Chemical identity

3-Methylisoxazole-4-carboxylic Acid

CAS 17153-20-7 · C5H5NO3

01Identity

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

Lazychem IDLC-02634
PubChem CID4589692
Name3-Methylisoxazole-4-carboxylic Acid
CAS RN17153-20-7
Molecular formulaC5H5NO3
Molecular weight127.1 g/mol
IUPAC name3-Methylisoxazole-4-carboxylic Acid
InChIKeyYBLSBWHFPXDRHC-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 4589692
Two-dimensional chemical structure of 3-Methylisoxazole-4-carboxylic Acid, CAS 17153-20-7
Two-dimensional structure for the PubChem identity linked to this record. Confirm the identifiers before analytical use.

The parsed structure contains 1 ring, includes aromatic atoms, includes aliphatic carbon. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count1
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESCC1=NOC=C1C(=O)O
InChINot listed
Formula from structureC5H5NO3
Molecular weight from structure127.1 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 17153-20-7 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 17153-20-7 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

Leflunomide

View API and impurity family

Other names

  • 3-Methyl-1,2-oxazole-4-carboxylic acid
  • RefChem:503364
  • 681-430-1
  • 3-Methylisoxazole-4-carboxylic acid
  • 17153-20-7
  • 3-methyl-4-isoxazolecarboxylic acid
  • MFCD01318161
  • 4-Isoxazolecarboxylic acid, 3-methyl-
  • SCHEMBL263448
  • W4B6RR5U86
  • SCHEMBL20505178
  • methylisoxazole-4-carboxylic acid

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