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
![7-Methoxy-3-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide chemical structure](/media/structures/FBBQDXXKORIZQZ-UHFFFAOYSA-N.svg)
7-Methoxy-3-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide
- CAS
- 6451-51-0
- Formula
- C9H10N2O3S
- MW
- 226.25 g/mol
VQ-048578
7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carbonitrile
- CAS
- 417721-15-4
- Formula
- C11H8N2O2
- MW
- 200.19 g/mol
VQ-048832
7-Methoxy-4-oxo-1,4-dihydroquinoline-6-carboxylic acid
- CAS
- 417721-34-7
- Formula
- C11H9NO4
- MW
- 219.19 g/mol
VQ-044000
![7-Methoxy-N-[2-(7-methoxy-1-naphthalenyl)ethyl]-1-naphthaleneethanamine chemical structure](/media/structures/GZKUEBDMUQNUNI-UHFFFAOYSA-N.svg)
7-Methoxy-N-[2-(7-methoxy-1-naphthalenyl)ethyl]-1-naphthaleneethanamine
- CAS
- 1385018-57-4
- Formula
- C26H27NO2
- MW
- 385.5 g/mol
VQ-021459
![7-Nitro-2,3,4,5-tetrahydro-1H-1,5-methanobenzo[d]azepine chemical structure](/media/structures/AJJVWIGUUYROJX-UHFFFAOYSA-N.svg)
7-Nitro-2,3,4,5-tetrahydro-1H-1,5-methanobenzo[d]azepine
- CAS
- 328055-86-3
- Formula
- C11H12N2O2
- MW
- 204.22 g/mol
VQ-034548
7-O-Desmethoxy-7-O-chloroethyl Erlotinib Hydrochloride
- CAS
- 183320-19-6
- Formula
- C21H21Cl2N3O3
- MW
- 434.3 g/mol
VQ-043158
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