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Tetramethylcyclobutane-1,3-dione

BGC Id:120314334762
CAS No:933-52-8
Synonyms:nsc 46472 ; tetramethylcyclobutane-1,3-dione ; 2,2,4,4-tetramethyl-1,3-cyclobutanedione ; rarechem aq c4 0041 ; timtec-bb sbb008408 ; 2,2,4,4-tetramethylcyclobutanedione ; dimethyl ketene dimer ; tetramethyl-1,3-cyclobutanedione ; 1,3-cyclobutanedione,tetramethyl- (6ci) ; tetramethylcyclobuta-1,3-dione ; [precursor to dimethyl ketene] ; nsc 72172 ; 1,3-cyclobutanedione,2,2,4,4-tetramethyl- ; dimethylkene dimer
Molecular Formula:C8H12 O2
Molecular Weight:140.20
EINECS:
Structural Formula

Verified providers in 2025

The following 12 notable providers have been checked and can be recommended.
Chemical-Suppliers
BLD Pharmatech
Smile code: O=C1C(C)(C)C(C1(C)C)=O MDL Number: MFCD00001331 Purity : 99% Available in stock: 3680 g
Chemical-Suppliers
Leap Chem
Molecular Formula: C8H12O2 Molecular Weight: 140.18 WGKGermany: 3

The last intensive check and update was carried out on 2025/05/30.

Identify

Synonyms:
nsc 46472 ; tetramethylcyclobutane-1,3-dione ; 2,2,4,4-tetramethyl-1,3-cyclobutanedione ; rarechem aq c4 0041 ; timtec-bb sbb008408 ; 2,2,4,4-tetramethylcyclobutanedione ; dimethyl ketene dimer ; tetramethyl-1,3-cyclobutanedione ; 1,3-cyclobutanedione,tetramethyl- (6ci) ; tetramethylcyclobuta-1,3-dione ; [precursor to dimethyl ketene] ; nsc 72172 ; 1,3-cyclobutanedione,2,2,4,4-tetramethyl- ; dimethylkene dimer
CAS:
933-52-8
EINECS:
Molecular Formula:
C8H12 O2
MDL:

Properties

Molecular Weight:
140.20 g·mol−1
Density:
0.995 g/cm3
Melting point:
114-116 °C(lit.)
Boiling point:
95-159 °C750 mm Hg(lit.)
Flash point:
120-122 °C/150mm
Physical Description:
white crystalline powder
download Download Molfile for :
Tetramethyl-1,3-Cyclobutanedione

Suppliers

Shanghai Ruiyi Medical Tech Co.,Ltd

Company type: Leading producer
Ruiyi Medical Tech is a skilled research, development, and manufacturing organization, specializing in contract research projects and in the custom synthesis of complex molecules. We provide 1,1,1-Trimethoxy-2-chloroethane as well. Our clients include established pharmaceutical companies, drug discovery based groups, research institutions, and fine chemical distributors worldwide. Custom Synthesis is our Specialty Ruiyi Medical Tech prides itself on being able to provide its valuable clients with the chemistry expertise tha ...
Country: P.R.China   Phone: +86-21-54711706   Telefax: +86-21-54711707

Zouping Mingxing Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-13605431940
Telefax: +86-543-2240068
Zouping Mingxing Chemical Co., Ltd lies at the west of the Huangshan Mountain in Zouping city, near to Zibo and Qingdao in the east, Japan in the west and Ji-Qing Expressway in the south, enjoying convenient transportation and favorable geographic location. Zouping Mingxing Chemical Co., Ltd. is a seller of Dipentene. Our company set up in 2002, is the pilot-scale experiment base of UNILAB Research Center of Chemical Reaction Engineering, Zhejiang University, and has established the long-term technical cooperation relationship with the ...

Sancai Industry Co.,Ltd.

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 ...
Company type: Leading producer
Country: P.R.China
Phone: +86-531-88913079
Telefax: +86-531-88913079

Xingrui Industry Co., Limited

Company type: Leading producer
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry Co., Limited also offers 3,4-Dihydroxybenzoic acid. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...
Country: P.R.China   Phone: +86-531-88980365   Telefax: +86-531-88980365

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-571-88938639
Telefax: +86-571-8893-8652
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 provide Umirolimus (biolimus) as well. We have an own factory and share enterprises. 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 ...

Capot Chemical Co., Ltd.

Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We are seller of 5,6,7,8-Tetrahydro-2-naphthol. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Company type: Leading producer
Country: P.R.China
Phone: +86-571-85586718
Telefax: +86-571-85864795

Shandong SanYoung Industry Co., Ltd

Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. Fluconazole will be also provided by us. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. Our company has a large number of customers with good reputation at home and abroad, ...
Country: P.R.China   Phone: +86 155-64526813   Telefax: +86 531-56897532

AK Scientific, Inc.

Company type: Supplier
Country: USA
Phone: +1 (510) 429-8835
Telefax: +1 (510) 429-8836
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 4-Chloro-2-fluorophenylboronic acid. AK Scientific products can be searched by Name (or ...

BLD Pharmatech Ltd

Founded in 2014 and headquartered in Shanghai, China, BLD Pharmatech Ltd. with more than 600,000 items, scale up manufacture and custom services is a leading manufacturer and supplier of diversified research chemicals in the industry. BLD Pharmatech Ltd is a seller of (4Ar,6R,7R,7aS)-6-(6-amino-9H-purin-9-yl)-2,7-dihydroxytetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinine 2-oxide. Our considerable stock of a wide range of laboratory chemicals, from heterocycles, boron acids, amino acids, metal catalysts to chiral compounds, is ready for worldwide shipping. The ISO certifications and DUNS registration are our testimonie ...
Company type: Supplier
Country: P.R.China
Phone: +86-21-61629022
Telefax: +86-21-50201702

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. 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. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. BIOZOL Diagnostica Vertrieb GmbH also offers Tubeimoside A. 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 ...

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:
Safety Codes:
24/25 (S)
WGK Germany:
3
RTECS:
GU1775000

What other providers are available for CAS 933-52-8?

In addition to the providers presented here for Tetramethylcyclobutane-1,3-dione with the CAS number 933-52-8, there are other 4 providers with slightly different product names available for this CAS number.

Simagchem Corporation +1 additional providers that we know from the past
+2 additional providers that we know from the past




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