CEFAZOLIN EPIMER
UNII 99WEP8G7DP

Substance Identification & Data

This profile provides standardized clinical and technical data for Cefazolin Epimer, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 99WEP8G7DP.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number N/A and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
99WEP8G7DP
CAS Registry Number
N/A
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
CEFAZOLIN EPIMER
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C14H14N8O4S3
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
MLYYVTUWGNIJIB-JOYOIKCWSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
7048624
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
Cc1nnc(SCC2=C(C(=O)O)N3C(=O)[C@@H]([C@@]3([H])SC2)NC(=O)Cn4cnnn4)s1

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Cefazolin Epimer. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

Common Names & Synonyms

CEFAZOLIN EPIMER
CEFAZOLIN SODIUM IMPURITY L [EP IMPURITY]

Systematic Nomenclature

(6R,7S)-3-(((5-METHYL-1,3,4-THIADIAZOL-2-YL)SULFANYL)METHYL)-8-OXO-7-((1H-TETRAZOL-1-YLACETYL)AMINO)-5-THIA-1-AZABICYCLO(4.2.0)OCT-2-ENE-2-CARBOXYLIC ACID
(6R,7S)-7-(2-(1H-TETRAZOL-1-YL)ACETAMIDO)-3-((5-METHYL-1,3,4-THIADIAZOL-2-YLTHIO)METHYL)-8-OXO-5-THIA-1-AZABICYCLO(4.2.0)OCT-2-ENE-2-CARBOXYLIC ACID

External Clinical & Regulatory Resources

NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record
NLM
PubChem Compound