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.
Methyl 4-Amino-2-methoxy-5-thiocyanatobenzoate
- CAS
- 59168-56-8
- Formula
- C10H10N2O3S
- MW
- 238.27 g/mol
ZX-042738
Methyl 4-amino-5-ethylsulfonyl-2-methoxybenzoate
- CAS
- 80036-89-1
- Formula
- C11H15NO5S
- MW
- 273.31 g/mol
ZX-027974
Methyl 4-ethyl-5-oxo-2,5-dihydrofuran-3-carboxylate
- CAS
- 54467-61-7
- Formula
- C8H10O4
- MW
- 170.16 g/mol
ZX-026399
Methyl 4-fluoro-5-((2-fluorophenyl)amino)-1-methyl-1H-benzo[d]imidazole-6-carboxylate
- CAS
- 1415559-89-5
- Formula
- C16H13F2N3O2
- MW
- 317.29 g/mol
ZX-028278
Methyl 4-hydroxy-1-oxo-7-phenoxy-1,2-dihydroisoquinoline-3-carboxylate
- CAS
- 1421312-32-4
- Formula
- C17H13NO5
- MW
- 311.29 g/mol
ZX-032324
Methyl 4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide
- CAS
- 98827-44-2
- Formula
- C8H7NO5S2
- MW
- 261.3 g/mol
ZX-036262
Methyl 4-methyl-6-(3-nitrophenyl)-2-oxocyclohex-3-ene-1-carboxylate
- CAS
- 2469735-68-8
- Formula
- C15H15NO5
- MW
- 289.28 g/mol
ZX-030815
Methyl 4,4,6,6-tetramethylcyclohex-1-ene-1-carboxylate
- CAS
- 2234308-25-7
- Formula
- C12H20O2
- MW
- 196.29 g/mol
ZX-031615
Methyl 4'-(dibromomethyl)-[1,1'-biphenyl]-2-carboxylate
- CAS
- 1352492-08-0
- Formula
- C15H12Br2O2
- MW
- 384.06 g/mol
ZX-027126
Methyl 5-chloro-2-((4-methylphenyl)sulfonamido)benzoate
- CAS
- 247237-38-3
- Formula
- C15H14ClNO4S
- MW
- 339.8 g/mol
ZX-031136
Methyl 5-chloro-3-(N-(2-methoxy-2-oxoethyl)sulfamoyl)thiophene-2-carboxylate
- CAS
- 906522-87-0
- Formula
- C9H10ClNO6S2
- MW
- 327.8 g/mol
ZX-020315
Have a list of compounds to price?
Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.