Description

7A-Hydroxycholesterol3-Benzoate is a high-purity, synthetically derived sterol derivative, specifically a benzoate ester of a hydroxycholesterol isomer. This compound serves as a crucial advanced pharmaceutical intermediate and a valuable reference standard for analytical and research applications. It is primarily utilized by pharmaceutical R&D laboratories, contract research organizations (CROs), and manufacturers of fine chemicals and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex steroid-based drug candidates and therapeutic agents.
• Analytical Reference Standard: Certified material for use in method development, validation, and quality control (QC) testing within pharmaceutical and research laboratories.
• Biochemical Research: Used in studies related to cholesterol metabolism, lipid signaling pathways, and the biochemical role of oxysterols.
• Fine Chemical Synthesis: A versatile chiral starting material for the preparation of other specialized sterol derivatives and bioactive molecules.
• Academic Research: Employed in university and institutional labs for fundamental chemical and biological research projects.

Basic Information

Product Name	7A-Hydroxycholesterol3-Benzoate
CAS No.	40824-59-7
Molecular Formula	C34H50O3
Molecular Weight	506.76 g/mol
Synonyms	7α-Hydroxycholest-5-en-3β-yl benzoate; 7α-Hydroxycholesterol 3-benzoate; Cholest-5-ene-3β,7α-diol 3-benzoate; 3β-Benzoyloxy-7α-hydroxycholest-5-ene; 7α-Hydroxy-cholesterol-3β-benzoate; (3β,7α)-Cholest-5-ene-3,7-diol 3-benzoate
EINECS	Contact for details

Quality Control

Our 7A-Hydroxycholesterol3-Benzoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing specifications and test results from methods including HPLC, NMR, and IR spectroscopy. We support cGMP compliance for materials intended for pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to minimize oxidation and degradation. Keep the container in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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