MESTANOLONE
UNII S712YZ168E

Substance Identification & Data

This profile provides standardized clinical and technical data for Mestanolone, uniquely identified by the FDA Unique Ingredient Identifier (UNII) S712YZ168E.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 521-11-9 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
S712YZ168E
CAS Registry Number
521-11-9
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
MESTANOLONE
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C20H32O2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
WYZDXEKUWRCKOB-YDSAWKJFSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
INN ID
862
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C1C(C[C@@]2(CC[C@@]3([C@]([C@@]2(C)C1)([H])CC[C@]4([C@]3(CC[C@@]4(O)C)[H])C)[H])[H])=O

Synonyms and Nomenclature

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

FDA Official Name

MESTANOLONE

Common Names & Synonyms

17.ALPHA.-METHYLANDROSTAN-17.BETA.-OL-3-ONE
17.ALPHA.-METHYLANDROSTAN-3-ON-17.BETA.-OL
MESTANOLONE [INN]
MESTANOLONE [JAN]
MESTANOLONE [MART.]
MESTANOLONE [MI]
MESTANOLONE [WHO-DD]
STANOZOLOL IMPURITY A [EP IMPURITY]

Brand / Trade Names

ASSIMIL
ERMALONE
MESANOLON
METHYBOL
TANTARONE

Systematic Nomenclature

(5.ALPHA.,17.BETA.)-17-HYDROXY-17-METHYLANDROSTAN-3-ONE
17.BETA.-HYDROXY-17.ALPHA.-METHYL-3-ANDROSTANONE
17.BETA.-HYDROXY-17-METHYL-5.ALPHA.-ANDROSTAN-3-ONE

Technical Codes

NSC-18219