Triphenylsilanol

HCID 69925CAS 791-31-1

Basic information

Standard SMILES
O[Si](c1ccccc1)(c1ccccc1)c1ccccc1
InChIKey
NLSXASIDNWDYMI-UHFFFAOYSA-N
Molecular formula
C18H16OSi
Average molar mass
276.4 g/mol
Monoisotopic mass
276.09704166

Names & identifiers

Preferred name
Triphenylsilanol
IUPAC
hydroxy(triphenyl)silane
English name
Triphenylsilanol
Molecular formula
C18H16OSi
Molecular weight
276.4

Names & synonyms

TriphenylsilanolHydroxytriphenylsilaneSilanol, triphenyl-TriphenylhydroxysilaneSilane, (hydroxytriphenyl)-Silane, hydroxytriphenyl-Silanol, 1,1,1-triphenyl-Si(OH)Ph3DTXSID1036545UNII-AZC8O4TTX4AZC8O4TTX4EINECS 212-339-3
Show more names
CFS-311LS 6400DKSI086DKFELEX0283riphenylsilanoltriphenyl-silanoSilanol,triphenyl-Co-Formula CFS-311Triphenylsilanol,98%
NSC 12564BRN 0985007Silanol, triphenyl-,AI3-51277NSC-12564TRIPHENYLSILYL HYDROXIDEDTXCID9016545CHEBI:35035

Database identifiers

CAS
791-31-1
PubChem CID
69925
DTXSID
DTXSID1036545
ChEMBL
CHEMBL378228
ChEBI
CHEBI:35035
UNII
AZC8O4TTX4
EC Number
212-339-3
Nikkaji
J48.154H

Properties

Computed structural properties

Topological polar surface area
20.2 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
1
Rotatable bonds
3
Heavy atoms
20

Experimental & physicochemical properties

Collision Cross Section171.0 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID1036545]

Physicochemical properties

Melting point
150 · 150-153 °C (lit.)
Boiling point
389 °C · 389 °C [760mmHg]
Density
1.13 · 1.13
refractive index
1.628 · 1.628
Flash point
200 °C · >200°C
storage temp.
Inert atmosphere,Room Temperature

Safety & regulation

GHS classification

GHS Classification · 6 items

This chemical does not meet GHS hazard criteria for 36.1% (26 of 72) of reports.

Warning

H315 (63.9%): Causes skin irritation [Warning Skin corrosion/irritation];H319 (63.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation];H335 (61.1%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 72 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Reported as not meeting GHS hazard criteria per 26 of 72 reports by companies.;There are 4 notifications provided by 46 of 72 reports by companies with hazard statement code(s).;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Regulatory Information · 2 items

Chemical: Silanol, triphenyl-

Triphenylsilanol: Does not have an individual approval but may be used under an appropriate group standard

Hazard Classes and CategoriesSkin Irrit. 2 (63.9%);Eye Irrit. 2 (63.9%);STOT SE 3 (61.1%)

Regulatory information

Regulatory Information · 2 items

Chemical: Silanol, triphenyl-

Triphenylsilanol: Does not have an individual approval but may be used under an appropriate group standard

Safety data

F
21
wgk
1
tsca
TSCA listed
rtecs
VV4325500
hs_code
29310095
risk_code
36/37/38

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationSilanol, 1,1,1-triphenyl-: ACTIVE

Applications

UsesTriphenylsilanol is used as a water surrogate for regioselective Pd catalyzed allylations. A thick on germanium substrates have been produced by the electron bombardment of an evaporated thin film of triphenylsilanol.

Upstream & downstream products

Suppliers50 total

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
郑州阿尔法化工有限公司+86-18530059196 · [email protected]
湖北永阔科技有限公司027-59223108 15972152991 · [email protected]
湖北科孚乐材料科技有限公司027-84459282 13720265353 · [email protected]
湖北万得化工有限公司15377098680 15377098680 · [email protected]

Additional notes

DefinitionChEBI: An organosilanol in which silicon is bonded to a single hydroxy function and to three phenyl groups.

Related reactions

3 records

Linked notes

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