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Tetramethyl orthosilicate

BGC Id:920042762796
CAS No:681-84-5
Synonyms:methylsilicate ; dynasil m ; tetramethoxy-silan ; tl190 ; (ch3)4sio4 ; tmos ; silicate,methyl ; tetramethosysilan ; tl 190 ; o-methylsilicate
Molecular Formula:C4H12O4Si
Molecular Weight:152.22
EINECS:211-656-4
Structural Formula

2025 - The most valued supplier

The following 15 notable providers have been checked and can be recommended.
Chemical-Suppliers
Zehao Industry
Assay:99.0%min
Chemical-Suppliers
Leap Chem
Molecular Formula: C4H12O4Si Molecular Weight: 152.22 Hazard Symbols: T+ UN Number: UN 2606 6.1/PG 1 WGKGermany: 3 PackingGroup: I HS Code: 29209085
Chemical-Suppliers
BuGuCh & Partners
Product name:Tetramethyl orthosilicate Synonyms:Dynasil M;Methyl orthosilicate;Methyl silicate ((CH3)4SiO4);Methyl silicate ((MeO)4Si);methylesterofortho-silicicaci;methylorthosilicate;methylsilicate((ch3)4sio4);methylsilicate[(meo)4si] CAS:681-84-5 Formula:C4H12O4Si Molecular weight:152.22 EINECS:211-656-4 Melting point:−4 °C(lit.) Boling point:121-122 °C(lit.) Density:1.023 g/mL at 25 °C(lit.) Vapor Density:5.25 (vs air) Vapor Pressure:3.35 psi ( 20 °C) Index of refraction: n20/D 1.368(lit.) Falsh point:84 >>more

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:
methylsilicate ; dynasil m ; tetramethoxy-silan ; tl190 ; (ch3)4sio4 ; tmos ; silicate,methyl ; tetramethosysilan ; tl 190 ; o-methylsilicate
CAS:
681-84-5
EINECS:
211-656-4
Molecular Formula:
C4H12O4Si
MDL:
MFCD00008341

Properties

Molecular Weight:
152.22 g·mol−1
Density:
1.023 g/mL at 25 °C(lit.)
Melting point:
-4 °C(lit.)
Boiling point:
121-122 °C(lit.)
Flash point:
84 ºF
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Suppliers

Shandong Chuangying Chemical Co., Ltd.

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Country: P.R.China   Phone: +86 18853181302  

Refine Chemical Co.,Ltd.

Company type: Producer
Country: P.R.China
Phone: +86 15665752805
Telefax: +86 15665752805
Refine Chemical Co.,Ltd. is a manufacturer and exporter for chemical material. Refine Chemical Co.,Ltd. also offers Selenium dioxide. We have diversified activities in R&D, application development, production, sales and also trading. Our factory was established in September of year 2000 with total area 150,000 square meters, we specialize in the business of organic intermediate, daily chemical, chemical additive, and fine chemicals. Our company has passed ISO9001, ISO14001 quality and environmental management system certification ...

OPQ Chemical Co., Ltd

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Company type: Producer
Country: P.R.China
Phone: +86-17615852982

Simagchem Corporation

Company type: Bulk chemical producer
Your partner in China for chemicals business. L-Leu-OBzl.Tos will be also provided by us. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation.
Country: P.R.China   Phone: +86 592 2680 277   Telefax: +86 592 2680 237

Sancai Industry Co.,Ltd.

Company type: Leading producer
Country: P.R.China
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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 ...

Shandong Lanhai Industry Co.,Ltd.

Shandong Lanhai Industry Co., Ltd established in 2015. 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 ...
Company type: Producer
Country: P.R.China
Phone: +86-15953182965

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. We supply our chemical product 5-Chloroindole.
Country: P.R.China   Phone: +86 13583185792   Telefax: +86 531 88905468

Hangzhou Keying Chem Co., Ltd.

Country: P.R.China
Phone: +86-571-85378921
Telefax: +86-571-85378913
Hangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. Additionally 7-Octenyltrimethoxysilane is supplied by us. As a technology innovative and service professional enterprise, Our company mainly engages in global pharmaceutical, chemical and biological service. After years of development, our company has accumulated abundant products resources in local China and international market which increasingly satisfy development requirements of customers. The p ...

Xingrui Industry Co., Limited

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Company type: Leading producer
Country: P.R.China
Phone: +86-531-88980365
Telefax: +86-531-88980365

Lori Industry Co., Ltd

Company type: Bulk chemical producer
Lori industry Co., Ltd was established in 2002 years. 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 . We are supplier of 2-Tributylstannylthiazole. 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, ...
Country: P.R.China   Phone: +86-13011713125   Telefax: +86-13011713125

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. Additionally Manganese(II) oxalate is supplied by us. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Zehao Industry Co., Ltd. also offers Photoinitiator-TPO. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...
Country: P.R.China
Phone: +86-531-88909322
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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. 1-(2,4-Dichlorophenyl)-1-cyclopropylcyanide is also served by Leap Chem Co., Ltd. Our client list includes many major pharmac ...
Country: P.R.China   Phone: +852-30606658  

Skyrun Industrial Co., Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-576-84015261
Telefax: +86-576-84015261
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. (2-Amino-phenyl)-pyridin-4-yl-methanone is also served by Skyrun Industrial Co., Ltd.. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...

BuGuCh & Partners

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 ...
Company type: Producer
Country: Germany

Safety Information

Hazard Classes:
6.1
Hazardous Substances Data:
Non-Regulated Material ¹
Risk Codes:
10-26-37/38-41 (R)
Safety Codes:
16-26-36/37/39-45-28A (S)
WGK Germany:
3
RID / ADR:
UN 2606 6.1 / PG 1
RTECS:
VV9800000
Storage temperature:
Flammables area

What other providers are available for CAS 681-84-5?

In addition to the providers presented here for Tetramethyl orthosilicate with the CAS number 681-84-5, there are other 27 providers with slightly different product names available for this CAS number.

+1 additional providers that we know from the past
Shanghai Mintchem Development Co., Ltd. | Dayang Chem (Hangzhou) Co.,Ltd. | Shandong SanYoung Industry Co., Ltd | Xiamen Equation Chemical Co.,Ltd +17 additional providers that we know from the past
BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +1 additional providers that we know from the past




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