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Phenethyltrimethoxysilane

CAS No.
49539-88-0
Chemical Name:
Phenethyltrimethoxysilane
Synonyms
DK311;Phenethyltrimethoxysilane;Trimethoxy(phenethyl)silane;rimethoxy(2-phenylethyl)silane;trimethoxy(2-phenylethyl)silane;(2-PHENYLETHYL)TRIMETHOXYSILANE;Phenethyltrimethoxysilane, 97.5%;SILANE,TRIMETHOXY(2-PHENYLETHYL);PHENETHYLTRIMETHOXYSILANE, tech-95;[2-(Trimethoxysilyl)Ethyl]-Benzene
CBNumber:
CB7710106
Molecular Formula:
C11H18O3Si
Molecular Weight:
226.34
MDL Number:
MFCD00053852
MOL File:
49539-88-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:55:05

Phenethyltrimethoxysilane Properties

Melting point <0°C
Boiling point 95-96 °C/2 mmHg (lit.)
Density 1.033 g/mL at 25 °C (lit.)
refractive index n20/D 1.475(lit.)
Flash point 228 °F
storage temp. Store at room temperature
form liquid
Specific Gravity 1.037
color Colorless to Light yellow to Red
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
BRN 3031224
InChI 1S/C11H18O3Si/c1-12-15(13-2,14-3)10-9-11-7-5-4-6-8-11/h4-8H,9-10H2,1-3H3
InChIKey UBMUZYGBAGFCDF-UHFFFAOYSA-N
SMILES CO[Si](CCc1ccccc1)(OC)OC
EPA Substance Registry System Silane, trimethoxy(2-phenylethyl)- (49539-88-0)
UNSPSC Code 12352103
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-26/36
WGK Germany  3
10-21
TSCA  TSCA listed
HS Code  29319090
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
1
2 0

Phenethyltrimethoxysilane price More Price(18)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 438340 Trimethoxy(2-phenylethyl)silane 98% 49539-88-0 1g $116 2026-04-30 Buy
TCI Chemical T3542 Trimethoxy(phenylethyl)silane (mixture of 1-phenylethyl- and 2-phenylethyl-) >95.0%(GC) 49539-88-0 25g $97 2026-04-30 Buy
TCI Chemical T3542 Trimethoxy(phenylethyl)silane (mixture of 1-phenylethyl- and 2-phenylethyl-) >95.0%(GC) 49539-88-0 100g $340 2026-04-30 Buy
aablocks AA00DC5Y Trimethoxy(2-phenylethyl)silane 95% 49539-88-0 5g $16 2026-05-28 Buy
aablocks AA00DC5Y Trimethoxy(2-phenylethyl)silane 95% 49539-88-0 25g $48 2026-05-28 Buy
Product number Packaging Price Buy
438340 1g $116 Buy
T3542 25g $97 Buy
T3542 100g $340 Buy
AA00DC5Y 5g $16 Buy
AA00DC5Y 25g $48 Buy

Phenethyltrimethoxysilane Chemical Properties, Uses, Production

Uses

Trimethoxy(2-phenylethyl)silane is used in the loading and releasing of two anti-cancer drugs, 9-Aminoacridine (9AA) and Camptothecin (CPT) from magnetic mesoporous silica nanoparticle materials.

General Description

Trimethoxy(2-phenylethyl)silane (TMPES) is a phenyl functionalized trialkoxy silane that can be used as a siloxane based precursor.

Phenethyltrimethoxysilane Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 82)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
TOKYO CHEMICAL INDUSTRY CO., LTD. 03-36680489 Sales-JP@TCIchemicals.com Japan 28364 80
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
Shanghai Gileader Advanced Material Technology Co.,Ltd 18516111942 823898732@qq.com China 1356 56

Phenethyltrimethoxysilane Spectrum

Phenethyltrimethoxysilanemixed isomers (2-PHENYLETHYL)TRIMETHOXYSILANE trimethoxy(2-phenylethyl)silane SILANE,TRIMETHOXY(2-PHENYLETHYL) PHENETHYLTRIMETHOXYSILANE, tech-95 Trimethoxy(2-phenylethyl)silane 98% Trimethoxy(2-phenylethyl)silane [contains ca. 25% Trimethoxy(1-phenylethyl)silane] Trimethoxy(phenylethyl)silane (mixture of 1-phenylethyl- and 2-phenylethyl-) Phenethyltrimethoxysilane, 97.5% Trimethoxy(2-phenylethyl)silane [contains ca. 25% Trimethoxy(1-phenylethyl)silane] rimethoxy(2-phenylethyl)silane Trimethoxy(phenethyl)silane DK311 Benzene, [2-(trimethoxysilyl)ethyl]- [2-(Trimethoxysilyl)Ethyl]-Benzene Phenethyltrimethoxysilane 49539-88-0 C6H5CH2CH2SiOCH33 Organosilicon Organometallic Reagents Trialkoxysilanes