Home/Compounds/Pharmaceutical Intermediate/(6R,7R)-7-Amino-8-oxo-3-(1-propenyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
C10H12N2O3S
240.28 g/mol
Pharmaceutical IntermediateWarning
Cefprozil impurity F
CAS120709-09-3
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
Cefprozil impurity F is a pharmaceutical impurity reference standard used primarily in quality control and analytical testing for the antibiotic cefprozil. It serves as a chemical reference material to identify, quantify, and monitor the specific impurity during manufacturing and stability studies.
pharmaceutical impurity reference standardreference material for cefprozil quality control testing
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Referencesame scaffold
7-AVCA
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Referencesame scaffold
7-amino-3-chloro-3-cephem-4-carboxylic acid
CAS53994-69-7
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Referencesame scaffold
7-Amino-3-methoxy-3-cephem-4-carboxylic acid
CAS51803-38-4
pharmaceutical intermediate
Referencesame scaffold
7-amino-3-(methoxymethyl)-3-cephem-4-carboxylic acid
CAS24701-69-7
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Cefprozil impurity F (CAS 120709-09-3) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(6R,7R)-7-amino-8-oxo-3-[(E)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
InChIKey
ZYLDQHILNOZKIF-DHLUJLSBSA-N
SMILES
C/C=C/C1=C(N2[C@@H]([C@@H](C2=O)N)SC1)C(=O)O
Synonyms (19)
- 7-APRA
- 7-Apra; Cefprozil EP Impurity F
- CEFPROZIL IMPURITY F (EP IMPURITY)
- CEFPROZIL MONOHYDRATE IMPURITY F (EP IMPURITY)
- Cefprozil EP Impurity F
- Cefprozil impurity F
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