Description

5α-Cholesta-2,7-Diene is a high-purity steroidal diene compound of significant interest in advanced organic synthesis and biochemical research. This specialized intermediate is valued for its unique conjugated diene structure, which serves as a critical building block for the development of novel steroid analogs and pharmaceutical candidates. It is primarily utilized by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers focused on steroid chemistry, hormone research, and the synthesis of complex bioactive molecules.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of novel steroid-based therapeutics and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard or probe in studies investigating steroid metabolism, receptor interactions, and enzymatic pathways.
• Organic Synthesis: Serves as a versatile building block for constructing complex steroidal frameworks with modified ring systems for structure-activity relationship (SAR) studies.
• Reference Material: Employed in analytical laboratories for method development and calibration in chromatographic analyses (HPLC, GC) of steroidal compounds.
• Material Science Research: Investigated for potential applications in the development of advanced organic materials and liquid crystals due to its rigid, planar structure.

Basic Information

Item	Detail
Product Name	5α-Cholesta-2,7-Diene
CAS No.	6673-64-9
Molecular Formula	C₂₇H₄₄
Molecular Weight	368.64 g/mol
Synonyms	5α-Cholesta-2,7-diene; Cholesta-2,7-diene, 5α-; (5α)-Cholesta-2,7-diene; 5α-Cholesta-2,7-dien; δ²,⁷-Cholestadiene; NSC 61779; 2,7-Cholestadiene
EINECS	Contact for details

Quality Control

Every batch of 5α-Cholesta-2,7-Diene is manufactured under controlled conditions and undergoes rigorous analytical testing to ensure identity, purity, and consistency. Our quality assurance protocols are designed to meet the stringent requirements of research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity (typically by HPLC or GC), identification (IR, NMR), and other relevant parameters is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed to minimize exposure to atmospheric moisture and light to maintain stability and purity.

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	≤ 1.0%

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