CYCLOPENTANONE
UNII 220W81TN3S

Substance Identification & Data

This profile provides standardized clinical and technical data for Cyclopentanone, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 220W81TN3S.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 120-92-3 and the RxNorm Concept ID (RxCUI) 2557363. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

220W81TN3S

CAS Registry Number

120-92-3

RxNorm Concept ID

2557363

Detailed Substance Profile

Preferred Name

CYCLOPENTANONE

Official standardized name for this substance within the FDA UNII nomenclature system.

Molecular Formula

220W81TN3S

The specific atomic composition represented as a molecular structure string.

InChIKey

C5H8O

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

BGTOWKSIORTVQH-UHFFFAOYSA-N

Line notation for describing the chemical structure and connectivity of atoms.

PubChem CID

8452

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Ingredient Role

C1CC(CC1)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Cyclopentanone. 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.