Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Triphenylsilanol
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: Triphenylsilanol
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Triphenylsilanol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: triphenylsilanol
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Triphenylsilanol
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

791-31-1

791-31-1 structure

791-31-1 structure

Name: Triphenylsilanol
Chemical Name: triphenylsilanol
CAS Number: 791-31-1
Molecular Formula: C₁₈H₁₆OSi
Molecular Weight: 276.405
Catalog: Chemical reagent Organic reagent Silane
Create Date: 2018-08-07 13:45:09
Modify Date: 2025-08-20 17:24:42

Name	triphenylsilanol
Synonyms	Triphenylsilanol Triphenylhydroxysilane TriphenylsilSIT8722.0 EINECS 212-339-3 Hydroxytriphenylsilane (Hydroxytriphenyl)silane Silanol, 1,1,1-triphenyl- Silanol,triphenyl hydroxytriphenyl-silan triphenyl-silano MFCD00002102 triphenyl-silanol

Density	1.1±0.1 g/cm3
Boiling Point	388.6±15.0 °C at 760 mmHg
Melting Point	150-153 °C(lit.)
Molecular Formula	C₁₈H₁₆OSi
Molecular Weight	276.405
Flash Point	188.8±20.4 °C
Exact Mass	276.097046
PSA	20.23000
LogP	6.30
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.629
Water Solubility	reacts

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VV4325500

CHEMICAL NAME :: Silane, hydroxytriphenyl-

CAS REGISTRY NUMBER :: 791-31-1

BEILSTEIN REFERENCE NO. :: 0985007

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C18-H16-O-Si

MOLECULAR WEIGHT :: 276.43

WISWESSER LINE NOTATION :: Q-SI-R&R&R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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#04018

Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
WGK Germany	1
RTECS	VV4325500
HS Code	29310095

Precursor 10
18858-69-0 789-25-3 16527-35-8 1450-23-3
76-86-8 6990-64-3 591-51-5 15487-82-8
4131-46-8 1450-18-6
DownStream 10
4215-80-9 379-50-0 1829-41-0 17964-41-9
18754-87-5 1896-62-4 1829-40-9 813-19-4
778-25-6 1066-40-6

HS Code	29310095

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