Description

Ergosta-5,24(28)-Diene-1α,3β,11α,18-Tetrol 18-Acetate CAS NO 97190-31-3 is a specific, high-purity sterol derivative of significant interest in advanced research and development. This compound serves as a critical intermediate and reference standard for the synthesis and study of novel bioactive molecules. It is primarily sought by pharmaceutical, nutraceutical, and academic research institutions engaged in steroid chemistry, metabolic pathway analysis, and the development of new therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel steroid-based drugs and active pharmaceutical ingredients (APIs).
• Reference Standard: Used as a certified reference material (CRM) in analytical laboratories for method development, validation, and quality control of sterol-containing products.
• Biochemical Research: Employed in studies investigating sterol biosynthesis, enzyme inhibition, and cellular signaling pathways related to cholesterol metabolism.
• Nutraceutical Development: Acts as a precursor or model compound for developing specialized dietary supplements and functional food ingredients.
• Academic & Contract Research: Essential for universities and CROs (Contract Research Organizations) conducting fundamental research in organic and medicinal chemistry.

Basic Information

Product Name	Ergosta-5,24(28)-Diene-1α,3β,11α,18-Tetrol 18-Acetate
CAS No.	97190-31-3
Molecular Formula	C₃₀H₄₈O₅
Molecular Weight	488.70 g/mol
Synonyms	Ergosta-5,24(28)-diene-1α,3β,11α,18-tetrol 18-acetate; 18-Acetoxy-1α,3β,11α,18-tetrahydroxyergosta-5,24(28)-diene; 1α,3β,11α,18-Tetrahydroxyergosta-5,24(28)-dien-18-yl acetate; (1R,3S,4S,11S,14R,17R)-4,11,14-Trimethyl-18-[(2S)-6-methylhept-5-en-2-yl]-2,15-dioxapentacyclo[9.7.0.0¹,³.0⁷,¹⁷.0¹¹,¹⁵]octadec-7-en-5-yl acetate
EINECS	Contact for details

Quality Control

Our Ergosta-5,24(28)-Diene-1α,3β,11α,18-Tetrol 18-Acetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, MS). We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a 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 powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.5 %

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