Description

3β-(Trimethylsiloxy)-5ξ-Ergost-7-Ene is a high-purity, sterol-derived chemical intermediate featuring a trimethylsilyl-protected hydroxyl group. This compound is valued for its role as a versatile synthon in the synthesis of complex steroidal molecules and other fine chemicals. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for process development and active ingredient synthesis.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel steroidal drugs and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new plant growth regulators and specialized pesticides.
• Steroid Chemistry: Serves as a protected intermediate for further chemical transformations in steroid synthesis.
• Fine Chemical Production: Employed in the manufacture of high-value specialty chemicals and advanced materials.
• Biochemical Research: Used as a standard or reagent in metabolic pathway studies and biochemical assays.
• Academic & Industrial R&D: Critical for process chemistry research and development of new synthetic methodologies.

Basic Information

Item	Detail
Product Name	3β-(Trimethylsiloxy)-5ξ-Ergost-7-Ene
CAS No.	18880-54-1
Molecular Formula	C31H54OSi
Molecular Weight	470.85 g/mol
Synonyms	3β-(Trimethylsilyloxy)-5α-ergost-7-ene; Ergost-7-en-3-ol, 3-(trimethylsilyl) ether, (3β,5α)-; 5α-Ergost-7-en-3β-yl trimethylsilyl ether; (3β,5α)-Ergost-7-en-3-ol trimethylsilyl ether; TMS-Protected Ergostenol; 3-TMS-5α-Ergost-7-ene; Ergostenol TMS ether
EINECS	Contact for details

Quality Control

Our 3β-(Trimethylsiloxy)-5ξ-Ergost-7-Ene is manufactured under strict quality control protocols. Each batch is tested to ensure high chemical purity and identity, with specifications tailored to meet the rigorous demands of research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 0.5%

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