Description

(2,4 6-Tri-tert-Butylphenoxy)Dimethylchlorosilane CAS NO 79746-31-9 is a specialized organosilicon compound featuring a sterically hindered phenolic group. This unique structure makes it a valuable intermediate and protecting group reagent in advanced organic synthesis, particularly for sensitive substrates. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require high-purity, reliable building blocks for complex molecule construction.

Application

• Advanced Pharmaceutical Intermediates: Used as a key building block and protecting group agent in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Serves as a crucial intermediate in the production of high-performance pesticides, herbicides, and plant growth regulators.
• Specialty Polymer & Material Science: Employed in the synthesis of novel silicone-based polymers, resins, and advanced materials with tailored thermal and chemical properties.
• Chemical Research & Development: Acts as a versatile reagent in academic and industrial R&D for creating new chemical entities and exploring novel synthetic pathways.
• Surface Modification Agent: Utilized to functionalize silica, glass, and other inorganic surfaces, altering their hydrophobicity and reactivity.
• Ligand & Catalyst Preparation: Used in the preparation of specialized ligands for metal catalysts and organometallic complexes.

Basic Information

Product Name	(2,4 6-Tri-tert-Butylphenoxy)Dimethylchlorosilane
CAS No.	79746-31-9
Molecular Formula	C20H35ClOSi
Molecular Weight	354.99 g/mol
Synonyms	Dimethyl(2,4,6-tri-tert-butylphenoxy)chlorosilane; Chlorodimethyl(2,4,6-tri-tert-butylphenoxy)silane; (2,4,6-Tri-tert-butylphenoxy)chlorodimethylsilane; DTBPOS-Cl; 2,4,6-Tri-tert-butylphenoxydimethylchlorosilane; Phenol, 2,4,6-tris(1,1-dimethylethyl)-, 1-(chlorodimethylsilyl) ether
EINECS	Contact for details

Quality Control

Our production of (2,4 6-Tri-tert-Butylphenoxy)Dimethylchlorosilane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including NMR, HPLC, and GC analysis, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with each shipment, detailing all relevant specifications. We are committed to meeting the exacting standards required for research and industrial-scale applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and must be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%

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