Diphenylsilanediol

Diphenylsilanediol Basic information

Product Name:	Diphenylsilanediol
Synonyms:	diphenyl-silanedio;Silane, dihydroxydiphenyl-;Silanediol, diphenyl-;DIPHENYLSILANEDIOL;Diphenylsilanediol(Dihydroxydiphenylsilane);Diphenylsilanediol,min.95%;DIPHENYLSILANEDIOL HIGH PURITY;Dihydroxydiphenylsilane,95%
CAS:	947-42-2
MF:	C12H12O2Si
MW:	216.31
EINECS:	213-427-4
Product Categories:	Si (Classes of Silicon Compounds);Silanols;Si-O Compounds;Phenyl Silanes;Organosilicon;Self Assembly&Contact Printing;Self-Assembly Materials;SilanesOrganometallic Reagents;Organometallic Reagents;organosilicon compounds;947-42-2
Mol File:	947-42-2.mol

Diphenylsilanediol Chemical Properties

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.	Inert atmosphere,Room Temperature
form	Powder
pka	12.06±0.53(Predicted)
color	white
Water Solubility	reacts
Sensitive	Air & Light Sensitive
Hydrolytic Sensitivity	4: no reaction with water under neutral conditions
BRN	2523445
Stability:	Stable. Combustible. Incompatible with strong oxidizing agents.
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)

Safety Information

Hazard Codes	F
Risk Statements	11-10
Safety Statements	16-22-24/25-37-26
RIDADR	UN 1325 4.1/PG 3
WGK Germany	1
RTECS	VV3640000
TSCA	Yes
HazardClass	4.1
PackingGroup	III
HS Code	29319090

MSDS Information

Provider	Language
Dihydroxydiphenylsilane	English
SigmaAldrich	English
ACROS	English
ALFA	English

Diphenylsilanediol Usage And Synthesis

Chemical Properties	White powder
Uses	Diphenylsilanediol is used in Medicine field, electronics industry and polymer material.
Preparation	Diphenylsilanediol was obtained by controlled hydrolysis of diphenyldichlorosilane in the presence of aniline as acid acceptor and ethyl ether .
General Description	Diphenylsilanediol(DPSD) is an alkoxysilane that is used as a silane based precusor in the synthesis of organosiloxane based resins.
Flammability and Explosibility	Nonflammable
Purification Methods	Recrystallise it from CHCl3/methyl ethyl ketone. [Beilstein 16 IV 1523.]

Diphenylsilanediol Preparation Products And Raw materials

Raw materials	Dichlorodiphenylsilane-->Disilanecarboxylic acid, pentaphenyl--->Silane,diphenyldi-2-thienyl- (8CI,9CI)-->Triphenylsilanol-->1,1,3,3-TETRAPHENYLDISILOXANE DIOL-->diphenylsilanol-->Diphenyldiethoxysilane-->Diphenylsilane
Preparation Products	Octaphenylcyclotetrasiloxane

DIMESITYLDIMETHOXYSILANE 1,1,3,3, TETRAPHENYL DIMETHOXY DISILOXANE 1,1,3,3-TETRAPHENYLDISILOXANE DIOL DIPHENYLSILANEDIOL-PHENYLARSONIC ACID CYCLIC DIESTER 1,1,3,3-Tetramethyltetraphenylcyclotetrasiloxane DIETHOXYBIS(4-PERFLUOROTOLYL)SILANE DIPHENYLSILANEDIOL-ARSENIC ACID CYCLIC TRIESTER Benzoic acid, 4-hydroxy-, diphenylsilylene ester 3,4'-DIAMINODIPHENYLMETHANE DILITHIODIPHENYLDISILANOLATE Benzoic acid, 4-iodo-, diphenylsilylene ester 1,1,3 TRIPHENYL TRIMETHOXY DISILOXANE 1,5-DIVINYL-3,3-DIPHENYL-1,1,5,5-TETRA-METHYLTRISILOXANE BIS(METHACRYLOXY)DIPHENYLSILANE BIS(PENTAFLUOROPHENYL)DIMETHOXYSILANE 1,3-Diphenyl-2-thiourea Diphenylsilanediol diacetate 3,3-DIPHENYLHEXAMETHYLTRISILOXANE

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