Chemical identity

1,1-Cyclopentanediacetic Anhydride

CAS 5662-95-3 · C9H12O3

01Identity

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

Lazychem IDLC-31252
PubChem CID79743
Name1,1-Cyclopentanediacetic Anhydride
CAS RN5662-95-3
Molecular formulaC9H12O3
Molecular weight168.19 g/mol
IUPAC name3, 3-Tetramethyleneglutaric Anhydride
InChIKeyGFWLMILMVMCJDI-UHFFFAOYSA-N

02Structure identifiers

2D structurePubChem CID 79743
Two-dimensional chemical structure of 1,1-Cyclopentanediacetic Anhydride, CAS 5662-95-3
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. These statements are calculated from the published structure string.

Defined stereocentres0
Unassigned stereocentres0
Ring count2
Secondary amines0
Tertiary amines0
N-methyl amine sites0
SMILESC1CCC2(C1)CC(=O)OC(=O)C2
InChINot listed
Formula from structureC9H12O3
Molecular weight from structure168.19 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 5662-95-3 has no exact match in the reviewed published schedule.
SCOMETNO EXACT REVIEWED CAS MATCHCAS 5662-95-3 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.

04Names and relationships

Associated parent compound

No parent compound is listed.

Other names

  • 8-Oxaspiro[4.5]-7,9-decanedione
  • Cyclopentane-1,1-diacetic anhydride
  • 8-Oxaspiro[4.5]decane-7,9-dione
  • 5662-95-3
  • EINECS 227-116-6
  • DTXSID20205196
  • NSC 78448
  • RefChem:580960
  • DTXCID20127687
  • 227-116-6
  • 3,3-Tetramethyleneglutaric anhydride
  • 1,1-Cyclopentanediacetic anhydride

Related records from the same parent family

No related records are linked by parent name.

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