Description

(22Z)-Stigmasta-5,22-Diene-3β-Ol Acetate is a high-purity sterol derivative, specifically the acetate ester of a stigmastadienol. This compound matters as a critical intermediate and reference standard in the synthesis and analysis of complex steroidal compounds, offering researchers and manufacturers a defined chemical entity for process development and quality control. It is primarily needed by the pharmaceutical, nutraceutical, and advanced organic synthesis sectors for applications in research, analytical method development, and as a building block for more complex molecules.

Application

• Pharmaceutical Intermediate: Serves as a key starting material or intermediate in the synthesis of specialized steroidal drugs and active pharmaceutical ingredients (APIs).
• Analytical Reference Standard: Used as a high-purity standard in chromatographic methods (HPLC, GC) for the identification and quantification of sterols in complex matrices.
• Nutraceutical Research: Employed in research and development of plant sterol-based dietary supplements and functional food ingredients.
• Biochemical Research: Utilized in studies investigating sterol metabolism, membrane biology, and as a probe in biochemical assays.
• Organic Synthesis Building Block: Acts as a versatile chiral precursor for the synthesis of more complex natural products and specialty chemicals.
• Cosmetic Ingredient Development: Investigated for potential use in the development of specialized skincare formulations due to its sterol backbone.

Basic Information

Product Name	(22Z)-Stigmasta-5,22-Diene-3β-Ol Acetate
CAS No.	54482-54-1
Molecular Formula	C₃₁H₅₂O₂
Molecular Weight	456.75 g/mol
Synonyms	Stigmasta-5,22-dien-3β-ol acetate; (22Z)-Stigmasta-5,22-dien-3β-yl acetate; δ⁵,²²-Stigmastadien-3β-ol acetate; 3β-Acetoxystigmasta-5,22-diene; Stigmasterol acetate (often refers to the δ⁵,²² isomer); (3β)-Stigmasta-5,22-dien-3-yl acetate; 5,22-Stigmastadien-3β-ol acetate; 3β-Hydroxystigmasta-5,22-diene 3-acetate
EINECS	Contact for details

Quality Control

Our (22Z)-Stigmasta-5,22-Diene-3β-Ol Acetate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing specifications such as assay (by HPLC), identification (IR), and related substance profiles. Our quality commitment supports its use as a reliable intermediate and reference material in regulated environments.

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 and stored accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%

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