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Cas Database

Name	Triphenylsilyl chloride	EINECS	200-989-0
CAS No.	76-86-8	Density	1.14 g/cm³
PSA	0.00000	LogP	2.89230
Solubility	acetone: 0.1 g/mL, clear	Melting Point	91-94 °C(lit.)
Formula	C₁₈H₁₅ClSi	Boiling Point	374.8 °C at 760 mmHg
Molecular Weight	294.856	Flash Point	164.5 °C
Transport Information	UN 3261 8/PG 2	Appearance	white crystal
Safety	26-36/37/39-45-24/25	Risk Codes	34-37
Molecular Structure		Hazard Symbols	C
Synonyms	Silane,chlorotriphenyl- (6CI,8CI,9CI);Chlorotriphenylsilane;NSC 102804;TSL 8061;Triphenylchlorosilane;Triphenylsilicon chloride;	Article Data	86

Triphenylsilyl chloride Synthetic route

: 789-25-3
HSiPh3

: 76-86-8
Triphenylsilyl chloride

Conditions

Conditions	Yield
With hexachloroethane; palladium dichloride at 20℃; for 1h;	100%
With dichloromethane; eosin y at 40℃; Temperature; Reagent/catalyst; Flow reactor; Inert atmosphere; Irradiation; Green chemistry;	99%
With trichloroisocyanuric acid In dichloromethane Heating;	97.5%

: 10026-04-7, 53609-55-5
tetrachlorosilane

: 591-51-5
phenyllithium

: 76-86-8
Triphenylsilyl chloride

Conditions

Conditions	Yield
In not given SiCl4 and C6H5Li (mol. ratio 1:3);;	99%
In not given SiCl4 and C6H5Li (mol. ratio 1:3);;	99%

: 1558-25-4
(chloromethyl)trichlorosilane

: 789-25-3
HSiPh3

A: 75-79-6
Methyltrichlorosilane

B: 76-86-8
Triphenylsilyl chloride

Conditions

Conditions	Yield
at 165 - 250℃; for 12h;	A 87.3% B 95.8%
at 165 - 210℃; for 12h;	A 95.8% B 87.3%

: 791-31-1
triphenylhydroxysilane

: 76-86-8
Triphenylsilyl chloride

Conditions

Conditions	Yield
With hydrogenchloride In diethyl ether introduction of gaseous HCl into a soln. of (C6H5)3SiOH in abs. ether at room temp.;;	90%
With HCl In diethyl ether introduction of gaseous HCl into a soln. of (C6H5)3SiOH in abs. ether at room temp.;;	90%
With iron(III) chloride; acetyl chloride In 1,2-dichloro-ethane for 2h;	57%

: 1829-41-0
methoxy-triphenyl-silane

: 76-86-8
Triphenylsilyl chloride

Conditions

Conditions	Yield
With iron(III) chloride; acetyl chloride In 1,2-dichloro-ethane for 24h;	90%

: 24388-23-6
2-phenyl-4,4,5,5-tetramethyl-1,3,2-dioxoborole

: 98-13-5
Phenyltrichlorosilane

A: 76-86-8
Triphenylsilyl chloride

B: 80-10-4
diphenylsilyl dichloride

Conditions

Conditions	Yield
Stage #1: 2-phenyl-4,4,5,5-tetramethyl-1,3,2-dioxoborole With bis(tricyclohexylphosphine)nickel(II) dichloride; triethylaluminum; dimethylaluminum chloride In 1,4-dioxane; hexane; 1,3,5-trimethyl-benzene at 90℃; for 0.5h; Stage #2: Phenyltrichlorosilane In hexane; toluene; 1,3,5-trimethyl-benzene at 90℃; for 24h;	A n/a B 88%

: 98-13-5
Phenyltrichlorosilane

: 108-90-7
chlorobenzene

A: 76-86-8
Triphenylsilyl chloride

B: 80-10-4
diphenylsilyl dichloride

Conditions

Conditions	Yield
With magnesium at 155℃; Inert atmosphere;	A 67.2% B 31.4%

: 379-50-0
triphenylsilyl fluoride

: 76-86-8
Triphenylsilyl chloride

Conditions

Conditions	Yield
With AlCl3 In diethyl ether boiling of (C6H5)3SiF and AlCl3 in ether;;	55%
Multi-step reaction with 2 steps 1: diethyl ether 2: not given View Scheme

: 1048-08-4
tetraphenylsilane

A: 76-86-8
Triphenylsilyl chloride

B PhSbCl4, SbCl3: PhSbCl4, SbCl3

Conditions

Conditions	Yield
With antimonypentachloride In tetrachloromethane	A 30% B n/a

: 1719-53-5
diethyldichlorosilane

: 80-10-4
diphenylsilyl dichloride

A: 76-86-8
Triphenylsilyl chloride

B: 1125-27-5, 18447-29-5
dichloro(ethyl)phenylsilane

C: 98-13-5
Phenyltrichlorosilane

Conditions

Conditions	Yield
With aluminum (III) chloride at 120℃; for 3h; Overall yield = 64 %;	A 7% B 25% C 28%

Triphenylsilyl chloride Chemical Properties

Product Name: Triphenylsilyl chloride (CAS NO.76-86-8)

Molecular Formula: C₁₈H₁₅ClSi
Molecular Weight: 294.85g/mol
Mol File: 76-86-8.mol
EINECS: 200-989-0
Boiling point: 374.8 °C at 760 mmHg
Storage Temperature: Refrigerator
Flash Point: 164.5 °C
Density: 1.14 g/cm³
Sensitive: Moisture Sensitive
Index of Refraction: 1.614
Molar Refractivity: 89.76 cm³
Molar Volume: 257.4 cm3
Surface Tension: 40.6 dyne/cm
Enthalpy of Vaporization: 59.78 kJ/mol
Vapour Pressure: 1.76E-05 mmHg at 25°C
H-Bond Donor: 0
H-Bond Acceptor: 0
Structure Descriptors of Triphenylsilyl chloride (CAS NO.76-86-8):
IUPAC Name: chloro(triphenyl)silane
Canonical SMILES: C1=CC=C(C=C1)[Si](C2=CC=CC=C2)(C3=CC=CC=C3)Cl
InChI: InChI=1S/C18H15ClSi/c19-20(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
InChIKey: MNKYQPOFRKPUAE-UHFFFAOYSA-N
Product Categories: nochlorosilanes; Si (Classes of Silicon Compounds); Si-Cl Compounds; Silicon Compounds (for Synthesis); Synthetic Organic Chemistry; Blocking Agents; Phenyl Silanes; Protective Agents; Silylating Agents

Triphenylsilyl chloride Toxicity Data With Reference

ivn-mus LD50:56 mg/kg

CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#04717 .

Triphenylsilyl chloride Consensus Reports

Reported in EPA TSCA Inventory.

Triphenylsilyl chloride Safety Profile

Poison by intravenous route. When heated to decomposition it emits toxic vapors of Cl⁻.
Hazard Codes C Corrosive
Risk Statements 34-37
R34:Causes burns.
R37:Irritating to respiratory system
Safety Statements 26-36/37/39-45-24/25
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S24/25:Avoid contact with skin and eyes.
RIDADR UN 3261 8/PG 2
WGK Germany 1
RTECS VV2720000
F 10-21
TSCA Yes
HazardClass 8
PackingGroup II
HS Code 29310095

Triphenylsilyl chloride Specification

Triphenylsilyl chloride , its CAS NO. is 76-86-8, the synonyms are Triphenylsilicon chloride ; Benzene, 1,1',1''-(chlorosilylidyne)tris- ; Chlorotriphenylsilane ; Silane, chlorotriphenyl- .

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