Description

4,4-Dimethylcholesta-5,7-Dien-3β-Ol is a high-purity sterol derivative, a key intermediate in the synthesis of vitamin D analogs and other bioactive compounds. Its precise molecular structure makes it an essential building block for research and development in the pharmaceutical and fine chemical industries. This compound is particularly valuable for scientists and manufacturers working on steroid chemistry, vitamin D metabolism studies, and the production of specialized active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of vitamin D3 (cholecalciferol) and its active metabolites.
• Fine Chemical Synthesis: Used as a specialized building block for creating novel steroid-based compounds and analogs.
• Biochemical Research: Serves as a reference standard and substrate in studies of sterol biosynthesis, metabolism, and enzyme function.
• Nutraceutical Development: Employed in the research and development of advanced vitamin D supplements and related health products.
• Academic & Industrial R&D: A valuable tool for chemists exploring the structure-activity relationships of sterols and secosteroids.

Basic Information

Product Name	4,4-Dimethylcholesta-5,7-Dien-3β-Ol
CAS No.	53296-71-2
Molecular Formula	C₂₉H₄₈O
Molecular Weight	412.70 g/mol
Synonyms	4,4-Dimethyl-5,7-cholestadien-3β-ol; 3β-Hydroxy-4,4-dimethylcholesta-5,7-diene; 4,4-Dimethyl-δ5,7-cholestadien-3β-ol; 4,4-Dimethylcholesta-5,7-dien-3-ol, (3β)-; Provitamin D3 intermediate; 4,4-Dimethyl-5,7-cholestadien-3β-ol; 4,4-Dimethylcholestadienol
EINECS	Contact for details

Quality Control

Our 4,4-Dimethylcholesta-5,7-Dien-3β-Ol is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for pharmaceutical and research applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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