MESTRANOL
UNII B2V233XGE7

Substance Identification & Data

This profile provides standardized clinical and technical data for Mestranol, uniquely identified by the FDA Unique Ingredient Identifier (UNII) B2V233XGE7.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 72-33-3 and the RxNorm Concept ID (RxCUI) 6782. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

B2V233XGE7

CAS Registry Number

72-33-3

RxNorm Concept ID

6782

Detailed Substance Profile

Preferred Name

MESTRANOL

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

InChIKey

C21H26O2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

IMSSROKUHAOUJS-MJCUULBUSA-N

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

NCI Thesaurus

C636

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

6291

Unique identification number in the NCBI database of chemical substances.

INN ID

1139

Sequential identifier assigned via the WHO International Nonproprietary Name program.

Substance Type

chemical

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

Ingredient Role

[C@]12([C@]([C@@]3(CCc4c([C@]3(CC1)[H])ccc(OC)c4)[H])(CC[C@]2(C#C)O)[H])C

Synonyms and Nomenclature

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