ISOBUTYLENE
UNII QA2LMR467H

Substance Identification & Data

This profile provides standardized clinical and technical data for Isobutylene, uniquely identified by the FDA Unique Ingredient Identifier (UNII) QA2LMR467H.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 115-11-7 and the RxNorm Concept ID (RxCUI) 2099712. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

QA2LMR467H

CAS Registry Number

115-11-7

RxNorm Concept ID

2099712

Detailed Substance Profile

Preferred Name

ISOBUTYLENE

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

Molecular Formula

QA2LMR467H

The specific atomic composition represented as a molecular structure string.

InChIKey

C4H8

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

VQTUBCCKSQIDNK-UHFFFAOYSA-N

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

PubChem CID

8255

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

C=C(C)C

Synonyms and Nomenclature

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