3-MERCAPTO-2-METHYLPROPIONIC ACID
UNII V3E4016VAS

Substance Identification & Data

This profile provides standardized clinical and technical data for 3-mercapto-2-methylpropionic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) V3E4016VAS.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 26473-47-2 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
V3E4016VAS
CAS Registry Number
26473-47-2
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
3-MERCAPTO-2-METHYLPROPIONIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C4H8O2S
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
MHRDCHHESNJQIS-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
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(CS)C)(=O)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 3-mercapto-2-methylpropionic Acid. 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.

Common Names & Synonyms

CAPTOPRIL IMPURITY C [EP IMPURITY]
ISOBUTYRIC ACID, .BETA.-MERCAPTO-
PROPANOIC ACID, 3-MERCAPTO-2-METHYL-
PROPIONIC ACID, 3-MERCAPTO-2-METHYL-

Systematic Nomenclature

(+/-)-3-MERCAPTO-2-METHYLPROPIONIC ACID
(2RS)-2-METHYL-3-SULFANYLPROPANOIC ACID
3-MERCAPTO-2-METHYLPROPANOIC ACID
3-MERCAPTO-2-METHYLPROPIONIC ACID
3-MERCAPTOISOBUTYRIC ACID