Description

(4As)-7β-Ethenyl-3,4,4A,4Bβ,5,6,7,9,10,10Aβ-Decahydro-9β-Hydroxy-1,1,4Aα,7-Tetramethyl-2(1H)-Phenanthrenone is a high-purity, complex diterpenoid compound of significant interest in advanced organic synthesis and pharmaceutical research. Its intricate steroidal-like framework makes it a valuable key intermediate or building block for the development of novel bioactive molecules. This product is essential for R&D chemists and process development scientists working in pharmaceutical, agrochemical, and fine chemical sectors who require reliable access to structurally sophisticated starting materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel steroid analogs and other complex therapeutic agents.
• Organic Synthesis Building Block: Utilized in advanced organic chemistry for constructing complex polycyclic ring systems due to its unique decahydrophenanthrenone core.
• Agrochemical Research: Investigated as a potential intermediate for developing new plant growth regulators or pesticides with novel modes of action.
• Academic & Industrial R&D: Used in research laboratories for methodological studies in total synthesis, catalysis, and molecular design.
• Reference Standard: Can be supplied as a high-purity analytical standard for quality control and identification purposes in related manufacturing processes.

Basic Information

Item	Details
Product Name	(4As)-7β-Ethenyl-3,4,4A,4Bβ,5,6,7,9,10,10Aβ-Decahydro-9β-Hydroxy-1,1,4Aα,7-Tetramethyl-2(1H)-Phenanthrenone
CAS No.	90044-21-6
Molecular Formula	C20H30O2
Molecular Weight	302.46 g/mol
Synonyms	7β-Ethenyldecahydro-9β-hydroxy-1,1,4aα,7-tetramethyl-2(1H)-phenanthrenone; 7β-Vinyldecahydro-9β-hydroxy-1,1,4aα,7-tetramethyl-2(1H)-phenanthrenone; (4aS,4bR,7S,9R,10aR)-7-Ethenyl-4a,4b,5,6,7,8,9,10,10a,10b-decahydro-9-hydroxy-1,1,4a,7-tetramethyl-2H-phenanthren-2-one; Labdane diterpenoid derivative; Decahydrophenanthrenone derivative.
EINECS	Contact for details

Quality Control

Our (4As)-7β-Ethenyl-3,4,4A,4Bβ,5,6,7,9,10,10Aβ-Decahydro-9β-Hydroxy-1,1,4Aα,7-Tetramethyl-2(1H)-Phenanthrenone is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.