Catalog division

Impurity Reference Standards

Pharmacopoeial impurities, nitrosamines, metabolites, labelled internal standards and API working standards, each backed by analytical data for method development and QC.

20,060 products6 categories2,050 in stockCOA + SDS with every lot

20,060 products · page 829 of 836

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Vismodegib M3

CAS: 1370525-64-6
Formula: C₁₉H₁₄Cl₂N₂O₄S
MW: 437.3 g/mol

ZX-027600

Visnadine

CAS: 477-32-7
Formula: C₂₁H₂₄O₇
MW: 388.4 g/mol

ZX-045501

Vitamin A EP Impurity C

CAS: 16729-22-9
Formula: C₂₀H₃₀O
MW: 286.5 g/mol

ZX-027606

Vitamin A Palmitate

CAS: 79-81-2
Formula: C₃₆H₆₀O₂
MW: 524.9 g/mol

ZX-026690

Vitamin A Propionate

CAS: 7069-42-3
Formula: C₂₃H₃₄O₂
MW: 342.5 g/mol

ZX-032163

Vitamin D3 Decanoate

CAS: 158180-04-2
Formula: C₃₇H₆₂O₂
MW: 538.9 g/mol

ZX-023926

Vitamin D3 Octanoate

CAS: 927822-16-0
Formula: C₃₅H₅₈O₂
MW: 510.8 g/mol

ZX-028585

Vitamin D4

CAS: 511-28-4
Formula: C₂₈H₄₆O
MW: 398.7 g/mol

ZX-024539

Vitamin K1 2,3-Epoxide

CAS: 1588773-08-3
Formula: C₃₁H₄₆O₃
MW: 466.7 g/mol

ZX-026386

Vitamin K1 Chromenol Impurity

CAS: 34044-00-3
Formula: C₃₁H₄₆O₂
MW: 450.7 g/mol

ZX-031839

Vitamin K1 Hydroperoxide

CAS: 15576-39-3
Formula: C₃₁H₄₆O₄
MW: 482.7 g/mol

ZX-026385

Vitamin K1 Hydroperoxide

CAS: 2241755-02-0
Formula: C₃₁H₄₆O₄
MW: 482.7 g/mol

ZX-031836

Vitamin K1 Hydroxide

CAS: 15576-40-6
Formula: C₃₁H₄₆O₃
MW: 466.7 g/mol

ZX-026384

Vitamin K3 D8

CAS: 478171-80-1
Formula: C₁₁H₈O₂
MW: 180.23 g/mol

ZX-043282

Vitexin

CAS: 3681-93-4
Formula: C₂₁H₂₀O₁₀
MW: 432.4 g/mol

ZX-031397

Vitexin-2-O-Rhamnoside

CAS: 64820-99-1
Formula: C₂₇H₃₀O₁₄
MW: 578.5 g/mol

ZX-031320

VNL7-VNL5 (Venetoclax Dimer Impurity 2)

CAS: 2270190-88-8
Formula: C₇₈H₈₃Cl₂N₁₁O₉S
MW: 1421.5 g/mol

ZX-005530

Voacangine

CAS: 510-22-5
Formula: C₂₂H₂₈N₂O₃
MW: 368.5 g/mol

ZX-047708

Voclosporin

CAS: 515814-01-4
Formula: C₆₃H₁₁₁N₁₁O₁₂
MW: 1214.6 g/mol

ZX-032770

Voglibose TBG Impurity

CAS: 6564-72-3
Formula: C₃₄H₃₆O₆
MW: 540.6 g/mol

ZX-043017

Vonoprazan

CAS: 881681-00-1
Formula: C₁₇H₁₆FN₃O₂S
MW: 345.4 g/mol

ZX-006911

Vonoprazan Impurity 21

CAS: 928324-80-5
Formula: C₁₆H₁₀ClFN₂O₃S
MW: 364.8 g/mol

ZX-005531

Vonoprazan Impurity 28

CAS: 56448-22-7
Formula: C₁₁H₉NO
MW: 171.19 g/mol

ZX-027623

Vonoprazan Impurity 283 (Intermediate Stage I)

CAS: 928324-73-6
Formula: C₁₆H₁₁FN₂O₃S
MW: 330.3 g/mol

ZX-005532

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