Description

2(3H)-Phenanthrenone, 1-Ethyl-4,4A,4B,5,6,7,8,8A,9,10-Decahydro-4B,8,8-Trimethyl-, (4Ar,4Bs,8As)- is a complex, polycyclic ketone derivative of phenanthrene, valued for its unique sterically hindered structure. This compound serves as a critical advanced intermediate in the synthesis of complex organic molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists working on novel active ingredients, specialty chemicals, and materials science.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially in steroid-like or complex polycyclic frameworks.
• Agrochemical Research: Used in developing new active ingredients for pesticides and herbicides, leveraging its complex carbon skeleton.
• Organic Synthesis: Serves as a versatile intermediate in academic and industrial research for constructing complex natural product analogs.
• Material Science Precursor: Potential starting material for the development of organic semiconductors or specialty polymers with specific optical properties.
• Chemical Reference Standard: Used in analytical laboratories for method development and calibration in chromatographic analysis.

Basic Information

Item	Details
Product Name	2(3H)-Phenanthrenone, 1-Ethyl-4,4A,4B,5,6,7,8,8A,9,10-Decahydro-4B,8,8-Trimethyl-, (4Ar,4Bs,8As)-
CAS No.	111827-69-1
Molecular Formula	C19H28O
Molecular Weight	272.43 g/mol
Synonyms	1-Ethyl-4,4a,4b,5,6,7,8,8a,9,10-decahydro-4b,8,8-trimethyl-2(3H)-phenanthrenone; (4aR,4bS,8aS)-1-Ethyl-4,4a,4b,5,6,7,8,8a,9,10-decahydro-4b,8,8-trimethylphenanthren-2(3H)-one; Decahydro-4b,8,8-trimethyl-1-ethyl-2(3H)-phenanthrenone; Steroid-like phenanthrenone derivative; Polycyclic ketone intermediate.
EINECS	Contact for details

Quality Control

Our 2(3H)-Phenanthrenone derivative is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing purity, identity, and impurity profiles. While produced to meet general laboratory and research-grade standards, specifications can be aligned with specific project requirements. Our commitment to reliable supply and transparent documentation supports your critical R&D and scale-up processes.

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 heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
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.