Impurities & Reference Standards
API Impurities
Source 1942 api impurities for research, QC and production, documented with COA and SDS.
14,098products
1,516in stock
COA + SDSwith every lot
3-Methyl-4-((2-(piperazin-1-yl)phenyl)thio)benzoic Acid
- CAS
- 1429908-33-7
- Formula
- C18H20N2O2S
- MW
- 328.4 g/mol
VQ-034705
3-Methyl-5-(5-(3,4,5-trichlorophenyl)-5-(trifluoromethyl)-4,5-dihydroisoxazol-3-yl)thiophene-2-carboxamide
- CAS
- 3057856-46-6
- Formula
- C16H10Cl3F3N2O2S
- MW
- 457.67 g/mol
VQ-038162
![3-Methyl-7-(2-butyn-1-yl)-8-[(R)-3-(tertbutyloxycarbonylamino)piperidin-1-yl]-xanthine chemical structure](/media/structures/MKEXJLGKOKCUEB-CYBMUJFWSA-N.svg)
3-Methyl-7-(2-butyn-1-yl)-8-[(R)-3-(tertbutyloxycarbonylamino)piperidin-1-yl]-xanthine
- CAS
- 666816-91-7
- Formula
- C20H28N6O4
- MW
- 416.5 g/mol
VQ-031565
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