4.ALPHA.-METHYLFECOSTEROL
UNII PKH3GWV3BE

Substance Identification & Data

This profile provides standardized clinical and technical data for 4.alpha.-methylfecosterol, uniquely identified by the FDA Unique Ingredient Identifier (UNII) PKH3GWV3BE.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 17757-07-2 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
PKH3GWV3BE
CAS Registry Number
17757-07-2
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
4.ALPHA.-METHYLFECOSTEROL
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C29H48O
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
QLDNWJOJCDIMKK-XLFBYWHPSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
193524
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C[C@@]12C3=C([C@]4([C@](C)(CC3)[C@@]([C@@H](CCC(C(C)C)=C)C)(CC4)[H])[H])CC[C@]1([C@H](C)[C@@H](O)CC2)[H]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 4.alpha.-methylfecosterol. 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.

Common Names & Synonyms

4.ALPHA.-METHYLFECOSTEROL
5.ALPHA.-ERGOSTA-8,24(28)-DIEN-3.BETA.-OL, 4.ALPHA.-METHYL-
ERGOSTA-8,24(28)-DIEN-3-OL, 4-METHYL-, (3.BETA.,4.ALPHA.,5.ALPHA.)-

Systematic Nomenclature

(3R,4S,5S,10R,13S,14R,17R)-4,10,13-TRIMETHYL-17-((2R)-6-METHYL-5-METHYLIDENE-HEPTAN-2-YL)-2,3,4,5,6,7,11,12,14,15,16,17-DODECAHYDRO-1H-CYCLOPENTA(A)PHENANTHREN-3-OL
(3S,4S,5S,10S,13R,14R,17R)-4,10,13-TRIMETHYL-17-((2R)-6-METHYL-5-METHYLIDENEHEPTAN-2-YL)-2,3,4,5,6,7,11,12,14,15,16,17-DODECAHYDRO-1H-CYCLOPENTA(A)PHENANTHREN-3-OL
24,25-DIHYDRO-4.ALPHA.-METHYL-24-METHYLENEZYMOSTEROL

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record
NLM
PubChem Compound