Methyltris(trimethylsiloxy)silane

CAS No.：17928-28-8

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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Methyltris(trimethylsiloxy)silane Basic information

Product Name:	Methyltris(trimethylsiloxy)silane
Synonyms:	Trimethyl-[methyl-bis(trimethylsilyloxy)silyl]oxysilane;1,1,1,3,5,5,5-heptamethyl-3-(trimethylsiloxy)trisiloxane;METHYLTRIS(TRIMETHYLSILOXY)SILANE;1,1,1,3,5,5,5-heptamethyl-3-[(trimethylsilyl)oxy]-trisiloxan;1,1,1,3,5,5,5-Heptamethyl-3-[(trimethylsilyl)oxy]trisiloxane;1,1,1,3,5,5,5-heptamethyl-3-trimethylsilanyloxy-trisiloxane;Methyl tris-(trimethylsilyloxy)silane;Methyl tristrimethylsiloxy
CAS:	17928-28-8
MF:	C10H30O3Si4
MW:	310.69
EINECS:	241-867-7
Product Categories:
Mol File:	17928-28-8.mol

Methyltris(trimethylsiloxy)silane Chemical Properties

Melting point	-76°C
Boiling point	60 °C
density	0.849
vapor pressure	2.1hPa at 25℃
refractive index	1.3880
Fp	61°C
form	liquid
Specific Gravity	0.849
color	Colorless to Almost colorless
Water Solubility	<0.1 g/100 mL at 20 ºC
Hydrolytic Sensitivity	1: no significant reaction with aqueous systems
LogP	8.2 at 20℃
CAS DataBase Reference	17928-28-8(CAS DataBase Reference)
NIST Chemistry Reference	Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-3-(trimethylsiloxy)-(17928-28-8)
EPA Substance Registry System	Trisiloxane, 1,1,1,3,5,5,5-heptamethyl-3-[(trimethylsilyl)oxy]- (17928-28-8)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38-10
Safety Statements	26-36/37/39-36-16
RIDADR	1993
TSCA	Yes

MSDS Information

Provider	Language
Methyltris(trimethylsiloxy)silane	English

Methyltris(trimethylsiloxy)silane Usage And Synthesis

Uses	Methyltris(trimethylsiloxy)silane was used in the study of thermal rearrangement of branched-chain methylpolysiloxanes.
General Description	Clear colorless liquid.
Air & Water Reactions	Insoluble in water.
Fire Hazard	Methyltris(trimethylsiloxy)silane is combustible.
Flammability and Explosibility	Flammable

Methyltris(trimethylsiloxy)silane Preparation Products And Raw materials

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