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dimethylsilanediol

CAS No.
1066-42-8
Chemical Name:
dimethylsilanediol
Synonyms
Silanediol, dimethyl-;Dimethyldihydroxysilane;imethylsilanediol;dimethylsilanediol;Simethicone Impurity 1;1,1-Dimethylsilanediol;Simethicone Impurity 10;Silanediol, 1,1-diMethyl-;dihydroxy-dimethyl-silane;1,1-Dimethylsilanediol >90%
CBNumber:
CB6927073
Molecular Formula:
C2H8O2Si
Molecular Weight:
92.17
MDL Number:
MFCD19441445
MOL File:
1066-42-8.mol
MSDS File:
SDS
Last updated:2026-04-10 10:27:24
Product description Number Pack Size Price
1,1-Dimethylsilanediol>90% D444572 250mg $185
1,1-Dimethylsilanediol>90% D444572 2.5g $1455
More product size

dimethylsilanediol Properties

Melting point 101℃
Boiling point 122.2±23.0 °C(Predicted)
Density 1.097 g/cm3
storage temp. Hygroscopic, -86°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Slightly)
pka 14.24±0.53(Predicted)
form Solid
color White to Pale Red
Henry's Law Constant 2.8×103 mol/(m3Pa) at 25℃, Xu and Kropscott (2012)
Stability Hygroscopic, Temperature Sensitive
FDA UNII DNZ4KJE28U
EPA Substance Registry System Silanediol, dimethyl- (1066-42-8)

SAFETY

Risk and Safety Statements

TSCA  TSCA listed

dimethylsilanediol price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC D444572 1,1-Dimethylsilanediol>90% 1066-42-8 250mg $185 2021-12-16 Buy
TRC D444572 1,1-Dimethylsilanediol>90% 1066-42-8 2.5g $1455 2021-12-16 Buy
Product number Packaging Price Buy
D444572 250mg $185 Buy
D444572 2.5g $1455 Buy

dimethylsilanediol Chemical Properties,Uses,Production

Uses

1,1-Dimethylsilanediol is the monomer of an important class of of commercial compounds called PDMS. Dimethylsilanediol is useful as a hydrophobization of oxidized silicon and other oxidized metal surf aces and compare the wetting properties of modified solids with those of conventionally modified surfaces.

Uses

1,1-Dimethylsilanediol >90% is the monomer of an important class of commercial compounds called PDMS. Dimethylsilanediol is useful as a hydrophobization of oxidized silicon and other oxidized metal surfaces and compares the wetting properties of modified solids with those of conventionally modified surfaces.

Definition

ChEBI: Dimethylsilanediol is an organosilanediol.

Global( 48)Suppliers
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Henan Tianfu Chemical Co.,Ltd.
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View Lastest Price from dimethylsilanediol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
dimethylsilanediol pictures 2026-04-10 dimethylsilanediol
1066-42-8
0.99 RongNa Biotechnology Co.,Ltd
dimethylsilanediol dihydroxy-dimethyl-silane 1,1-Dimethylsilanediol Dimethyldihydroxysilane Silanediol, 1,1-diMethyl- Silanediol, dimethyl- Simethicone Impurity 1 Simethicone Impurity 1 (Dimethylsilanediol) imethylsilanediol 1,1-Dimethylsilanediol >90% 1,1-Dimethylsilanediol DISCONTINUED. Please see D444572 [3-(2-methoxyethoxy)propyl](methyl)silanediol [3-(3-methoxypropoxy)propyl](methyl)silanediol Simethicone Impurity 10 Dimethylsilanediol in acetonitrile 1066-42-8 250441-24-6 C2H8O2Si