Product division
Impurities & Reference Standards
Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.
27,990products
6sub-categories
2,746in stock
COA + SDSwith every lot
API Impurities 14,098Pharmacopeial Impurities (EP / USP / BP) 4,399Nitrosamine Impurities 631Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,504Metabolites & Degradation Products 3,922API Reference Standards 3,436
2,3-Dimethyl-4-(2,2,2-trifluoroethoxy)-pyridine N-oxide
- CAS
- 103577-61-3
- Formula
- C9H10F3NO2
- MW
- 221.18 g/mol
VQ-031440
2,3-Dimethyl-4,6-dinitro-N-(pentan-3-yl)aniline
- CAS
- 2724543-66-0
- Formula
- C13H19N3O4
- MW
- 281.31 g/mol
VQ-044186
2,3-Dimethyl-6-(methyl(2-((4-methyl-3-sulfamoylphenyl)amino)pyrimidin-4-yl)amino)-2H-indazole 2-oxide
- CAS
- 1821666-74-3
- Formula
- C21H23N7O3S
- MW
- 453.5 g/mol
VQ-043606
2,3,4-Tri-O-acetyl-beta-D-glucuronic Acid Methyl Ester
- CAS
- 73464-50-3
- Formula
- C13H18O10
- MW
- 334.28 g/mol
VQ-032382
2,3,4-Tri-O-acetyl-α-D-glucuronic Acid Methyl Ester, Trichloroacetimidate
- CAS
- 92420-89-8
- Formula
- C15H18Cl3NO10
- MW
- 478.7 g/mol
VQ-036526
![2,3,4,4a,11,11a-Hexahydro-1H-dibenzo[a,d][7]annulen-5(10H)-one chemical structure](/media/structures/DERKBZMWBHNMBF-UHFFFAOYSA-N.svg)
2,3,4,4a,11,11a-Hexahydro-1H-dibenzo[a,d][7]annulen-5(10H)-one
- CAS
- 7351-59-9
- Formula
- C15H18O
- MW
- 214.3 g/mol
VQ-047883
2,3,4,5-Tetrahydro-1,5-methano-1H-3-benzazepine-7,8-diamine
- CAS
- 808120-35-6
- Formula
- C11H15N3
- MW
- 189.26 g/mol
VQ-023988
2,3,4,5-Tetrahydro-1H-1,5-methano-3-benzazepine Hydrochloride
- CAS
- 230615-52-8
- Formula
- C11H14ClN
- MW
- 195.69 g/mol
VQ-034547
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.