Description

4,4-Dimethyl-5α-Cholest-7-En-3-One is a high-purity steroidal ketone derivative, a key intermediate in the synthesis of complex bioactive molecules. Its defined structure and high chemical purity make it an essential building block for research and development in advanced pharmaceutical and fine chemical synthesis. This compound is primarily sought by pharmaceutical R&D laboratories and specialty chemical manufacturers for the development of novel steroid-based therapeutics and reference standards.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or starting material in metabolic pathway studies and steroid hormone research.
• Fine Chemical Synthesis: Serves as a versatile chiral building block for constructing complex molecular architectures in advanced organic synthesis.
• Reference Standard: Employed in analytical laboratories for method development, calibration, and quality control of related steroidal compounds.

Basic Information

Product Name	4,4-Dimethyl-5α-Cholest-7-En-3-One
CAS No.	2604-90-2
Molecular Formula	C₂₉H₄₈O
Molecular Weight	412.70 g/mol
Synonyms	4,4-Dimethylcholest-7-en-3-one; 5α-Cholest-7-en-3-one, 4,4-dimethyl-; 4,4-Dimethyl-δ⁷-cholesten-3-one; 4,4-Dimethyl-5α-cholest-7-en-3β-ol-3-one (common misnomer); NSC 89296; 4,4-Dimethyl-7-cholesten-3-one
EINECS	220-029-5

Quality Control

Our 4,4-Dimethyl-5α-Cholest-7-En-3-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR). We provide full traceability and Certificates of Analysis (COA) are available for every shipment, ensuring compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (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)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.