PHOSPHORUS TRIOXIDE
UNII 0LTR52K7HK

Substance Identification & Data

This profile provides standardized clinical and technical data for Phosphorus Trioxide, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 0LTR52K7HK.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1314-24-5 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
0LTR52K7HK
CAS Registry Number
1314-24-5
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
PHOSPHORUS TRIOXIDE
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
O3P2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
XDJWZONZDVNKDU-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
O(P=O)P=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Phosphorus Trioxide. 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

DIPHOSPHORUS TRIOXIDE
PHOSPHORUS OXIDE (P2O3)
PHOSPHORUS SESQUIOXIDE
PHOSPHORUS TRIOXIDE
PHOSPHORUS TRIOXIDE [MI]

Technical Codes

UN2578
UN-2578