METHYLNALTREXONE BROMIDE
UNII RFO6IL3D3M

Substance Identification & Data

This profile provides standardized clinical and technical data for Methylnaltrexone Bromide, uniquely identified by the FDA Unique Ingredient Identifier (UNII) RFO6IL3D3M.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 916055-92-0 and the RxNorm Concept ID (RxCUI) 979111. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

RFO6IL3D3M

CAS Registry Number

916055-92-0

RxNorm Concept ID

979111

Detailed Substance Profile

Preferred Name

METHYLNALTREXONE BROMIDE

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

Molecular Formula

RFO6IL3D3M

The specific atomic composition represented as a molecular structure string.

InChIKey

C21H26NO4.Br

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

IFGIYSGOEZJNBE-NQMNLMSRSA-N

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

NCI Thesaurus

C80569

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

16089914

Unique identification number in the NCBI database of chemical substances.

INN ID

8728

Sequential identifier assigned via the WHO International Nonproprietary Name program.

USAN ID

RR-16

Identifier assigned by the United States Adopted Names Council.

Substance Type

chemical

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

Ingredient Role

[C@]123[C@@]4([C@]([H])([N@+](CC1)(CC5CC5)C)Cc6c2c(c(O)cc6)O[C@]3(C(CC4)=O)[H])O.[Br-]

Synonyms and Nomenclature

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