947-42-2

Name Diphenylsilanediol
CAS 947-42-2
EINECS(EC#) 213-427-4
Molecular Formula C12H12O2Si
MDL Number MFCD00002101
Molecular Weight 216.31
MOL File 947-42-2.mol
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Chemical Properties

Appearance White powder
Melting point  144-147 °C
Boiling point  353°C [760mmHg]
density  0.87
vapor density  >1 (vs air)
vapor pressure  0Pa at 25℃
Fp  129 °F
storage temp.  Flammables area
form  Powder
pka 12.06±0.53(Predicted)
color  white
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility  reacts
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
Sensitive  Air & Light Sensitive
BRN  2523445
InChI 1S/C12H12O2Si/c13-15(14,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10,13-14H
InChIKey OLLFKUHHDPMQFR-UHFFFAOYSA-N
SMILES O[Si](O)(c1ccccc1)c2ccccc2
LogP 2 at 20℃
CAS DataBase Reference 947-42-2(CAS DataBase Reference)
NIST Chemistry Reference Diphenyl silanediol(947-42-2)
EPA Substance Registry System Silanediol, diphenyl- (947-42-2)
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Safety Data

Symbol(GHS)  Flame (GHS02)
GHS02
Signal word  Danger
Hazard statements  H228
Precautionary statements  P210
Hazard Codes  F
Risk Statements 
R11:Highly Flammable.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
RIDADR  UN 1325 4.1/PG 3
WGK Germany  1
RTECS  VV3640000
TSCA  Yes
REACH Registrations Active
HazardClass  4.1
PackingGroup  III
HS Code  29319090
Storage Class 4.1B - Flammable solid hazardous materials
Hazard Classifications Flam. Sol. 1

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Material Safety Data Sheet(MSDS)

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