13-ETHYL-17-HYDROXY-18,19-DINOR-17.ALPHA.-PREGNA-5,7,9-TRIEN-20-YN-3-ONE
UNII B3ZN3KL2LV

Substance Identification & Data

This profile provides standardized clinical and technical data for 13-ethyl-17-hydroxy-18,19-dinor-17.alpha.-pregna-5,7,9-trien-20-yn-3-one, uniquely identified by the FDA Unique Ingredient Identifier (UNII) B3ZN3KL2LV.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 155683-59-3 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

B3ZN3KL2LV

CAS Registry Number

155683-59-3

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

13-ETHYL-17-HYDROXY-18,19-DINOR-17.ALPHA.-PREGNA-5,7,9-TRIEN-20-YN-3-ONE

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

InChIKey

C21H24O2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

WWHYYFPSWOYNJF-ACRUOGEOSA-N

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

PubChem CID

125403270

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

C1(CCc2c3CC[C@@]4([C@@](CC[C@]4(c3ccc2C1)[H])(C#C)O)CC)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 13-ethyl-17-hydroxy-18,19-dinor-17.alpha.-pregna-5,7,9-trien-20-yn-3-one. 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.