Description

8(9), (5-Alpha)-Cholesten-24-Methylene-3-β-Ol CAS NO 516-86-9 is a high-purity sterol derivative, a key intermediate in the synthesis of complex bioactive molecules. Its defined chemical structure provides a crucial scaffold for pharmaceutical research and fine chemical manufacturing. This compound is essential for R&D and production teams in the pharmaceutical, nutraceutical, and advanced organic synthesis sectors seeking reliable, high-quality building blocks.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of steroid-based active pharmaceutical ingredients (APIs) and novel drug candidates.
• Biochemical Research: Used as a standard or reagent in metabolic pathway studies, enzyme inhibition assays, and sterol biosynthesis research.
• Fine Chemical Synthesis: Acts as a versatile chiral building block for constructing complex natural products and specialty chemicals.
• Reference Standard: Employed as a high-purity analytical standard in quality control laboratories for method development and validation.
• Nutraceutical Development: Investigated for use in the development of advanced sterol-based dietary supplements and functional ingredients.

Basic Information

Product Name	8(9), (5-Alpha)-Cholesten-24-Methylene-3-β-Ol
CAS No.	516-86-9
Molecular Formula	C₂₈H₄₈O
Molecular Weight	400.68 g/mol
Synonyms	24-Methylenecholesterol; 24-Methylenecholest-5-en-3β-ol; 24-Methylenecholest-5-en-3β-ol (8(9)-unsaturated isomer); (3β)-Cholesta-5,24-dien-3-ol; 24-Methylenecholest-8-en-3β-ol; 24-Methylenecholest-8(9)-en-3β-ol; 24-Methylenelophenol; NSC 61799
EINECS	208-240-8

Quality Control

Our 8(9), (5-Alpha)-Cholesten-24-Methylene-3-β-Ol is manufactured 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 exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing specific results 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). Keep the container tightly sealed in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
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.