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
4-Amino-5-aminomethyl-2-methylpyrimidine Dihydrochloride
- CAS
- 874-43-1
- Formula
- C6H12Cl2N4
- MW
- 211.09 g/mol
VQ-042487
4-Amino-5-chloro-2,3-dihydro-N-4-piperidinyl-7-benzofurancarboxamide
- CAS
- 137211-64-4
- Formula
- C14H18ClN3O2
- MW
- 295.76 g/mol
VQ-027678
4-Amino-5-chloro-2,3-dihydro, 7-Benzofurancarboxamide
- CAS
- 182808-16-8
- Formula
- C9H9ClN2O2
- MW
- 212.63 g/mol
VQ-033382
4-Amino-5-chloro-N-(1-(3-methoxypropyl)piperidin-4-yl)benzofuran-7-carboxamide
- CAS
- 1900715-96-9
- Formula
- C18H24ClN3O3
- MW
- 365.9 g/mol
VQ-027677
4-Amino-6-chloro-1,3-benzenedisulfonyl Dichloride
- CAS
- 671-89-6
- Formula
- C6H4Cl3NO4S2
- MW
- 324.6 g/mol
VQ-037591
4-Amino-6,7-dimethoxyquinazolin-2(1H)-one Hydrochloride
- CAS
- 134749-43-2
- Formula
- C10H12ClN3O3
- MW
- 257.67 g/mol
VQ-030298
![4-Amino-7-bromo-pyrrolo[2,1-f][1,2,4]triazine chemical structure](/media/structures/YGCJBESZJIGDMP-UHFFFAOYSA-N.svg)
![4-Amino-7-iodopyrrolo[2,1-f][1,2,4]triazine chemical structure](/media/structures/ZEBGLCLVPCOXIV-UHFFFAOYSA-N.svg)
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