Skip to content

Product division

Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

28,554products

6sub-categories

2,746in stock

COA + SDSwith every lot

API Impurities 14,252 Pharmacopeial Impurities (EP / USP / BP) 4,401 Nitrosamine Impurities 650 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,612 Metabolites & Degradation Products 4,146 API Reference Standards 3,493

Reference Standard

Deferasirox EP Impurity D chemical structure

Deferasirox EP Impurity D

CAS: 2254105-61-6
Formula: C₂₁H₁₅N₃O₄
MW: 373.4 g/mol

VQ-025228

Reference Standard

Deferasirox EP Impurity E chemical structure

Deferasirox EP Impurity E

CAS: 201530-79-2
Formula: C₂₃H₁₉N₃O₄
MW: 401.4 g/mol

VQ-025224

Reference Standard

Deferasirox EP Impurity F chemical structure

Deferasirox EP Impurity F

CAS: 619-67-0
Formula: C₇H₈N₂O₂
MW: 152.15 g/mol

VQ-025222

Reference Standard

Deferasirox Impurity 23

Deferasirox Impurity 23

CAS: 2732310-58-4
Formula: C₂₁H₁₃NO₅
MW: 359.3 g/mol

VQ-036603

Reference Standard

Deferasirox Impurity 4

Deferasirox Impurity 4

CAS: 108129-45-9
Formula: C₈H₈N₂O₃
MW: 180.16 g/mol

VQ-047981

Reference Standard

Deferasirox Impurity E chemical structure

Deferasirox Impurity E

CAS: 1688656-83-8
Formula: C₄₂H₂₈N₆O₈S
MW: 776.8 g/mol

VQ-036601

Reference Standard

Deferasirox Impurity F chemical structure

Deferasirox Impurity F

CAS: 1688656-84-9
Formula: C₄₂H₂₈N₆O₉S
MW: 792.8 g/mol

VQ-030102

Reference Standard

Deferasirox Isopropyl Ester chemical structure

Deferasirox Isopropyl Ester

CAS: 1266741-29-0
Formula: C₂₄H₂₁N₃O₄
MW: 415.4 g/mol

VQ-025226

Reference Standard

Deferasirox Methyl Ester Impurity chemical structure

Deferasirox Methyl Ester Impurity

CAS: 1266741-05-2
Formula: C₂₂H₁₇N₃O₄
MW: 387.4 g/mol

In stock

Reference Standard

Deferasirox O-salycyl Impurity chemical structure

Deferasirox O-salycyl Impurity

CAS: 6543-57-3
Formula: C₂₈H₁₆O₈
MW: 480.4 g/mol

VQ-030106

Reference Standard

Deferasirox Salicyloyl Ester chemical structure

Deferasirox Salicyloyl Ester

CAS: 1395346-28-7
Formula: C₂₈H₁₉N₃O₆
MW: 493.5 g/mol

VQ-030103

Reference Standard

Deferasirox-d4 chemical structure

CAS: 1133425-75-8
Formula: C₂₁H₁₅N₃O₄
MW: 377.4 g/mol

VQ-030108

Reference Standard

Deferiprone chemical structure

CAS: 30652-11-0
Formula: C₇H₉NO₂
MW: 139.15 g/mol

VQ-022322

Reference Standard

Deferiprone 3-O-beta-D-glucuronide chemical structure

Deferiprone 3-O-beta-D-glucuronide

CAS: 141675-48-1
Formula: C₁₃H₁₇NO₈
MW: 315.28 g/mol

VQ-022324

Reference Standard

Deferiprone EP Impurity C chemical structure

Deferiprone EP Impurity C

CAS: 2734417-02-6
Formula: C₈H₁₂N₂O
MW: 152.19 g/mol

VQ-022323

Reference Standard

Deferiprone N-Ethyl Impurity chemical structure

Deferiprone N-Ethyl Impurity

CAS: 30652-12-1
Formula: C₈H₁₁NO₂
MW: 153.18 g/mol

VQ-030109

Reference Standard

Deferiprone-d3 chemical structure

CAS: 1346601-82-8
Formula: C₇H₉NO₂
MW: 142.17 g/mol

VQ-030110

Reference Standard

Deferoxamine chemical structure

CAS: 70-51-9
Formula: C₂₅H₄₈N₆O₈
MW: 560.7 g/mol

VQ-036604

Reference Standard

Deferoxamine EP Impurity A (Free Base) chemical structure

Deferoxamine EP Impurity A (Free Base)

CAS: 1884272-02-9
Formula: C₂₄H₄₆N₆O₈
MW: 546.7 g/mol

VQ-044789

Reference Standard

Deferoxamine EP Impurity B (Free Base) chemical structure

Deferoxamine EP Impurity B (Free Base)

CAS: 252325-60-3
Formula: C₁₆H₃₂N₄O₅
MW: 360.45 g/mol

VQ-035286

Reference Standard

Deferoxamine EP Impurity C (Free Base) chemical structure

Deferoxamine EP Impurity C (Free Base)

CAS: 2061568-49-6
Formula: C₁₁H₁₈N₂O₄
MW: 242.27 g/mol

VQ-035423

Reference Standard

Deferoxamine EP Impurity E (Free Base) chemical structure

Deferoxamine EP Impurity E (Free Base)

CAS: 804456-12-0
Formula: C₁₉H₃₆N₄O₇
MW: 432.5 g/mol

VQ-044790

Reference Standard

Deferoxamine Isothiocyanatophenyl Impurity chemical structure

Deferoxamine Isothiocyanatophenyl Impurity

CAS: 1810009-29-0
Formula: C₄₂H₆₈N₁₀O₁₁S₂
MW: 953.2 g/mol

VQ-044773

Reference Standard

Deferoxamine Mesylate Impurity N

Deferoxamine Mesylate Impurity N

CAS: 149471-25-0
Formula: C₂₃H₄₆N₆O₇
MW: 518.65 g/mol

VQ-035288

Need a price, a spec or a custom compound?

Send us your list — product names or CAS numbers, grade, quantity and destination. Our team replies with a formal quotation, COA and lead time.

Request a quote Contact sales