Description

α-(Chlorodimethylsilyl)Cumene is a specialized organosilicon compound featuring a reactive chlorosilane group attached to a cumene (isopropylbenzene) moiety. This structure makes it a valuable intermediate for introducing silyl-protecting groups and for constructing silicon-containing molecular architectures in advanced synthesis. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and agrochemical sectors. The compound's reactivity is leveraged in the production of sophisticated fine chemicals and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing silicon-based functional groups.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides where the silyl group modifies biological activity and stability.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty silicones and silicon-modified polymers.
• Surface Modification: Employed as a silylating agent to modify the surface properties of silica, glass, or other inorganic materials.
• Organic Synthesis Reagent: Utilized as a versatile reagent for protecting hydroxyl groups or facilitating specific coupling reactions in complex molecule construction.
• Adhesive & Sealant Formulations: Incorporated as an adhesion promoter or cross-linker in high-performance silicone-based adhesives and sealants.

Basic Information

Product Name	α-(Chlorodimethylsilyl)Cumene
CAS No.	118740-38-8
Molecular Formula	C11H17ClSi
Molecular Weight	212.79 g/mol
Synonyms	1-Chloro-1,1-dimethyl-2-phenyl-2-propylsilane; (Chlorodimethylsilyl)cumene; Cumylchlorodimethylsilane; α-Cumylchlorodimethylsilane; 2-Phenyl-2-(chlorodimethylsilyl)propane; Dimethyl(cumyl)chlorosilane; (1-Chloro-1,1-dimethylsilyl)-2-phenylpropane
EINECS	Contact for details

Quality Control

Our α-(Chlorodimethylsilyl)Cumene is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, NMR, and Karl Fischer titration to confirm identity, potency, and impurity profiles. Certificates of Analysis (COA) documenting all critical specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and maintain stability. Keep away from strong bases and oxidizing agents.

Specification

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

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