TETRAHYDROGESTRINONE
UNII 643MR6L9LB

Substance Identification & Data

This profile provides standardized clinical and technical data for Tetrahydrogestrinone, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 643MR6L9LB.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 618903-56-3 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

643MR6L9LB

CAS Registry Number

618903-56-3

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

TETRAHYDROGESTRINONE

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

InChIKey

C21H28O2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

OXHNQTSIKGHVBH-ANULTFPQSA-N

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

NCI Thesaurus

C219417

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

6857686

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

CC[C@]1([C@]2(CC)[C@]([H])([C@@]3([H])C(C=C2)=C4C(=CC(CC4)=O)CC3)CC1)O

Synonyms and Nomenclature

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