METHYL METHANESULFONATE
UNII AT5C31J09G

Substance Identification & Data

This profile provides standardized clinical and technical data for Methyl Methanesulfonate, uniquely identified by the FDA Unique Ingredient Identifier (UNII) AT5C31J09G.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 66-27-3 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

AT5C31J09G

CAS Registry Number

66-27-3

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

METHYL METHANESULFONATE

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

InChIKey

C2H6O3S

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

MBABOKRGFJTBAE-UHFFFAOYSA-N

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

NCI Thesaurus

C44399

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

4156

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

COS(=O)(=O)C

Synonyms and Nomenclature

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