CAS No. N/A C21H24N2O7 M.W. 416.43 F-415
 |
| N-Aminocaronyl Felbamate (Allophanate) CAS No. N/A C12H15N3O5 M.W. 281.27 F-416
 | | | Felbamate Dimer C21H24N2O7 M.W. 416.43 F-417
 |
| N-Aminocaronyl Felbamate C12H15N3O5 M.W. 281.27 F-418
 | | | Flucytosine-13C-15N2 C4H4FN3O M.W. 132.07 F-421
 |
| Flucytosine C4H4FN3O M.W. 129.09 F-422
 | | | Flucytosine Glucuronide C10H12FN3O7 M.W. 305.22 F-423
 |
| Fenoterol CAS No. 13392-18-2 C17H21NO4 M.W. 303.36 F-431
 | | | Fenoterol-d6 C17H15NO4D6 M.W. 309.40 F-432
 |
| Fenoterol Glucuronide C23H29NO10 M.W. 479.49 F-433
 | | | Fenoterol Sulfate C17H21NO7S M.W. 383.42 F-434
 |
| Flutriafol Impurity A CAS No. 124774-27-2 C16H13F2N3O M.W. 301.30 F-441
 | | | Flutriafol Impurity D CAS No. 110933-21-6 C16H13F2N3O M.W. 301.30 F-442
 |
| Flutriafol Impurity E CAS No. N/A C16H13F2N3O M.W. 301.30 F-443
 | | | Flibanserin CAS No. 167933-07-5 C20H21F3N4O M.W. 390.41 F-451
 |
| Fluosemide Impurity A CAS No. NA C12H11ClN2O5S M.W. 330.75 F-461
 | | | Fosfomycin Disodium Salt CAS No. 26016-99-9 C3H5Na2O4P M.W. 182.02 F-471
 |
| Fosfomycin-13C3 Benzylamine CAS No. NA C713C3H16NO4P M.W. 248.19 F-472
 | | | Fampridine-d4 (4-Aminopyridine-d4) C5H2N2D4 M.W. 98.14 F-481
 |
| Fimasartan CAS No. 247257-48-3 C27H31N7OS M.W. 501.66 F-491
 | | | Fimasartan-d7 CAS No. N/A C27H24N7OSD7 M.W. 508.70 F-492
 |
| Flutamide Impurity F C11H11F3N2O3 M.W. 276.22 F-501
 | | | Hydroxy Flutamide CAS No. 52806-53-8 C11H11F3N2O4 M.W. 292.22 F-502
 |
| Hydroxy Flutamide-d6 C11H5F3N2O4D6 M.W. 298.25 F-503
 | | | Flutamide CAS No. 13311-84-7 C11H11F3N2O3 M.W. 276.22 F-504
 |
| Flutamide-d7 CAS No. 13311-84-7(non-d) C11H4F3N2O3D7 M.W. 283.26 F-505
 | | | Flucloxacillin Sodium CAS No. 1847-24-1 C19H16ClFN3NaO5S M.W. 475.86 F-511
 |
| Flucloxacillin Sodium Impurity B CAS No. N/A C18H19ClFN3O4S M.W. 427.89 F-512
 | | | Flucloxacillin Impurity F C21H21ClFN3O7S M.W. 513.93 F-513
 |
| Flucloxacillin Impurity G C32H27Cl2F2N5O9S M.W. 766.57 F-514
 | | | Felypressin CAS No. 56-59-7 C46H65N13O11S2 M.W. 1040.22 F-521
 |
| Felypressin Impurity A CAS No. N/A C52H77N15O13S2 M.W. 1084.47 F-522
 | | | Felypressin Impurity B CAS No. N/A C46H66N12O12S2 M.W. 1043.29 F-523
 |
| Felypressin Impurity C CAS No. N/A C92H130N26O22S4 M.W. 2080.57 F-524
 | | | Felypressin Impurity D CAS No. N/A C92H130N26O22S4 M.W. 2080.57 F-525
 |
| Felypressin Impurity E CAS No. N/A C48H67N13O12S2 M.W. 1082.33 F-526
 | | | Felypressin Impurity F CAS No. N/A C46H64N12O12S2 M.W. 1041.27 F-527
 |
| Fluorouracil Impurity C (Pyrimidine-2,4(1H,3H)-dione, Uracil) C4H4N2O2 M.W. 112.09 F-531
 | | | 5-Fluorouracil-13C-15N2 C3H3FO213C15N2 M.W. 133.05 F-532
 |
| Fluorouracil Impurity E C4H3ClN2O2 M.W. 146.53 F-533
 | | | Fluorouracil Impurity F C6H7FN2O2 M.W. 158.13 F-534
 |
| Fusidic acid-d6 C31H42O6D6 M.W. 522.76 F-541
 | | | 3-Keto Fusidic Acid C31H46O6 M.W. 514.71 F-542
 |
| 11-Keto Fusidic Acid C31H46O6 M.W. 514.71 F-543
 | | | Fusidic Acid Acyl Glucuronide C37H56O12 M.W. 692.85 F-544
 |
| 12-Hydroxy-9,11-anhydrofusidic Acid C31H46O6 M.W. 514.71 F-545
 | | | Dimethyl Fumarate C6H8O4 M.W. 144.13 F-551
 |
| Monomethyl Fumarate-d5 C5HO4D5 M.W. 135.13 F-552
 | | | Monoethyl Fumarate C6H8O4 M.W. 144.13 F-553
 |
| Monoethyl Fumarate-d5 C6H3O4D5 M.W. 149.16 F-554
 | | | Finafloxacin HCl C20H19FN4O4 . HCl M.W. 398.40 36.46 F-561
 |
| Dihydroxy Flupentixol diHCl C23H27F3N2O3S. 2 HCl M.W. 468.54 2 36.46 F-571
 | | | Flupentixol diHCl (Flupenthixol diHCl) C23H25F3N2OS. 2 HCl M.W. 434.53 2 36.46 F-572
 |
| Fludarabine phosphate impurity A C10H14N5O8P M.W. 363.23 F-581
 | | | Fludarabine phosphate impurity B C5H5N5O M.W. 151.13 F-582
 |
| Fludarabine Phosphate Impurity C CAS No. N/A C10H14FN5O10P2 M.W. 445.20 F-583
 | | | Fludarabine Phosphate Impurity D CAS No. N/A C5H4FN5 M.W. 153.12 F-584
 |
| Fludarabine Phosphate Impurity F CAS No. N/A C12H18FN5O8P M.W. 391.28 F-585
 | | | Fludarabine Impurity E CAS No. N/A C10H12FN5O4 M.W. 285.24 F-586
 |
| Fludarabine CAS No. 21679-14-1 C10H12FN5O4 M.W. 285.24 F-587
 | | | Fludarabine Phosphate CAS No. 73151-29-8 C10H13FN5O7P M.W. 365.22 F-588
 |
| Fenbendazole-d3 C15H10N3O2SD3 M.W. 302.37 F-591
 | | | Fenbendazole Sulfone CAS No. 54029-20-8 C15H13N3O4S M.W. 331.35 F-592
 |
| Fenticonazole Nitrate CAS No. 73151-29-8 C24H20Cl2N2OS . HNO3 M.W. 455.41 63.01 F-601
 | | | Fenticonazole Impurity A CAS No. N/A C11H10Cl2N2O M.W. 257.12 F-602
 |
| Fenticonazole Impurity B CAS No. N/A C24H20Cl2N2O2S M.W. 471.41 F-603
 | | | Fenticonazole Impurity C CAS No. N/A C24H20Cl2N2O3S M.W. 487.41 F-604
 |
| Fenticonazole Impurity D CAS No. N/A C24H22Cl2N2OS HNO3 M.W. 457.43 63.01 F-605
 | | | Fenticonazole Impurity E CAS No. N/A C37H32Cl2N2OS2 HNO3 M.W. 655.71 63.01 F-606
 |
| Fasudil Dimer C23H22N4O4S2 M.W. 482.58 F-611
 | | | Fasudil HCl CAS No. 105628-07-7 C14H17N3O2S. HCl M.W. 291.37 36.46 F-612
 |
| Fasudil Pyridine N-Oxide TFA Salt CAS No. 186544-56-9 (Free Amine) C14H17N3O3S. C2HF3O2 M.W. 307.37 114.02 F-613
 | | | 4-Ethyl-5-fluoropyrimidine CAS No. 137234-88-9 C6H7FN2 M.W. 126.13 F-621
 |
| Fluanisone CAS No. 1480-19-9 C21H25FN2O2 M.W. 356,44 F-631
 | | | Fluanisone-d8 CAS No. N/A C21H17FN2O2D8 M.W. 364.49 F-632
 |
| Fluorometholone CAS No. 426-13-1 C22H29FO4 M.W. 376.47 F-641
 | | | Fluorometholone Impurity A CAS No. N/A C22H30O4 M.W. 358.48 F-642
 |
| Fluorometholone Impurity B CAS No. N/A C22H28O4 M.W. 356.48 F-643
 | | | Frustosazine CAS No. 13185-73-4 C12H20N2O8 M.W. 320.30 F-651
 |
| Flunixin Meglunine CAS No. 42461-84-7 C14H11F3N2O2 C7H17NO5 M.W. 296.25 195.22 F-661
 | | | Flumethasone CAS No. 2135-17-3 C22H28F2O5 M.W. 410.46 F-701
 |
| Fondaparinux Sodium CAS No. 114870-03-0 C31H43N3O49S8. 10 Na M.W. 1498.19 10 22.99 F-711
 | |