SAMARIUM SM-153 LEXIDRONAM
UNII 745X144DZY

Substance Identification & Data

This profile provides standardized clinical and technical data for Samarium Sm-153 Lexidronam, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 745X144DZY.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 122575-21-7 and the RxNorm Concept ID (RxCUI) 177906. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

745X144DZY

CAS Registry Number

122575-21-7

RxNorm Concept ID

177906

Detailed Substance Profile

Preferred Name

SAMARIUM SM-153 LEXIDRONAM

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

InChIKey

C6H17N2O12P4.Sm

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

JSTADIGKFYFAIY-GJNDDOAHSA-K

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

NCI Thesaurus

C152291

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

164133

Unique identification number in the NCBI database of chemical substances.

INN ID

7446

Sequential identifier assigned via the WHO International Nonproprietary Name program.

Substance Type

chemical

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

Ingredient Role

[153Sm+3].P(CN(CCN(CP([O-])(=O)O)CP(O)(=O)O)CP(O)([O-])=O)([O-])(=O)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Samarium Sm-153 Lexidronam. 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.