Hydroxy(dimethyl)silane | CAS No. 63148-57-2

Q: What is Hydroxy(dimethyl)silane (CAS: 63148-57-2)?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) is an organic compound with the chemical formula C3H10OSi. It is a colorless, volatile liquid that reacts with water and air, commonly used as a silane derivative in chemical synthesis. Its structure features a silicon atom bonded to two methyl groups and a hydroxyl group, making it a key intermediate in various industrial and research applications.

Q: What are the main uses of Hydroxy(dimethyl)silane (CAS: 63148-57-2)?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) is widely used in the pharmaceutical industry for synthesizing silicon-containing drugs, in silicone production as a precursor, and in research for organic chemistry reactions. It also serves as a coupling agent in material science and is applied in coatings, electronics, and polymer modification due to its reactivity and functional groups.

Q: Is Hydroxy(dimethyl)silane (CAS: 63148-57-2) safe?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) is generally safe when handled properly, but it requires caution due to its reactivity with moisture and air. Safety standards recommend using appropriate personal protective equipment (PPE) like gloves and goggles, and working in a well-ventilated area. It is classified as flammable, so adherence to OSHA guidelines and SDS protocols is essential for safe handling.

Q: How should Hydroxy(dimethyl)silane (CAS: 63148-57-2) be stored?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) should be stored in a cool, dry, and dark place, ideally at 25°C, to maintain stability. It requires airtight containers made of glass or stainless steel to prevent exposure to moisture and air. Storage precautions include keeping it away from heat sources and ensuring proper sealing to avoid degradation or hazardous reactions.

Hydroxy(dimethyl)silane

Basic Information

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CAS Number

63148-57-2

Molecular Formula

C9H30O2Si3

Molecular Weight

254.59 g/mol

EINECS

613-152-3

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

<-60°C

Boiling Point

142 °C

Density

1.006 g/mL at 25 °C

Water Solubility

Not miscible or difficult to mix in water.

Flash Point

204 °C

Refractive Index

n20/D 1.382(lit.)

Vapor Pressure

38 hPa (20 °C)

SMILES

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C[Si](C)O.C[Si](C)(C)C.C[Si](C)(C)O

InChI

InChI=1S/C4H12Si.C3H10OSi.C2H8OSi/c2*1-5(2,3)4;1-4(2)3/h1-4H3;4H,1-3H3;3-4H,1-2H3

InChIKey

KZFYHEHDBPYRMU-UHFFFAOYSA-N

LogP

2.730100000000002

Topological Polar Surface Area

40.46 Å²

Hydrogen Bond Donor/Acceptor

2 / 2

Complexity

Synonyms & References

English

J-521470
hydroxy(dimethyl)silane
63148-57-2
DOW CORNING 1107 WATER REPELLENT AND POWDER TREATMENT
Poly(methylhydrosiloxane)
POLYMETHYLHYDROSILOXANE, TRIMETHYLSILYL TERMINATED, 15-25cs
POLYMETHYLHYDROSILOXANE, TRIMETHYLSILYL TERMINATED, 25-35cs
POLYMETHYLHYDROSILOXANE, TRIMETHYLSILYL TERMINATED, 35-45cs
Hydrosilicone oil
Methylhydrogensiloxane polymer, PMHS
Poly(methylhydrosiloxane-co-dimethylsiloxane)
Polymethylhydrosiloxane
PMHS
Poly(dimethylsiloxane-co-methylhydrosiloxane)
Methyl Hydrogen Silicone Fluid
Methylhydro-silicone oil
Trimethylsiloxy terminatedpolymethyhydrosiloxane
hydroxy(dimethyl)silane,hydroxy(trimethyl)silane,tetramethylsilane
Poly(Methylhydrosiloxane), 15-40 cps
POLYMETHYLHYDROSILOXANE, TRIMETHYLSILYL TERMINATED, 30-45 cSt
Polymethylhydrosiloxane, Trimethylsiloxy Terminated
Low hydrogen silicone oil
average Mn 1,700-3,200

MDL Number

MFCD00084478

EC Number

613-152-3

Customs Code

39100000

FAQ

What is Hydroxy(dimethyl)silane (CAS: 63148-57-2)?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) is an organic compound with the chemical formula C3H10OSi. It is a colorless, volatile liquid that reacts with water and air, commonly used as a silane derivative in chemical synthesis. Its structure features a silicon atom bonded to two methyl groups and a hydroxyl group, making it a key intermediate in various industrial and research applications.

What are the main uses of Hydroxy(dimethyl)silane (CAS: 63148-57-2)?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) is widely used in the pharmaceutical industry for synthesizing silicon-containing drugs, in silicone production as a precursor, and in research for organic chemistry reactions. It also serves as a coupling agent in material science and is applied in coatings, electronics, and polymer modification due to its reactivity and functional groups.

Is Hydroxy(dimethyl)silane (CAS: 63148-57-2) safe?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) is generally safe when handled properly, but it requires caution due to its reactivity with moisture and air. Safety standards recommend using appropriate personal protective equipment (PPE) like gloves and goggles, and working in a well-ventilated area. It is classified as flammable, so adherence to OSHA guidelines and SDS protocols is essential for safe handling.

How should Hydroxy(dimethyl)silane (CAS: 63148-57-2) be stored?

Hydroxy(dimethyl)silane (CAS: 63148-57-2) should be stored in a cool, dry, and dark place, ideally at 25°C, to maintain stability. It requires airtight containers made of glass or stainless steel to prevent exposure to moisture and air. Storage precautions include keeping it away from heat sources and ensuring proper sealing to avoid degradation or hazardous reactions.