PROPYL TRIMETHICONE

PROPYL TRIMETHICONE - Names and Identifiers

Name	Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-
Synonyms	PROPYL TRIMETHICONE PROPYLTRIS(TRIMETHYLSILOXY)SILANE Tri(Trimethylsilyoxy)Propylsilane trimethyl-[propyl-bis(trimethylsilyloxy)silyl]oxysilane Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsi... Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-
CAS	60111-46-8

PROPYL TRIMETHICONE - Physico-chemical Properties

Molecular Formula	C12H34O3Si4
Molar Mass	338.74
Boling Point	234-237°C
Sensitive	4: no reaction with water under neutral conditions

PROPYL TRIMETHICONE - Introduction

Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-is a compound with the formula C15H42O3Si4. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: colorless transparent liquid.
-Solubility: Soluble in organic solvents, such as alcohols and ethers.
-Melting point: about -70 ℃.
-Boiling point: about 260-265 ℃.
-Density: about 0.835g/cm³.
-Refractive index: about 1.404.

Use:
-Surfactant: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-has good surface activity, can be used to improve wetting, dispersion and reduce surface tension, commonly used in personal care products, lubricants and softeners.
-Coating and ink additives: It can provide the fluidity and adhesion of coatings and inks, improve gloss and durability.
-Skin care products: Due to its good wettability and permeability, Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-is commonly used in cosmetics and skin care products, such as creams, lotions and serum.
-Other applications: Trisiloxane 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-can also be used as additives and modifiers in rubber products, plastics, fibers, electronics and pharmaceuticals.

Preparation Method:
The preparation of Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-is generally carried out by silanization. Trimethylchlorosilane is first reacted with propanol to give propyltrimethylsilane, which is then reacted with trimethylchlorosilane and trimethylethyloxysilane under acid catalysis to give Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-.

Safety Information:
- Trisiloxane 1,1,1,5,5,5-hexamethyl-3-propyl-3-[(trimethylsilyl)oxy]-is not currently classified as a hazardous substance, but as a chemical, safety measures for the general use and handling of chemicals should be followed.
-During use, avoid inhalation, contact with skin and eyes, and wear appropriate protective equipment, such as gloves and glasses, if necessary.
-If taken by mistake or in contact with eyes or skin, rinse immediately with plenty of water and seek medical attention as soon as possible.
-Avoid contact with strong oxidants and acids during storage and transportation.
-Waste disposal shall comply with local environmental protection regulations, shall not be discharged directly into water sources and soil, and shall be handed over to specialized agencies for disposal.

Last Update：2024-04-09 02:00:47