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Tetraethyl orthosilicate

BGC Id:940037682622
CAS No:78-10-4
Synonyms:silikanl ; (c2h5o)4si ; silester ; dynasila ; dynasil a ; es 28 ester ; es28 ; teos ; es28(ester) ; es100
Molecular Formula:C8H20O4Si
Molecular Weight:208.33
EINECS:201-083-8
Structural Formula

The most competitive supplier in 2025

The following 16 notable providers have been checked and can be recommended.
Chemical-Suppliers
Sancai Industry
Characteristics Cloroless transparent liquid
Colour Value (Pt-co) <30
Content > 99%
Silica content, by wt as SiO2 28%
Aci
>>more
Chemical-Suppliers
H&Z Industry
Types: 28% 32% 40% | Package: 200L | Appearance: Cloroless transparent liquid | Colour Value (Pt-co): <30 | Content: > 99% | Silica content, by wt as SiO2: 28% | Acidity, max. (as HCI): <0.01 | Specific Gravity at 20℃: 0.929-0.936

Chemical-Suppliers
Leap Chem
Molecular Formula: C8H20O4Si Molecular Weight: 208.33 Hazard Symbols: Xn UN Number: UN 1292 3/PG 3 WGKGermany: 1 PackingGroup: III HS Code: 2920 90 70
Chemical-Suppliers
Getchem
Synonyms SILICON TETRAETHOXIDE; TEOS; TETRAETHOXYSILANE; TETRAETHYL SILICATE; TETRAETHYL ORTHOSILICATE; ORTHOSILICIC ACID TETRAETHYL ESTER; ETHYL-O-SILICATE; ETHYL ORTHOSILICATE
Package 180kg/drum
Supply capacity 5000mt per year
>>more
Chemical-Suppliers
BuGuCh & Partners
Product name:Tetraethyl orthosilicate Synonyms:SILICON TETRAETHOXIDE;TEOS;TETRAETHOXYSILANE;TETRAETHYL SILICATE; TETRAETHYL ORTHOSILICATE;ORTHOSILICIC ACID TETRAETHYL ESTER;ETHYL-O-SILICATE;ETHYL ORTHOSILICATE CAS:78-10-4 Formula:C8H20O4Si Molecular weight:208.33 Package:180kg/drum Supply capacity:5000mt per year Melting point:-77 °C Boiling point:168 °C(lit.) Density:0.94 Vapor density:7.2 (vs air) Vapor pressure:<1 mm Hg ( 20 °C) Refractive index:n20/D 1.382(lit.) flash point:116 °F Storage:Flammables area Water solubility:Hydrolysis Freezing point:-77°C >>more

The last intensive check and update was carried out on 2025/11/10.

Identify

Synonyms:
silikanl ; (c2h5o)4si ; silester ; dynasila ; dynasil a ; es 28 ester ; es28 ; teos ; es28(ester) ; es100
CAS:
78-10-4
EINECS:
201-083-8
Molecular Formula:
C8H20O4Si
MDL:
MFCD00009062
SMILES:
B(C1=C(C(=C(C=C1)Cl)Cl)Cl)(O)O

Properties

Molecular Weight:
208.33 g·mol−1
Density:
0.933 g/mL at 20 °C(lit.)
Melting point:
-77 °C
Boiling point:
168 °C(lit.)
Flash point:
116 ºF
download Download Molfile

Suppliers

Shandong Chuangying Chemical Co., Ltd.

Shandong Chuangying Chemical Co., Ltd. is located in the new material trading center of Tianqiao District, Jinan City, Shandong Province. Additionally Cobalt carbonate is supplied by us. It mainly deals in acrylates, alcohols, phenenes, ethers, esters, alkanes, amines, plasticizers, resins and emulsions. Chemical products such as chemicals, and established long-term and stable cooperative relations with many manufacturers and agents. Shandong Chuangying Chemical Co., Ltd. has a full range of products at reasonable prices. T ...
Country: P.R.China   Phone: +86 18853181302  

OPQ Chemical Co., Ltd

Company type: Producer
Country: P.R.China
Phone: +86-17615852982
OPQ Chemical is a high tech enterprise,located in China Spring city(Jinan).Mainly engages in the development and production of phenolic and quinones,additive agents, dying stuffs, and pesticide intermediates,and also has been involved in other fine chemicals,cosmetic raw materials etc.And actively practices the business philosophy of "MY heart, let you feel more assured". We are supplier of DTPA K5 40%. OPQ has international advanced production technology and equipment, the company's marketing network thro ...

Anderson & Steinssen Inc

Anderson & Steinssen Inc also offers Zinc oxide, nano. Anderson & Steinssen Inc is a new materials supplier with technology information sharing, THE BEST INGREDIENTS
Company type: Bulk chemical supplier
Country: USA
Phone: +1 206 556 7669
Telefax: +1 425 5299207

Sancai Industry Co.,Ltd.

Company type: Leading producer
Sancai Industry is involved in supplying of fine chemicals, food and nutrition,personal care, medical intermediate etc, We can also customize chemicals for our customers.Taking advantage of innovative technology and excellent talents and through over 15 years of development,We have stabled good relation with clients in and abroad. In order to be competitive on the market. We have established the global marketing network, independent research center, testing center, and key ...
Country: P.R.China   Phone: +86-531-88913079   Telefax: +86-531-88913079

Shandong Lanhai Industry Co.,Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-15953182965
Shandong Lanhai Industry Co., Ltd established in 2015. We supply our chemical product (3-Aminopropyl)diethylamine. The headquartered located in the beautiful Spring city Jinan. The company's factory is located in Coal Chemical Industrial Park, Juye County, Heze City Shandong province.Lanhai Industry is a high-tech enterprise in Shandong Province. The company integrates science, industry and trade, specializing in the research, development, production and operation of fluorosilicone products, OLED intermediates and agricultural fertili ...

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners. 3-Methacryloxypropylmethyldimethoxysilane will be also provided by us.
Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468

Shandong Minglang Chemical Co., Ltd

Company type: Producer
Minglang Chemical is owned by Minglang Group,is a large manufacturer of fine chemicals and cosmetic materials that integrates R&D,production and sales together.It is located in the east of the Nanwang Economic Development District in Linzi,and the west of it is Qilu Petroleum Chemical Group,the east of it is Zijiang Road and the transportation is convenient.The enterprise covers an area of 9,000 square meters and the building area can be 3,200 square meters. 3,4-Dimethoxybenzophenone is also served by Shandong Minglang Chemical Co., Ltd. In recent years,t ...
Country: P.R.China   Phone: +86-13220566916   Telefax: +86 531 58990167

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557
Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. We sell Sulfadiazine as well. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...

Lori Industry Co., Ltd

Lori industry Co., Ltd was established in 2002 years. Lori Industry Co., Ltd is a seller of 3-Allyloxy-1,2-propanediol. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86-13011713125
Telefax: +86-13011713125

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer
Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. Dayang Chem (Hangzhou) Co.,Ltd. is a seller of 2-(3-(3-2-(7-Chloro-2-quinolinyl)ethyl)phenyl)-3-oxopropylbenzoic acid methyl ester. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...
Country: P.R.China   Phone: +86-571-88938639   Telefax: +86-571-8893-8652

Hangzhou Lingrui Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-571-88092529
Telefax: +86-571-87334908
Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Koumine will be also provided by us. In our R&D centre, we have a staff of skilled and experienced research chemists. This has enabled us to meet the special requirements of our customers and it has enabled us to provide quality products at competitive prices. Lingrui’s credo is committed to your reliable business partne ...

AK Scientific, Inc.

AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. Currently, we have over 16.000 in stock, ready to ship products, at our California warehouse and this number is increasing weekly. All these products are stocked in multiple, convenient, sizes to fit your specific needs. Purchases are shipped on the same day your order is placed (before 4PM, Pacific Time) to ensure on-time delivery. AK Scientific, Inc. is a seller of Ethyl 5-amino-1H-pyrazole-3-carboxylate. AK Scientific products can be searched by Name (or ...
Company type: Supplier
Country: USA
Phone: +1 (510) 429-8835
Telefax: +1 (510) 429-8836

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Leap Chem Co., Ltd is a seller of tert-Butyl 4-bromo-3-methylbenzoate. Our client list includes many major pharmac ...
Country: P.R.China   Phone: +852-30606658  

BIOZOL Diagnostica Vertrieb GmbH

Company type: Supplier of chemical products
Country: Germany
Phone: +49-871-966346-0
Telefax: +49-871-966346-13
Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. Dibutylbis(triethylamine)difluorotin will be also provided by us. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...

Haihang Industry Co., Ltd.

Haihang Industry Co., Ltd.,is a leading producer and supplier of chemicals industry in china. By integrating people, technology and potential, we endeavor to make contribution to the betterment of human society. Haihang Industry Co., Ltd. is a seller of Flavoxate. We develop, produce and distribute high quality pharmaceutical chemicals, special chemicals and other fine chemicals.
Country: P.R.China
Phone: +86 13386404752
Telefax: +86-531-85821093

BuGuCh & Partners

Company type: Producer
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...
Country: Germany  

Safety Information

Hazard Classes:
3
Risk Codes:
10-20-36/37-36/37/38 (R)
Safety Codes:
16-36/37/39-26 (S)
WGK Germany:
1
RID / ADR:
UN 1292 3 / PG 3
RTECS:
VV9450000
Storage temperature:
Flammables area

What other providers are available for CAS 78-10-4?

In addition to the providers presented here for Tetraethyl orthosilicate with the CAS number 78-10-4, there are other 45 providers with slightly different product names available for this CAS number.

Senzhuo Industry Co.,Ltd
Zhangjiagang Fortune Chemical Co., Ltd | Shanghai Mintchem Development Co., Ltd. | Simagchem Corporation | Shandong SanYoung Industry Co., Ltd | Xiamen Equation Chemical Co.,Ltd +6 additional providers that we know from the past
Shanghai Mintchem Development Co., Ltd. | Zehao Industry Co., Ltd. | Carbone Scientific Co., Ltd. | Xingrui Industry Co., Limited | Xiamen Equation Chemical Co.,Ltd | BuGuCh & Partners +15 additional providers that we know from the past
+2 additional providers that we know from the past
+1 additional providers that we know from the past
+1 additional providers that we know from the past
+2 additional providers that we know from the past




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