Description

Trimethyl[[Stigmasta-7,24(28)-Dien-3β-Yl]Oxy]Silane is a high-purity, organosilicon-modified sterol derivative, representing a specialized class of chemical intermediates. This compound is valued for its ability to impart unique hydrophobic and silyl ether functionalities to complex organic molecules, enabling advanced material synthesis. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and advanced materials sectors for use in custom synthesis, process development, and as a key building block for novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of novel sterol-based drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of advanced plant growth regulators, fungicides, and other bioactive agrochemicals.
• Material Science Research: Acts as a precursor or modifying agent in the synthesis of specialized silicone polymers, liquid crystals, or surface-modifying agents.
• Chemical Derivatization: Employed in analytical chemistry for the silylation of sterols and related compounds to enhance their volatility for GC-MS analysis.
• Cosmetic Ingredient R&D: Investigated for potential use in high-performance skincare formulations due to its sterol backbone and hydrophobic properties.
• Academic & Industrial Research: A valuable reagent for synthetic organic chemists exploring new reaction pathways and sterol chemistry.

Basic Information

Product Name	Trimethyl[[Stigmasta-7,24(28)-Dien-3β-Yl]Oxy]Silane
CAS No.	55527-95-2
Molecular Formula	C33H58OSi
Molecular Weight	498.90 g/mol
Synonyms	3β-[(Trimethylsilyl)oxy]stigmasta-7,24(28)-diene; Stigmasta-7,24(28)-dien-3-ol, 3-(trimethylsilyl) ether, (3β)-; (3β)-Stigmasta-7,24(28)-dien-3-yl Trimethylsilyl Ether; Trimethylsilyl Ether of Stigmasta-7,24(28)-dien-3β-ol; δ7,24(28)-Stigmastadien-3β-ol TMS Ether; TMS-Stigmastadienol Ether; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Trimethyl[[Stigmasta-7,24(28)-Dien-3β-Yl]Oxy]Silane is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as identity, assay, and impurity profile. We adhere to cGMP principles where applicable, and specifications can be aligned with customer-specific requirements for research or development purposes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (HPLC, Area %)	≥ 97.0%
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.