product Impurities

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Venlafaxine-D4

  • CAT Number DCTI-C-001050
  • CAS Number 93413-69-5(Unlabelled)
  • Molecular Formula C17H23D4NO2
  • Molecular Weight 281.43

Verapamil D6.HCl

  • CAT Number DCTI-A-000224
  • CAS Number 152-11-4(Unlabelled)
  • Molecular Formula C27H33D6ClN2O4 (HCl Salt) C27H32D6N2O4 (Free base)
  • Molecular Weight 497.11 (HCl Salt) 460.65 (Free base)

Verapamil EP Impurity C HCl

  • CAS NUMBER 51012-67-0
  • MOLECULAR FORMULA C12H19NO2 (Free base) C12H20ClNO2 (HCl Salt)
  • MOLECULAR WEIGHT 209.29 (Free base) 245.75 (HCl Salt)

Verapamil EP Impurity F HCl

  • CAS NUMBER 67775-97-7
  • MOLECULAR FORMULA C17H26N2O2 (Free Base); C17H27ClN2O2 (HCl Salt)
  • MOLECULAR WEIGHT 290.41 (Free Base); 326.87 (HCl Salt)

Verapamil EP Impurity H

  • CAS NUMBER 67018-83-1
  • MOLECULAR FORMULA C26H36N2O4
  • MOLECULAR WEIGHT 440.58

Verapamil EP Impurity H HCl

  • CAS NUMBER 190850-49-8
  • MOLECULAR FORMULA C26H36N2O4 (Free base) C26H37ClN2O4 (HCl Salt)
  • MOLECULAR WEIGHT 440.58 (Free base) 477.04 (HCl Salt)

Verapamil EP Impurity-I

  • CAT Number DCTI-C-001187
  • CAS Number 1794-55-4
  • Molecular Formula C26H37ClN2O4 (HCl Salt) C26H36N2O4 (Free base)
  • Molecular Weight 477.04 (HCl Salt) 440.58 (Free base)

Verapamil EP Impurity-M Hydrochloride

  • CAT Number DCTI-C-000014
  • CAS Number 190850-50-1
  • Molecular Formula C42H57N3O6 (Free base) C42H58N3O6Cl (HCl Salt)
  • Molecular Weight 699.93 (Free base) 736.39 (HCl Salt)

Verapamil EP-Impurity A

  • CAT Number DCTI-C-001188
  • CAS Number 141991-88-0
  • Molecular Formula C25H38N2O4
  • Molecular Weight 430.59

Verapamil EP-Impurity B

  • CAT Number DCTI-C-001189
  • CAS Number 3490-06-0
  • Molecular Formula C11H17NO2
  • Molecular Weight 195.26

Verapamil EP-Impurity C

  • CAT Number DCTI-C-001418
  • CAS Number 05-09-3490
  • Molecular Formula C12H19NO2
  • Molecular Weight 209.29

Verapamil EP-Impurity D

  • CAT Number DCTI-C-000169
  • CAS Number 36770-74-8 
  • Molecular Formula C14H22ClNO2
  • Molecular Weight 271.79

Verapamil EP-Impurity E

  • CAT Number DCTI-A-000164
  • CAS Number 93-03-8
  • Molecular Formula C9H12O3
  • Molecular Weight 168.19

Verapamil EP-Impurity G

  • CAT Number DCTI-A-000161
  • CAS Number 120-14-9
  • Molecular Formula C9H10O3
  • Molecular Weight 166.18

Verapamil EP-Impurity K

  • CAT Number DCTI-A-000133
  • CAS Number 20850-49-1
  • Molecular Formula C13H17NO2
  • Molecular Weight 219.28

Verapamil EP-impurity-A HCl Salt

  • CAS NUMBER NA
  • MOLECULAR FORMULA C25H39ClN2O4(HCl salt);C25H38N2O4(Free base)
  • MOLECULAR WEIGHT 467.05(HCl salt); 430.59(Free base)

Verapamil Metabolite/ rac D 617

  • CAT Number DCTI-A-000132
  • CAS Number 34245-14-2
  • Molecular Formula C17H26N2O2
  • Molecular Weight 290.41

Vericiguat Carboxidamide Hydrochloride Impurity

  • CAT NUMBER DCTI-C-2188
  • CAS NUMBER 1350653-27-8 (Free Base) ; 1426309-48-9 (HCl Salt)
  • MOLECULAR FORMULA C14H11F2N5 (Free Base); C14H12ClF2N5 (HCl Salt)
  • MOLECULAR WEIGHT 287.27 (Free Base); 323.73 (HCl Salt)

Vericiguat Carboxylic Acid Impurity

  • CAT NUMBER DCTI-C-2191
  • CAS NUMBER 2135333-04-7
  • MOLECULAR FORMULA C14H9F2N3O2
  • MOLECULAR WEIGHT 289.24

Vericiguat N-Oxide Impurity

  • CAS NUMBER NA
  • MOLECULAR FORMULA C19H16F2N8O3
  • MOLECULAR WEIGHT 442.39

Vericiguat Nitrile Impurity

  • CAT NUMBER DCTI-C-2190
  • CAS NUMBER 1350653-26-7
  • MOLECULAR FORMULA C14H8F2N4
  • MOLECULAR WEIGHT 270.24

Vericiguat-D3 HCl

  • CAT NUMBER DCTI-A-282
  • CAS NUMBER NA
  • MOLECULAR FORMULA C19H14D3ClF2N8O2 (HCl Salt); C19H13D3F2N8O2 (Free Base)
  • MOLECULAR WEIGHT 465.86 (HCl Salt); 429.41 (Free Base)

Vericiguat-VCG-3 Impurity

  • CAS NUMBER 1350653-30-3
  • MOLECULAR FORMULA C17H14F2N8
  • MOLECULAR WEIGHT 368.35

Vibegron aminoalcohol Isomer-1 (Diastereomer-1)

  • CAT NUMBER DCTI-C-2854
  • CAS NUMBER NA
  • MOLECULAR FORMULA C18H18N2O3(Free Base); C18H19ClN2O3(HCl Salt)
  • MOLECULAR WEIGHT 310.35(Free Base); 346.81(HCl Salt)

Vibegron aminoalcohol Isomer-2 (Diastereomer-2)

  • CAT NUMBER DCTI-C-2855
  • CAS NUMBER NA
  • MOLECULAR FORMULA C18H18N2O3(Free Base); C18H19ClN2O3(HCl Salt)
  • MOLECULAR WEIGHT 310.35(Free Base); 346.81(HCl Salt)

Vibegron aminoalcohol Isomer-3 (Enantiomer)

  • CAT NUMBER DCTI-C-2880
  • CAS NUMBER NA
  • MOLECULAR FORMULA C18H18N2O3(Free Base); C18H19ClN2O3(HCl Salt)
  • MOLECULAR WEIGHT 310.35(Free Base); 346.81(HCl Salt)

Vibegron Boc aminoalcohol impurity 1

  • CAT NUMBER DCTI-C-2876
  • CAS NUMBER 1437235-52-3
  • MOLECULAR FORMULA C17H23NO3
  • MOLECULAR WEIGHT 289.38

Vibegron Boc-aminoalcohol Intermediate

  • CAT NUMBER DCTI-C-2856
  • CAS NUMBER NA
  • MOLECULAR FORMULA C23H26N2O5
  • MOLECULAR WEIGHT 410.47

Vibegron Nitroso impurity(Mixture of isomers)

  • CAS NUMBER NA
  • MOLECULAR FORMULA C26H27N5O4
  • MOLECULAR WEIGHT 473.53

Vigabatrin Impurity 13

  • CAS NUMBER NA
  • MOLECULAR FORMULA C12H17NO4
  • MOLECULAR WEIGHT 239.27

Vigabatrin impurity A

  • CAS NUMBER 7529-16-0
  • MOLECULAR FORMULA C6H9NO
  • MOLECULAR WEIGHT 111.14

Vigabatrin Related Compound B

  • CAS NUMBER 1379403-11-8
  • MOLECULAR FORMULA C6H11NO2 (Free base); C6H12ClNO2 (HCl Salt)
  • MOLECULAR WEIGHT 129.16 (Free base); 165.62 (HCl Salt)

Vigabatrin Related Compound E Disodium salt

  • CAS NUMBER 1378466-25-1 (Free Acid)
  • MOLECULAR FORMULA C7H11NO4 (Free Acid); C7H11NNa2O4 (Disodium salt)
  • MOLECULAR WEIGHT 173.17 (Free Acid); 219.15 (Disodium salt)

Vigabatrin Related Impurity

  • CAS NUMBER 2324144-19-4
  • MOLECULAR FORMULA C9H13NO3
  • MOLECULAR WEIGHT 183.21

Vilanterol Dimer impurity

  • CAT NUMBER DCTI-C-461
  • CAS NUMBER 2057437-62-2
  • MOLECULAR FORMULA C48H64Cl4N2O9
  • MOLECULAR WEIGHT 954.85

Vilanterol Impurity -28

  • CAT NUMBER DCTI-C-2614
  • CAS NUMBER 503070-57-3
  • MOLECULAR FORMULA C15H21BrCl2O2
  • MOLECULAR WEIGHT 384.14

Vilanterol Impurity – 1

  • CAT NUMBER DCTI-C-2476
  • CAS NUMBER 2677047-63-9
  • MOLECULAR FORMULA C27H37Cl2NO5 (Free base); C47H53Cl2NO7 (trifenate salt)
  • MOLECULAR WEIGHT 526.50 (Free base); 814.84 (trifenate salt)

Vilanterol Impurity 29

  • CAT NUMBER DCTI-C-2615
  • CAS NUMBER 452339-73-0
  • MOLECULAR FORMULA C13H15NO4
  • MOLECULAR WEIGHT 249.27

Vilazodone Metabolite 11

  • CAT Number DCTI-A-225
  • CAS Number NA
  • Molecular Formula C26H27N5O3
  • Molecular Weight 457.53

Vilazodone metabolite-10

  • CAT Number DCTI-A-238
  • CAS Number 163521-19-5
  • Molecular Formula C26H26N4O3
  • Molecular Weight 442.52

Vildagliptin Diketo Impurity

  • CAT Number DCTI-C-638
  • CAS Number 1789703-36-1
  • Molecular Formula C17H24N2O3
  • Molecular Weight 304.39

Vildagliptin Dimer Impurity

  • CAT Number DCTI-C-332
  • CAS Number 1036959-23-5
  • Molecular Formula C24H33N5O3
  • Molecular Weight 439.56

Vildagliptin Imino Impurity

  • CAT Number DCTI-C-331
  • CAS Number 1846606-31-2
  • Molecular Formula C17H23N3O2
  • Molecular Weight 301.39

Vildagliptin Impurity

  • CAT Number DCTI-C-486
  • CAS Number NA
  • Molecular Formula C17H25N3O3
  • Molecular Weight 319.41

Vildagliptin Mono Keto Impurity

  • CAT Number DCTI-C-280
  • CAS Number 1789703-37-2
  • Molecular Formula C17H25N3O2
  • Molecular Weight 303.41

Vildagliptin N-Oxide

  • CAT Number DCTI-C-405
  • CAS Number NA
  • Molecular Formula C17H25N3O3
  • Molecular Weight 319.41

Vildagliptin Nitroso impurity

  • CAT Number DCTI-C-1843
  • CAS Number NA
  • Molecular Formula C17H24N4O3
  • Molecular Weight 332.4

Vildagliptin related compound A

  • CAT NUMBER DCTI-C-2177
  • CAS NUMBER 1032564-18-3
  • MOLECULAR FORMULA C12H19NO3
  • MOLECULAR WEIGHT 225.29

Vildagliptin related compound C

  • CAT NUMBER DCTI-C-2176
  • CAS NUMBER 565453-40-9
  • MOLECULAR FORMULA C17H26N2O4
  • MOLECULAR WEIGHT 322.41

Vildagliptin related compound D

  • CAT NUMBER DCTI-C-2178
  • CAS NUMBER 948574-56-9
  • MOLECULAR FORMULA C18H28N2O4
  • MOLECULAR WEIGHT 336.43

Viloxazine Isomer-1

  • CAT Number DCTI-C-2193
  • CAS Number 56287-63-9
  • Molecular Formula C13H19NO3 (Free Base) C13H20ClNO3 (HCL Salt)
  • Molecular Weight 237.30 (Free Base) 273.76 (HCL Salt)

Viloxazine Isomer-2

  • CAT Number DCTI-C-2192
  • CAS Number 56287-61-7
  • Molecular Formula C13H19NO3 (Free Base) C13H20ClNO3 (HCL Salt)
  • Molecular Weight 237.30 (Free Base) 273.76 (HCL Salt)

Viloxazine-D5

  • CAT NUMBER DCTI-A-283
  • CAS NUMBER NA
  • MOLECULAR FORMULA C13H15D5ClNO3 (HCl Salt) C13H14D5NO3 (Free Base)
  • MOLECULAR WEIGHT 278.79 (HCl Salt) 242.33 (Free Base)

Vinyl cinnamate

  • CAT NUMBER DCTI-C-3148
  • CAS NUMBER 17719-70-9
  • MOLECULAR FORMULA C11H10O2
  • MOLECULAR WEIGHT 174.2

Vismodegib D3

  • CAS NUMBER NA
  • MOLECULAR FORMULA C19H11D3Cl2N2O3S
  • MOLECULAR WEIGHT 424.31

Vismodegib M1

  • CAS Number 1370525-64-6
  • Molecular Formula C19H14Cl2N2O4S
  • Molecular Weight 437.29

Vitamin D3 Decanoate

  • CAT NUMBER DCTI-C-2719
  • CAS NUMBER 158180-04-2
  • MOLECULAR FORMULA C37H62O2
  • MOLECULAR WEIGHT 538.9

Vitamin D3 Octanoate

  • CAT NUMBER DCTI-C-2408
  • CAS NUMBER NA
  • MOLECULAR FORMULA C35H58O
  • MOLECULAR WEIGHT 510.85

Vitamin K1 Related Compound 5 / Phytonadione Monoacetate Impurity

  • CAT Number DCTI-C-669
  • CAS Number 50281-47-5
  • Molecular Formula C33H50O3
  • Molecular Weight 494.76

Vitamin K1 Related Compound-1

  • CAT Number DCTI-C-205
  • CAS Number 22399-39-9
  • Molecular Formula C13H10O3
  • Molecular Weight 214.22

Vitamin K3-2,3-epoxide Impurity

  • CAT Number DCTI-C-1382
  • CAS Number 15448-59-6
  • Molecular Formula C11H8O3
  • Molecular Weight 188.18
VLT Aldehyde Impurity
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VLT Aldehyde Impurity

  • CAT Number DCTI-C-001089
  • CAS Number 2514696-13-8
  • Molecular Formula C24H31Cl2NO5
  • Molecular Weight 484.41

Vonoprazan M-II

  • CAS Number 1883595-38-7
  • Molecular Formula C11H8FNO2
  • Molecular Weight 205.19

Vonoprazan M-III

  • CAS Number 1883595-39-8
  • Molecular Formula C17H14FN3O3S
  • Molecular Weight 359.38

Vonoprazan Metabolite M-I

  • CAS Number 1883595-37-6
  • Molecular Formula C16H11FN2O4S
  • Molecular Weight 346.33

VONOPRAZAN METABOLITE M-IV (Ammonium salt)

  • CAS NUMBER NA
  • MOLECULAR FORMULA C17H16FN3O6S2 (Free base) C17H19FN4O6S2 (Ammonium salt)
  • MOLECULAR WEIGHT 441.44 (Free base) 458.48 (Ammonium salt)

Vonoprazan-d3

  • CAS NUMBER NA
  • MOLECULAR FORMULA C17H13D3FN3O2S
  • MOLECULAR WEIGHT 348.41

Voriconazole Diastereomer (2S,3S/2R,3R) impurity

  • CAT Number DCTI-C-2196
  • CAS Number 239807-03-5
  • Molecular Formula C16H14F3N5O
  • Molecular Weight 349.32

Voriconazole EP Impurity A

  • CAT Number DCTI-C-2197
  • CAS Number 86404-63-9
  • Molecular Formula C10H7F2N3O
  • Molecular Weight 223.18

Voriconazole EP Impurity C

  • CAT Number DCTI-C-2198
  • CAS Number 137234-88-9
  • Molecular Formula C6H7FN2
  • Molecular Weight 126.13

Voriconazole Impurity-15

  • CAT Number DCTI-C-2194
  • CAS Number 321589-00-8
  • Molecular Formula C22H19F4N7O
  • Molecular Weight 473.44

Voriconazole impurity-D

  • CAT Number DCTI-C-2195
  • CAS Number 137234-63-0
  • Molecular Formula C16H14F3N5O
  • Molecular Weight 349.32

Vortioxetine dipiperazine analog TFA

  • CAS NUMBER 1240670-85-2 (Free base)
  • MOLECULAR FORMULA C28H34N4S (Free base) C30H35F3N4O2S (TFA Salt)
  • MOLECULAR WEIGHT 458.67 (Free base) 572.69 (TFA Salt)

Vortioxetine dipiperazine related impurity TFA  

  • CAS NUMBER NA
  • MOLECULAR FORMULA C28H34N4S (Free base); C30H35F3N4O2S (TFA Salt)
  • MOLECULAR WEIGHT 458.67 (Free base); 572.69 (TFA Salt)

Vortioxetine dithioresorcinol analog TFA

  • CAS NUMBER 2099147-02-9 (free base)
  • MOLECULAR FORMULA C28H34N4S2 (Free base)C34H44F6N4O4S2 (TFA Salt)
  • MOLECULAR WEIGHT 490.73 (Free base); 750.86 (TFA Salt)

Vortioxetine Impurity D TFA

  • CAS NUMBER NA
  • MOLECULAR FORMULA C18H22N2S (Free base) C20H23F3N2O2S (TFA Salt)
  • MOLECULAR WEIGHT 298.45(Free base) 412.47 (TFA Salt)

Vortioxetine Metabolite HCl salt

  • CAT NUMBER DCTI-C-3294
  • CAS NUMBER 1429751-00-7 (Free Base)
  • MOLECULAR FORMULA Free Base:C18H22N2OS; HCl salt:C18H23ClN2OS
  • MOLECULAR WEIGHT Free Base:314.45; HCl Salt:350.91

Vortioxetine N-Formyl Impurity

  • CAT Number DCTI-C-000031
  • CAS Number 2135576-73-5
  • Molecular Formula C19H22N2OS
  • Molecular Weight 326.46

Vortioxetine N-Methyl Impurity

  • CAT Number DCTI-C-000146
  • CAS Number  1293489-87-8
  • Molecular Formula C19H25ClN2S (HCl Salt) C19H24N2S (Free base)
  • Molecular Weight 348.93 (HCl Salt) 312.48 (Free base)

Vortioxetine-D8

  • CAT Number DCTI-C-000032
  • CAS Number 2140316-62-5
  • Molecular Formula C18H14D8N2S
  • Molecular Weight 306.5

VP44469 (MARIBAVIR METABOLITE)

  • CAS NUMBER NA
  • MOLECULAR FORMULA C12H13Cl2N3O4 (free base); C14H17Cl2N3O6 (Acetate salt)
  • MOLECULAR WEIGHT 333.03 (free base); 392.04 (salt)

Warfarin-D5

  • CAT Number DCTI-A-113
  • CAS Number 75472-93-4
  • Molecular Formula C19H11D5O4
  • Molecular Weight 313.36

Xanomeline Impurity-1

  • CAS Number NA
  • Molecular Formula C14H20IN3O2S(Iodide salt):C14H20N3O2S(Free base)
  • Molecular Weight 421.3(Iodide salt): 294.39(Free base)

Z-Benvitimod

  • CAT NUMBER DCTI-C-2777
  • CAS NUMBER 1622988-14-0
  • MOLECULAR FORMULA C17H18O2
  • MOLECULAR WEIGHT 254.33

Z-Chlorolefin

  • CAT Number DCTI-C-001517
  • CAS Number 97818-83-2
  • Molecular Formula C24H23ClO
  • Molecular Weight 362.9

Z-Doxepin

  • CAT Number DCTI-A-000165
  • CAS Number 3607-18-9
  • Molecular Formula C19H21NO
  • Molecular Weight 279.38

Zanubrutinib Impurity-2

  • CAT NUMBER DCTI-C-2409
  • CAS NUMBER 2190506-55-7
  • MOLECULAR FORMULA C29H29N5O3
  • MOLECULAR WEIGHT 495.58

Zanubrutinib Impurity-3

  • CAT NUMBER DCTI-C-2410
  • CAS NUMBER 2190506-56-8
  • MOLECULAR FORMULA C29H33N5O3
  • MOLECULAR WEIGHT 499.61

Zanubrutinib Impurity-4

  • CAT NUMBER DCTI-C-2411
  • CAS NUMBER 2190506-57-9 (Free base)
  • MOLECULAR FORMULA C24H25N5O (Free base); C24H26ClN5O (Salt)
  • MOLECULAR WEIGHT 399.50 (Free base); 435.96 (Salt)

Zanubrutinib Impurity-5 (S-isomer)

  • CAT NUMBER DCTI-C-2617
  • CAS NUMBER 2190506-59-1
  • MOLECULAR FORMULA C24H25N5O
  • MOLECULAR WEIGHT 399.5

Zanubrutinib Nitroso Impurity-1

  • CAT NUMBER DCTI-C-2515
  • CAS NUMBER NA
  • MOLECULAR FORMULA C24H26N6O3
  • MOLECULAR WEIGHT 446.51

Zanubrutinib Nitroso Impurity-2

  • CAT NUMBER DCTI-C-2509
  • CAS NUMBER NA
  • MOLECULAR FORMULA C24H26N6O3
  • MOLECULAR WEIGHT 446.51

Zileuton impurity-A

  • CAT Number DCTI-C-1043
  • CAS Number 118564-89-9
  • Molecular Formula C10H11NOS
  • Molecular Weight 193.26

Zileuton impurity-B

  • CAT Number DCTI-C-001516
  • CAS Number 147396-08-5
  • Molecular Formula C10H9NOS
  • Molecular Weight 191.25

Zileuton impurity-C

  • CAT Number DCTI-A-000032
  • CAS Number 147396-07-4
  • Molecular Formula C10H9NOS
  • Molecular Weight 191.25

Zileuton impurity-D

  • CAT Number DCTI-C-000171
  • CAS Number 171370-49-3
  • Molecular Formula C11H12N2OS
  • Molecular Weight 220.29

Zileuton-D4

  • CAT Number DCTI-A-236
  • CAS Number NA
  • Molecular Formula C11H8D4N2O2S
  • Molecular Weight 240.31

Ziprasidone Related Compound B

  • CAT Number DCTI-C-000672
  • CAS Number 1159977-56-6
  • Molecular Formula C21H19ClN4O2S
  • Molecular Weight 426.92

Ziprasidone Related Compound C

  • CAT Number DCTI-C-000671
  • CAS Number 1303996-68-0
  • Molecular Formula C42H40Cl2N8O3S2
  • Molecular Weight 839.86

Zuclomiphene D10 Citrate salt

  • CAT NUMBER DCTI-A-298
  • CAS NUMBER NA
  • MOLECULAR FORMULA Citrate Salt: C32H26D10ClNO8; Free Base: C26H18D10ClNO
  • MOLECULAR WEIGHT citrate Salt: 608.15; Free Base: 416.03
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