Description

(4As)-4Aβ,4B,5,6,7,8,8Aβ,9,10,10Aα-Decahydro-4Bα,8,8-Trimethylphenanthren-1(4H)-One is a high-purity, complex decalin-based ketone compound with the CAS registry number 57684-15-8. This specialized intermediate is valued for its rigid, polycyclic structure, making it a critical building block in advanced organic synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, agrochemical, and pharmaceutical industries for the development of novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a sophisticated scaffold or chiral precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) or anti-inflammatory pathways.
• Agrochemical Synthesis: Used as a key intermediate in the research and development of advanced pesticides and herbicides, leveraging its complex, functionalized decalin core.
• Fine Chemical Production: Acts as a crucial building block for synthesizing specialty chemicals, including fragrances, flavors, and advanced materials requiring specific stereochemistry.
• Academic & Industrial Research: Employed in methodological studies and catalysis research for constructing complex polycyclic systems and exploring new synthetic routes.
• Material Science Precursor: Investigated for the development of organic semiconductors, liquid crystals, or other functional materials due to its rigid, fused-ring structure.

Basic Information

Item	Details
Product Name	(4As)-4Aβ,4B,5,6,7,8,8Aβ,9,10,10Aα-Decahydro-4Bα,8,8-Trimethylphenanthren-1(4H)-One
CAS No.	57684-15-8
Molecular Formula	C17H26O
Molecular Weight	246.39 g/mol
Synonyms	4aβ,4b,5,6,7,8,8aβ,9,10,10aα-Decahydro-4bα,8,8-trimethylphenanthren-1(4H)-one; (4aS,4bR,8aR,10aS)-Decahydro-4b,8,8-trimethylphenanthren-1(4H)-one; 1(4H)-Phenanthrenone, decahydro-4b,8,8-trimethyl-, (4aS,4bR,8aR,10aS)-; Trimethyl decahydrophenanthrenone; Decalin-based ketone intermediate.
EINECS	Contact for details

Quality Control

Our (4As)-4Aβ,4B,5,6,7,8,8Aβ,9,10,10Aα-Decahydro-4Bα,8,8-Trimethylphenanthren-1(4H)-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopic methods, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results are provided with every shipment. We support compliance with cGMP and ICH guidelines for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging during storage and handling.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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