Chemical identity

Nimesulide EP Impurity A / Nimesulide BP Impurity A

CAS 51765-56-1 · C13H11N3O7S

01Identity

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

Lazychem IDLC-23459
PubChem CID85825034
NameNimesulide EP Impurity A / Nimesulide BP Impurity A
CAS RN51765-56-1
Molecular formulaC13H11N3O7S
Molecular weight353.31 g/mol
IUPAC nameN-(2,4-Dinitro-6-phenoxyphenyl)methanesulphonamide
InChIKeyREBQHYRUDRMDOA-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 85825034
Two-dimensional chemical structure of Nimesulide EP Impurity A / Nimesulide BP Impurity A, CAS 51765-56-1
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 2 rings, includes aromatic atoms, includes aliphatic carbon, contains a nitro substructure. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count2
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESCS(=O)(NC1=C(OC2=CC=CC=C2)C=C([N+]([O-])=O)C=C1[N+]([O-])=O)=O
InChINot listed
Formula from structureC13H11N3O7S
Molecular weight from structure353.31 g/mol

03India 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 51765-56-1 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 51765-56-1 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.

04Names and relationships

Associated parent compound

Nimesulide

View API and impurity family

Other names

  • Nimesulide EP Impurity A
  • Nimesulide BP Impurity A

Related records from the same parent family

05Documented 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.

06Sources