Impurities
AY-0429-004
Cefalexin EP Impurity A
C8H9NO2
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Active ingredient reference standard
Cephalexin
Material overview
Cephalexin (AY-0429-001) — active ingredient reference standard. CAS 15686-71-2, formula C16H17N3O4S, molecular weight 347.40 g/mol. Request technical documentation and current availability.
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Technical identifiers
- Catalog number
- AY-0429-001
- CAS number
- 15686-71-2
- Molecular formula
- C16H17N3O4S
- Molecular weight
- 347.40 g/mol
- Category
- Active ingredient reference standard
- Chemical name
- (6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
- Synonyms
- Not listed
- SMILES
- CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)[C@@H](C3=CC=CC=C3)N)SC1)C(=O)O
- Light sensitive
- No
- Hygroscopic
- No
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Storage
Refrigerator
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