Description

3-(3,3,3-Trifluoropropyl)Heptamethyltrisiloxane is a specialized organosilicon compound featuring a fluorinated alkyl side chain, offering a unique combination of low surface energy, thermal stability, and chemical resistance. This product is engineered to serve as a critical intermediate or functional additive in advanced material formulations. It is essential for manufacturers in the personal care, coatings, and specialty polymer industries seeking to enhance product performance through tailored surface modification and release properties.

Application

• Silicone Surfactant & Emulsifier: Used in personal care products (e.g., hair conditioners, skin creams) and polyurethane foam stabilization to improve texture and foam structure.
• Release Agent Intermediate: A key building block for synthesizing high-performance release coatings for pressure-sensitive adhesives and industrial molding.
• Surface Modifier: Imparts water and oil repellency, as well as anti-smudge properties, to textiles, paper, and optical films.
• Lubricant & Additive: Functions as a high-performance lubricant base fluid or additive for demanding applications requiring chemical inertness.
• Dielectric Fluid: Suitable for use in specialized electronic cooling or insulating applications due to its stable dielectric properties.
• Pharmaceutical & Agrochemical Intermediate: Serves as a synthon for introducing the trifluoropropyl group into more complex bioactive molecules.

Basic Information

Item	Detail
Product Name	3-(3,3,3-Trifluoropropyl)Heptamethyltrisiloxane
CAS No.	27703-88-4
Molecular Formula	C10H25F3O2Si3
Molecular Weight	306.55 g/mol
Synonyms	Heptamethyl-3-(3,3,3-trifluoropropyl)trisiloxane; 1,1,1,3,5,5,5-Heptamethyl-3-(3,3,3-trifluoropropyl)trisiloxane; Trisiloxane, 3-(3,3,3-trifluoropropyl)heptamethyl-; MD′F Trisiloxane; F-Trisiloxane; Fluorosilicone Trisiloxane; Dow Corning FS-1265 Fluid (related product); Silicone fluid with trifluoropropyl group
EINECS	Contact for details

Quality Control

Our production of 3-(3,3,3-Trifluoropropyl)Heptamethyltrisiloxane adheres to stringent quality management protocols. Every batch is analyzed to ensure consistency in purity, composition, and key physical properties. Certificates of Analysis (COA) documenting identity (IR, NMR), assay (GC), and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from strong acids and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Refractive Index (n20D)	1.380 - 1.390
Density (25°C)	1.00 - 1.10 g/cm³
Water Content (KF)	≤ 0.1%

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