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289094

tert-Butyldimethylsilanol

99%

Synonym(s):

1-(1,1-Dimethylethyl)-1,1-dimethylsilanol, tert-Butyl(hydroxy)dimethylsilane, tert-Butyldimethylsilanol, tert-Butyldimethylsilyl hydroxide, Dimethyl-tert-butylsilanol

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About This Item

Linear Formula:
(CH3)3CSi(CH3)2OH
CAS Number:
18173-64-3
Molecular Weight:
132.28
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
24857384
MDL number:
MFCD00010673
Beilstein/REAXYS Number:
1732777
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Quality Segment

assay

99%

form

liquid

refractive index

n20/D 1.424 (lit.)

bp

139 °C/739 mmHg (lit.)

density

0.84 g/mL at 25 °C (lit.)

SMILES string

CC(C)(C)[Si](C)(C)O

InChI

1S/C6H16OSi/c1-6(2,3)8(4,5)7/h7H,1-5H3

InChI key

FGWRMMTYIZKYMA-UHFFFAOYSA-N

Application

tert-Butyldimethylsilanol can be used as a silylating agent for the protection of hydroxyl groups via silylation. It is used:
  • For the preparation of α-chiral ether derivatives by catalytic asymmetric allylic substitution.
  • As an initiator for the polymerization of 1,2 benzenedicarboxaldehyde.
  • In the synthesis of enol silyl ethers.

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Warning

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

3 - Flammable liquids

WGK

WGK 3

Flash Point (°F)

113.0 °F - closed cup

Flash Point (°C)

45 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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