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 14,252Pharmacopeial Impurities (EP / USP / BP) 4,401Nitrosamine Impurities 650Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,612Metabolites & Degradation Products 4,146API Reference Standards 3,493
α-(2,3-Dimethylphenyl)-1-(trityl)-1H-imidazole-4-methanol
- CAS
- 176721-01-0
- Formula
- C31H28N2O
- MW
- 444.6 g/mol
VQ-026583
amino]methyl]-3-nitro-4-(phenylmethoxy)benzenemethanol chemical structure](/media/structures/STIBLONETZHESW-UHFFFAOYSA-N.svg)
α-[[[2-(4-Methoxyphenyl)-1-methylethyl](phenylmethyl)amino]methyl]-3-nitro-4-(phenylmethoxy)benzenemethanol
- CAS
- 43229-67-0
- Formula
- C32H34N2O5
- MW
- 526.6 g/mol
VQ-037419
![α-Formyl-(3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl benzeneacetic Acidester chemical structure](/media/structures/RMBZQGMKGCCRKF-UHFFFAOYSA-N.svg)
α-Formyl-(3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl benzeneacetic Acidester
- CAS
- 22226-37-5
- Formula
- C17H21NO3
- MW
- 287.35 g/mol
VQ-026090
α-Hydroxy-4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-N-methyl-benzeneacetamide
- CAS
- 2088032-68-0
- Formula
- C15H11I4NO4
- MW
- 776.87 g/mol
VQ-043210
![α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester chemical structure](/media/structures/AZLIPRWXPRLJQF-MGIUEUODSA-N.svg)
α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester
- CAS
- 783273-13-2
- Formula
- C18H19NO4S2
- MW
- 377.5 g/mol
VQ-044521
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