Description

Cholesta-7,9(11)-Dien-3β-Ol CAS NO 53368-67-5 is a high-purity sterol derivative characterized by its unique conjugated diene structure in the B-ring. This compound serves as a critical intermediate and reference standard in advanced pharmaceutical research and organic synthesis. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for developing novel therapeutic agents and studying sterol metabolism.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a reference standard and probe in studies of cholesterol biosynthesis, metabolic pathways, and enzyme inhibition.
• Fine Chemical Synthesis: Valuable precursor for creating specialized sterol analogs and complex organic molecules in laboratory settings.
• Analytical Standard: High-purity material for use in HPLC, GC-MS, and NMR as a calibration standard for qualitative and quantitative analysis.
• Nutraceutical Research: Investigated for potential applications in the study of lipid-based supplements and functional ingredients.

Basic Information

Product Name	Cholesta-7,9(11)-Dien-3β-Ol
CAS No.	53368-67-5
Molecular Formula	C₂₇H₄₄O
Molecular Weight	384.64 g/mol
Synonyms	7,9(11)-Cholestadien-3β-ol; 3β-Hydroxycholesta-7,9(11)-diene; Cholesta-7,9(11)-dien-3-ol, (3β)-; δ7,9(11)-Cholestadien-3β-ol; 5-Cholestene-3β,7α-diol derivative intermediate
EINECS	Contact for details

Quality Control

Our Cholesta-7,9(11)-Dien-3β-Ol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing including HPLC, NMR, and MS to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support compliance with cGMP and ICH guidelines for research-grade materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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