1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane

Basic Information

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CAS Number

17955-88-3

Molecular Formula

C15H38O2Si3

Molecular Weight

334.73 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

-62°C

Boiling Point

309 ºC

Flash Point

125 ºC

Refractive Index

1.4128

SMILES

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CCCCCCCC[Si](O[Si](C)(C)C)(O[Si](C)(C)C)C

InChI

InChI=1S/C15H38O2Si3/c1-9-10-11-12-13-14-15-20(8,16-18(2,3)4)17-19(5,6)7/h9-15H2,1-8H3

InChIKey

SCRSFLUHMDMRFP-UHFFFAOYSA-N

LogP

6.121900000000007

Topological Polar Surface Area

18.46 Å²

Hydrogen Bond Donor/Acceptor

0 / 2

Synonyms & References

English

Trisiloxane,1,1,1,3,5,5,5-heptamethyl-3-octyl-
3-OCTYLHEPTAMETHYLTRISILOXANE
trimethyl-(methyl-octyl-trimethylsilyloxysilyl)oxysilane
1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane
1-bis(trimethylsiloxy)methylsilyloctane
3-n-octyl-1,1,1,3,5,5,5-heptamethyltrisiloxane
3-n-octyl-heptamethyltrisiloxane
3-octyl-1,1,1,3,5,5,5-heptamethyltrisiloxane
heptamethyloctyltrisiloxane
Q95M2P1KJL
silsoft 34
Caprylyl methicone
SS 3408
SILSOFT034
Einecs 241-881-3
Methyloctylbis(trimethylsiloxy)silane
1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxan

MDL Number

MFCD08275351

Customs Code

2934999090

FAQ

What is 1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3)?

1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3) is a cyclic siloxane compound with a unique structure featuring a silicon-oxygen backbone and seven methyl and one octyl substituent groups. It is hydrophobic and has good thermal stability. This compound is used in various applications such as adhesives, sealants, and personal care products due to its excellent properties.

What are the main uses of 1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3)?

1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3) is widely used in the pharmaceutical, cosmetic, and industrial sectors. It serves as a stabilizer and lubricant in pharmaceuticals, a skin conditioning agent in personal care products, and a component in sealants and adhesives. Its hydrophobic nature makes it ideal for various formulations and applications.

Is 1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3) safe?

1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3) is considered safe for its intended uses when used according to the manufacturer's guidelines. However, it is important to follow safety precautions such as using appropriate personal protective equipment and ensuring proper ventilation. Long-term exposure to high concentrations may cause irritation, so it is advisable to handle it with care.

How should 1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3) be stored?

1,1,1,3,5,5,5-Heptamethyl-3-octyltrisiloxane (CAS: 17955-88-3) should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture absorption. The storage temperature should be maintained between 15°C and 25°C to ensure optimal stability and performance. Do not store it near flammable materials or incompatible chemicals.