LEVOMETHADYL ACETATE
UNII R3B637Y991

Substance Identification & Data

This profile provides standardized clinical and technical data for Levomethadyl Acetate, uniquely identified by the FDA Unique Ingredient Identifier (UNII) R3B637Y991.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1477-40-3 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

R3B637Y991

CAS Registry Number

1477-40-3

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

LEVOMETHADYL ACETATE

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

InChIKey

C23H31NO2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

XBMIVRRWGCYBTQ-AVRDEDQJSA-N

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

NCI Thesaurus

C87359

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

15130

Unique identification number in the NCBI database of chemical substances.

INN ID

3175

Sequential identifier assigned via the WHO International Nonproprietary Name program.

Substance Type

chemical

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

Ingredient Role

C([C@@H](OC(=O)C)CC)(C[C@@H](N(C)C)C)(c1ccccc1)c2ccccc2

Synonyms and Nomenclature

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