Description

(22E)-A-Nor-5α-Stigmast-22-Ene-3β-Methanol is a high-purity, semi-synthetic sterol derivative with a modified stigmastane backbone. This compound serves as a valuable advanced pharmaceutical intermediate and a key building block in organic synthesis for the development of novel bioactive molecules. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, nutraceutical, and fine chemical sectors for its structural utility in steroid chemistry.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel steroid-based drugs and therapeutic agents.
• Research & Development: Used in academic and industrial R&D for studying sterol metabolism, receptor binding, and structure-activity relationships (SAR).
• Fine Chemical Synthesis: Serves as a specialized building block for creating complex organic molecules with potential biological activity.
• Reference Standard: Employed as a high-purity analytical standard in quality control laboratories for method development and validation.
• Nutraceutical Research: Investigated for potential applications in the development of plant sterol-based supplements.

Basic Information

Product Name	(22E)-A-Nor-5α-Stigmast-22-Ene-3β-Methanol
CAS No.	55081-42-0
Molecular Formula	C₂₉H₅₀O
Molecular Weight	426.71 g/mol
Synonyms	3β-Hydroxymethyl-A-nor-5α-stigmast-22-ene; (22E)-3β-(Hydroxymethyl)-A-nor-5α-stigmast-22-ene; A-Nor-5α-stigmast-22-ene-3β-methanol; 55081-42-0; Stigmastane derivative; Nor-sterol intermediate; Sterol building block
EINECS	Contact for details

Quality Control

Our (22E)-A-Nor-5α-Stigmast-22-Ene-3β-Methanol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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