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Ethyltrimethoxysilane

Ethyltrimethoxysilane Structure
Ethyltrimethoxysilane structure
CAS No.
5314-55-6
Chemical Name:
Ethyltrimethoxysilane
Synonyms
LS 890;DKSI060;SIE 4901.4;DKFELEX0325;ethyltrimethoxy-silan;trimethoxyethylsilane;Ethyltrimethoxysilane;Silane, ethyltrimethoxy-;Ethyltrimethoxysilane>1-(Trimethoxysilyl)ethane
CBNumber:
CB0200806
Molecular Formula:
C5H14O3Si
Molecular Weight:
150.25
MDL Number:
MFCD00051541
MOL File:
5314-55-6.mol
MSDS File:
SDS
Last updated:2026-09-12 18:47:38
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Ethyltrimethoxysilane Properties

Boiling point 123-124 °C(lit.)
Density 0.94 g/mL at 25 °C(lit.)
refractive index n20/D 1.384(lit.)
Flash point 81 °F
storage temp. RT, stored under nitrogen
Water Solubility Soluble,Decomposes in contact with water in water
form clear liquid
color Colorless to Light yellow
Specific Gravity 0.949
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive Moisture Sensitive
CAS DataBase Reference 5314-55-6(CAS DataBase Reference)
EPA Substance Registry System Silane, ethyltrimethoxy- (5314-55-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Warning
Hazard statements  H335-H226-H315-H319
Precautionary statements  P210-P233-P240-P241+P242+P243-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P370+P378-P403+P235-P501-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  10-36
Safety Statements  16-26-36
RIDADR  UN 1993 3/PG 3
WGK Germany  3
TSCA  TSCA listed
HazardClass  3
PackingGroup  III
HS Code  29319090
Limited Quantities 5.0 L (1.3 gallons) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
2
2 1

Ethyltrimethoxysilane price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical E0789 Ethyltrimethoxysilane >97.0%(GC) 5314-55-6 25g $17 2026-04-30 Buy
TCI Chemical E0789 Ethyltrimethoxysilane min. 97.0 % 5314-55-6 100G $39 2026-04-30 Buy
aablocks AA003QGX Ethyltrimethoxysilane ≥95% 5314-55-6 25g $15 2026-05-28 Buy
aablocks AA003QGX Ethyltrimethoxysilane ≥95% 5314-55-6 100g $46 2026-05-28 Buy
TRC E931863 Ethyltrimethoxysilane 5314-55-6 250mg $45 2021-12-16 Buy
Product number Packaging Price Buy
E0789 25g $17 Buy
E0789 100G $39 Buy
AA003QGX 25g $15 Buy
AA003QGX 100g $46 Buy
E931863 250mg $45 Buy

Ethyltrimethoxysilane Chemical Properties,Uses,Production

Toxics Screening Level

The ITSL for ethyltrimethoxysilane has been set at 3 μg/m3 based on annual averaging time.

Ethyltrimethoxysilane Preparation Products And Raw materials

Raw materials

Preparation Products

Ethyltrimethoxysilane Suppliers

Global( 122)Suppliers
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
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 452520369 sales@maya-r.com China 11693 57
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
Alfa Aesar 84
TCI (Shanghai) Development Co., Ltd. 81
Energy Chemical 61
Shanghai Hanhong Scientific Co.,Ltd. 64
Shandong Xiya Chemical Co., Ltd 57
Tianjin heowns Biochemical Technology Co., Ltd. 57
Maya High Purity Chemicals 57
Thermo Fisher Scientific 75

View Lastest Price from Ethyltrimethoxysilane manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
ETHYLTRIMETHOXYSILANE pictures 2026-05-28 ETHYLTRIMETHOXYSILANE
5314-55-6
 $10.00 1KG 99.8% 100tons Hebei Chuanghai Biotechnology Co,.LTD
ETHYLTRIMETHOXYSILANE pictures 2026-03-20 ETHYLTRIMETHOXYSILANE
5314-55-6
 $8.00-10.00 1kg 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
Ethyltrimethoxysilane pictures 2025-06-27 Ethyltrimethoxysilane
5314-55-6
 1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd

Ethyltrimethoxysilane Spectrum

ETHYLTRIMETHOXYSILANE(5314-55-6)1HNMR

5314-55-6(Ethyltrimethoxysilane)Related Search:

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N-[3-(Trimethoxysilyl)propyl]ethylenediamine (3,3,3-Trifluoropropyl)trimethoxysilane 3-Chloropropyltriethoxysilane Trimethoxysilylpropanethiol 3-Methacryloxypropyltrimethoxysilane
Triethoxypropylsilane Ethyltriethoxysilane 3-Glycidoxypropyltrimethoxysilane 3-Chloropropyltrimethoxysilane 2-Cyanoethyltrimethoxysilane
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ETHYLTRIMETHOXYSILANE, 97+% dow corning product 1-6321 trimethoxyethylsilane ethyltrimethoxy-silan Silane, ethyltrimethoxy- ETHYLTRIMETHOXYSILANE (CONTAINS CHLOROSILANES FOR STABILISATION) Dow Corning(R) product 1-6321 1-(Trimethoxysilyl)ethane Ethyltrimethoxysilane,Dow Corning product 1-6321 Ethyltrimethoxysilane, AcroSeal, 97% EthyltriMethoxysilane, 97%, AcroSeal LS 890 SIE 4901.4 Ethyltrimethoxysilane> DKFELEX0325 DKSI060 ethyltrimethoxysiliconalkane Ethyltrimethoxysilane 5314-55-6 CH3O3SiCH2HC3 CH3O3SiCH2CH3 C2H5SiOCH33 C5H14O3Si Trialkoxysilanes Organosilicon Organometallic Reagents Organics