CAS 947-42-2|Diphenylsilanediol

Introduction：Basic information about CAS 947-42-2|Diphenylsilanediol, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Articles4
7. Synonyms

Common Name	Diphenylsilanediol
CAS Number	947-42-2	Molecular Weight	216.308
Density	1.2±0.1 g/cm3	Boiling Point	352.6±25.0 °C at 760 mmHg
Molecular Formula	C₁₂H₁₂O₂Si	Melting Point	144-147 °C
MSDS	ChineseUSA	Flash Point	167.1±23.2 °C
Symbol	GHS02	Signal Word	Danger

Names

Name	Diphenylsilanediol
Synonym	More Synonyms

Chemical & Physical Properties

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
InChIKey	OLLFKUHHDPMQFR-UHFFFAOYSA-N
SMILES	O[Si](O)(c1ccccc1)c1ccccc1
Storage condition	Flammables area
Stability	Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility	reacts

Toxicological Information

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)

Safety Information

Symbol	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

Customs

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%

Articles4

Clinical evaluation of the new compound diphenylsilanediol for ani-epileptic efficacy and toxicity.

Am. J. Vet. Res. 42(12) , 2178-81, (1981)

A controlled clinical trial of the anti-epileptic efficacy and toxic side effects of diphenylsilanediol was conducted on 24 client-owned epileptic dogs. Data obtained from an abbreviated procedural tr...

Stereochemical basis of anticonvulsant drug action. Crystal and molecular structure of diphenylsilanediol. Fawcett JK, et al.

Chemistry 55(20) , 3631-3635, (1977)

The Reactions of Triphenylsilanol and Diphenylsilanediol with Some Titanium Esters. Zeitler VA, et al.

J. Am. Chem. Soc. 79(1) , 4618-4621, (1957)

Synonyms

Difenyl-dihydroxysilan

diphenylsilane

Diphenylsilanediol

Dihydroxydiphenylsilane

Silanediol, 1,1-diphenyl-

diphenyl-silanedio

Silanediol,diphenyl

EINECS 213-427-4

Diphenylsilandiol

MFCD00002101

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