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Related CAS#:

947-42-2

947-42-2 structure
947-42-2 structure

Name Diphenylsilanediol
Synonyms Difenyl-dihydroxysilan
diphenylsilane
Diphenylsilanediol
Dihydroxydiphenylsilane
Silanediol, 1,1-diphenyl-
diphenyl-silanedio
Silanediol,diphenyl
EINECS 213-427-4
Diphenylsilandiol
MFCD00002101
Density 1.2±0.1 g/cm3
Boiling Point 352.6±25.0 °C at 760 mmHg
Melting Point 144-147 °C
Molecular Formula C12H12O2Si
Molecular Weight 216.308
Flash Point 167.1±23.2 °C
Exact Mass 216.060654
PSA 40.46000
LogP 4.41
Vapour density >1 (vs air)
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.615
Storage condition Flammables area
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility reacts

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV3640000
CHEMICAL NAME :
Silane, dihydroxydiphenyl-
CAS REGISTRY NUMBER :
947-42-2
BEILSTEIN REFERENCE NO. :
2523445
LAST UPDATED :
199710
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C12-H12-O2-Si
MOLECULAR WEIGHT :
216.33
WISWESSER LINE NOTATION :
Q-SI-QR&R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2150 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1237,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04052 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1111 No. of Facilities: 26 (estimated) No. of Industries: 1 No. of Occupations: 10 No. of Employees: 1351 (estimated) No. of Female Employees: 52 (estimated)
Symbol GHS02
GHS02
Signal Word Danger
Hazard Statements H228
Precautionary Statements P210
Personal Protective Equipment Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes F:Flammable;
Risk Phrases R11
Safety Phrases S16-S22-S24/25
RIDADR UN 1325 4.1/PG 3
WGK Germany 1
RTECS VV3640000
Packaging Group III
Hazard Class 4.1
HS Code 2931900090
HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%