Description

15,16-Dihydro-3-Methylcyclopenta(A)Phenanthren-17-One is a high-purity, complex polycyclic ketone compound of significant interest in advanced organic synthesis and pharmaceutical research. Its unique steroidal-like framework makes it a valuable key intermediate for developing novel active pharmaceutical ingredients (APIs) and other fine chemicals. This product is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to explore new molecular entities and synthetic pathways.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel steroid analogs and other complex therapeutic molecules.
• Organic Synthesis Research: Used as a specialized starting material or intermediate in academic and industrial research for constructing complex polycyclic structures.
• Agrochemical Development: Potential intermediate in the research and development of new crop protection agents and plant growth regulators.
• Material Science: Investigated as a precursor for organic semiconductors, liquid crystals, or other advanced functional materials due to its rigid, conjugated structure.
• Chemical Reference Standard: Employed as an analytical standard in quality control laboratories for method development and verification.

Basic Information

Product Name	15,16-Dihydro-3-Methylcyclopenta(A)Phenanthren-17-One
CAS No.	27363-65-1
Molecular Formula	C₁₉H₁₈O
Molecular Weight	262.35 g/mol
Synonyms	3-Methyl-15,16-dihydrocyclopenta[a]phenanthren-17-one; 15,16-Dihydro-3-methyl-17H-cyclopenta[a]phenanthren-17-one; 3-Methyldihydrocyclopentaphenanthren-17-one; Dihydro-3-methylcyclopentaphenanthrenone; 27363-65-1; 3-Methyl-15,16-dihydro-17H-cyclopenta[a]phenanthren-17-one
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for our fine chemical intermediates. Each batch of 15,16-Dihydro-3-Methylcyclopenta(A)Phenanthren-17-One is characterized and tested to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, identity (by IR/NMR), and impurity profile is provided with every shipment. Our quality system supports development under cGMP guidelines where required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 1.0%
Loss on Drying	≤ 0.5%

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