Description

3-(2,2-Dichlorocyclopropyl)-1,1,1,3,5,5,5-Heptamethylpentanetrisiloxane is a specialized organosilicon compound featuring a reactive dichlorocyclopropyl functional group. This unique structure makes it a valuable intermediate for synthesizing advanced silicone polymers and functional materials. It is primarily sought by R&D chemists and process engineers in the silicone manufacturing, specialty coatings, and advanced materials sectors for developing products with tailored surface properties and enhanced performance.

Application

• Silicone Polymer Modification: Acts as a key monomer or cross-linking agent for introducing dichlorocyclopropyl functionality into silicone backbones, altering polymer properties.
• Specialty Coatings & Resins: Used in the formulation of high-performance, chemically resistant coatings, adhesives, and sealants.
• Surface Treatment Agent: Imparts specific hydrophobic or release characteristics to surfaces in textile, paper, or composite material manufacturing.
• Advanced Material Synthesis: Serves as a building block in R&D for creating novel hybrid organic-inorganic materials (ORMOSILs).
• Pharmaceutical & Agro-Intermediate: Potential use as a synthetic intermediate for active ingredients or performance-enhancing additives.
• Lubricant & Grease Additive: Can be incorporated to improve the thermal stability and lubricity of specialty silicone-based fluids and greases.

Basic Information

Product Name	3-(2,2-Dichlorocyclopropyl)-1,1,1,3,5,5,5-Heptamethylpentanetrisiloxane
CAS No.	7087-39-0
Molecular Formula	C15H32Cl2O2Si3
Molecular Weight	411.65 g/mol
Synonyms	Heptamethyl-3-(2,2-dichlorocyclopropyl)pentanetrisiloxane; 1,1,1,3,5,5,5-Heptamethyl-3-(2,2-dichlorocyclopropyl)trisiloxane; Trisiloxane, 3-(2,2-dichlorocyclopropyl)-1,1,1,3,5,5,5-heptamethyl-; DCPS (Dichlorocyclopropyl Siloxane); Organosilicon dichlorocyclopropane derivative
EINECS	Contact for details

Quality Control

Our production of 3-(2,2-Dichlorocyclopropyl)-1,1,1,3,5,5,5-Heptamethylpentanetrisiloxane adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for your critical applications. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity and composition. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container must be kept tightly closed in a dry environment to prevent moisture ingress and potential hydrolysis.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Dichlorocyclopropyl Content	Contact for details
Chloride Content	Contact for details
Density (at 20°C)	~1.05 g/cm³
Refractive Index (n20D)	~1.425

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