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Ethyltriethoxysilane

CAS No.
78-07-9
Chemical Name:
Ethyltriethoxysilane
Synonyms
nsc5230;a 15 (Silane);unioncarbidea-15;Union carbide A-15;ETHYLTRIETHOXYSILANE;TRIETHOXYETHYLSILANE;ethyltriethoxy-silan;triethoxyethyl-silan;Silane, triethoxyethyl-;Silane, ethyltriethoxy-
CBNumber:
CB1318452
Molecular Formula:
C8H20O3Si
Molecular Weight:
192.33
MDL Number:
MFCD00026754
MOL File:
78-07-9.mol
MSDS File:
SDS
Last updated:2026-01-13 11:14:06
Product description Number Pack Size Price
Triethoxy(ethyl)silane 96% 440574 50ml $101
Triethoxyethylsilane >95.0%(GC) E0189 25mL $42
Triethoxyethylsilane T776395 2.5mg $75
Ethyltriethoxysilane 8663AJ 5mL $39
Ethyltriethoxysilane 8663AJ 25ml $117
More product size

Ethyltriethoxysilane Properties

Melting point -78 °C
Boiling point 158-160 °C(lit.)
Density 0.896
refractive index n20/D 1.392(lit.)
Flash point 101 °F
storage temp. Flammables area
form clear liquid
color Colorless to Almost colorless
Specific Gravity 0.896
Water Solubility insoluble
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive Moisture Sensitive
BRN 1362028
InChI 1S/C8H20O3Si/c1-5-9-12(8-4,10-6-2)11-7-3/h5-8H2,1-4H3
InChIKey DENFJSAFJTVPJR-UHFFFAOYSA-N
SMILES CCO[Si](CC)(OCC)OCC
CAS DataBase Reference 78-07-9(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 0AQ2W24K1P
NIST Chemistry Reference Ethyltriethoxysilane(78-07-9)
EPA Substance Registry System Ethyltriethoxysilane (78-07-9)
UNSPSC Code 12352103
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS02
Signal word  Warning
Hazard statements  H226
Precautionary statements  P210-P233-P303+P361+P353-P370+P378-P403+P235-P501
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Risk Statements  10
Safety Statements  7/9-16-2017/7/9
RIDADR  UN 1993 3/PG 3
WGK Germany  2
RTECS  VV4205000
21
TSCA  TSCA listed
HazardClass  3
PackingGroup  III
HS Code  29319090
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 3
NFPA 704
2
0 0

Ethyltriethoxysilane price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 440574 Triethoxy(ethyl)silane 96% 78-07-9 50ml $101 2026-04-30 Buy
TCI Chemical E0189 Triethoxyethylsilane >95.0%(GC) 78-07-9 25mL $42 2026-04-30 Buy
TRC T776395 Triethoxyethylsilane 78-07-9 2.5mg $75 2021-12-16 Buy
AK Scientific 8663AJ Ethyltriethoxysilane 78-07-9 5mL $39 2021-12-16 Buy
AK Scientific 8663AJ Ethyltriethoxysilane 78-07-9 25ml $117 2021-12-16 Buy
Product number Packaging Price Buy
440574 50ml $101 Buy
E0189 25mL $42 Buy
T776395 2.5mg $75 Buy
8663AJ 5mL $39 Buy
8663AJ 25ml $117 Buy

Ethyltriethoxysilane Chemical Properties,Uses,Production

Chemical Properties

clear colorless liquid

Toxics Screening Level

The initial threshold screening level (ITSL) for ethyltriethoxysilane is 44 μg/m3 based on an annual averaging time.

Ethyltriethoxysilane Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 98)Suppliers
Supplier Tel Email Country ProdList Advantage
Hubei Co-Formula Material Tech Co., Ltd.
+86-27-84459282 sales@cfmats.com CHINA 882 58
BEYOND INDUSTRIES (CHINA) LIMITED
+86-21-52699951; +8613917686115 sales@beyondindustriesgroup.com China 699 58
Shaanxi Didu New Materials Co. Ltd
+8617792793228 1069@dideu.com China 8401 58
Hebei Chuanghai Biotechnology Co., Ltd
+8615531151365 mina@chuanghaibio.com China 18126 58
ShenZhen Trendseen Biological Technology Co.,Ltd.
13417589054 trendseenbio@gmail.com China 11681 58
Henan Allgreen Chemical Co.,LTD
+86-37155567971 +86-13633837469 info@allgreenchem.com China 5998 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 market18@leapchem.com China 43333 58
Aladdin Scientific
tp@aladdinsci.com United States 57505 58
Guangzhou CATO Research Chemicals Inc.
+86-020-81960175-617 +8615602392859 Intermediate@cato-chem.com China 3858 58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
+8618950047208 ellena@amitychem.com China 43416 58

View Lastest Price from Ethyltriethoxysilane manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ethyltriethoxysilane pictures 2021-08-12 Ethyltriethoxysilane
78-07-9
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
TRIETHOXYETHYLSILANE TRIETHOXYETHYL SILICANE Ethyltriethoxysilane,97% ETHYLTRIETHOXYSILANE a 15 (Silane) Ethaneorthosiliconic acid, triethyl ester ethyltriethoxy-silan nsc5230 Silane, ethyltriethoxy- Silane, triethoxyethyl- silane,ethyltriethoxya-15 triethoxyethyl-silan Union carbide A-15 unioncarbidea-15 Triethoxyethylsilane> 78-07-9 1978-7-9 1978-07-09 1978/7/9 1978-07-9 CH3CH2O2SiCH2CH3 C2H5SiOC2H53 C8H20O3Si Trialkoxysilanes Silane Coupling Agents Si (Classes of Silicon Compounds) Si-O Compounds Silane Coupling Agents (Intermediates) Organosilicon Organometallic Reagents Functional Materials Si (Classes of Silicon Compounds) Silane Coupling Agents Silane Coupling Agents (Intermediates) Si-O Compounds Trialkoxysilanes