ALFATRADIOL
UNII 3VQ38D63M7

Substance Identification & Data

This profile provides standardized clinical and technical data for Alfatradiol, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 3VQ38D63M7.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 57-91-0 and the RxNorm Concept ID (RxCUI) 1926478. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
3VQ38D63M7
CAS Registry Number
57-91-0
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
ALFATRADIOL
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
3VQ38D63M7
The specific atomic composition represented as a molecular structure string.
InChIKey
C18H24O2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
VOXZDWNPVJITMN-SFFUCWETSA-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
8057
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(O)c4)[H])(CC[C@H]2O)[H])C

Synonyms and Nomenclature

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

ALFATRADIOL

Common Names & Synonyms

.ALPHA.-ESTRADIOL [MI]
17.ALPHA.-ESTRADIOL
17A-ESTRADIOL [WHO-DD]
17ALPHA-ESTRADIOL
ALFATRADIOL [INN]
ALFATRADIOL [MART.]
ESTRADIOL 17-.ALPHA.
ESTRADIOL HEMIHYDRATE IMPURITY B [EP IMPURITY]
ESTRADIOL, .ALPHA.-
ESTRADIOL, ALPHA-
ETHINYLESTRADIOL IMPURITY L [EP IMPURITY]

Systematic Nomenclature

ESTRA-1,3,5(10)-TRIENE-3,17.ALPHA.-DIOL