Chemical identity

Cefprozil EP Impurity F

CAS 120709-09-3 · C10H12N2O3S

01Identity

Identifiers and names for this exact compound. Empty fields are left unassigned.

Lazychem IDLC-10046
PubChem CID10220388
NameCefprozil EP Impurity F
CAS RN120709-09-3
Molecular formulaC10H12N2O3S
Molecular weight240.28 g/mol
IUPAC name(6R,7R)-7-Amino-8-oxo-3-[(1E)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
InChIKeyZYLDQHILNOZKIF-DHLUJLSBSA-N

02Structure identifiers

2D structurePubChem CID 10220388
Two-dimensional chemical structure of Cefprozil EP Impurity F, CAS 120709-09-3
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 2 rings, includes aliphatic carbon, has 2 defined stereocentres. These statements are calculated from the published structure string.

Defined stereocentres2
Unassigned stereocentres0
Ring count2
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESC/C=C/C1=C(N2[C@@H]([C@@H](C2=O)N)SC1)C(=O)O
InChINot listed
Formula from structureC10H12N2O3S
Molecular weight from structure240.28 g/mol

03Stereochemistry

The published structure contains 2 defined and 0 unassigned tetrahedral stereocentres. The exact wedge and dash depiction is shown above.

Defined centres2Structure assigned
Unassigned centres0Structure unspecified
Assignment statusFully assignedExact published identity
Tetrahedral upper bound≤ 4Before symmetry reduction

Published same-connectivity configurations

4 records

These records have the same connectivity, molecular formula and protonation layer, but a different complete InChIKey stereochemical layer. Only separately structure-linked records are shown.

Scope: The mathematical 2^n value is only an upper bound. Symmetry and other stereogenic elements can change the number of distinct stereoisomers. A hypothetical configuration is not published as a compound record without a verified structure identity.

04India status for this compound

These results apply only to this exact compound name and CAS number. Confirm the current official instruments before making a regulatory decision.

NDPS / RCSNO EXACT MATCH FOUNDCAS 120709-09-3 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 120709-09-3 has no exact match in the reviewed SCOMET list.
Review date2026-08-01Recheck the current official instruments for the material, concentration, activity and date in question.

05Names and relationships

Associated parent compound

Cefprozil

View API and impurity family

Other names

  • 7-Amino-8-oxo-3-((1E)-prop-1-enyl)-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, (6R,7R)-
  • 107937-01-9
  • Cefprozil impurity F [EP]
  • UNII-4ZE15V22RD
  • 4ZE15V22RD
  • Cefprozil monohydrate impurity F [EP]
  • DE(2-amino-2-(4-hydroxyphenyl)acetyl)cefprozil, (E)-
  • (6R,7R)-7-Amino-8-oxo-3-((1E)-prop-1-enyl)-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid
  • DTXSID20148332
  • 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-amino-8-oxo-3-(1E)-1-propen-1-yl-, (6R,7R)-
  • 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-amino-8-oxo-3-(1E)-1-propenyl-, (6R,7R)-
  • CEFPROZIL IMPURITY F [EP IMPURITY]

Related records from the same parent family

06Documented history

Dated discovery, occurrence, use and issue claims are published only when a suitable primary or government source is available.

No dated history available

No verified discovery, first report, occurrence, use or issue event is currently available for this identity.

07Sources