THEOPHYLLINE
UNII C137DTR5RG

Substance Identification & Data

This profile provides standardized clinical and technical data for Theophylline, uniquely identified by the FDA Unique Ingredient Identifier (UNII) C137DTR5RG.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 5967-84-0 and the RxNorm Concept ID (RxCUI) 10438. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

C137DTR5RG

CAS Registry Number

5967-84-0

RxNorm Concept ID

10438

Detailed Substance Profile

Preferred Name

THEOPHYLLINE

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

Molecular Formula

C137DTR5RG

The specific atomic composition represented as a molecular structure string.

InChIKey

C7H8N4O2.H2O

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

INQSMEFCAIHTJG-UHFFFAOYSA-N

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

NCI Thesaurus

C872

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

91268

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

Cn1c2c(c(=O)n(C)c1=O)nc[nH]2.O

Synonyms and Nomenclature

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