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TETRAMETHYL-1,3-CYCLOBUTANEDIONE

TETRAMETHYL-1,3-CYCLOBUTANEDIONE Structure
CAS No.
933-52-8
Chemical Name:
TETRAMETHYL-1,3-CYCLOBUTANEDIONE
Synonyms
NSC 72172;NSC 46472;Dimethylkene dimer;RARECHEM AQ C4 0041;TIMTEC-BB SBB008408;DIMETHYL KETENE DIMER;Tetramethylcyclobuta-1,3-dione;[Precursor to DiMethyl Ketene];TETRAMETHYLCYCLOBUTANE-1,3-DIONE;TETRAMETHYL-1,3-CYCLOBUTANEDIONE
CBNumber:
CB1177783
Molecular Formula:
C8H12O2
Molecular Weight:
140.18
MOL File:
933-52-8.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06

TETRAMETHYL-1,3-CYCLOBUTANEDIONE Properties

Melting point 114-116 °C(lit.)
Boiling point 95-159 °C750 mm Hg(lit.)
Density 1.0373 (rough estimate)
refractive index 1.4580 (estimate)
Flash point 120-122°C/150mm
storage temp. Sealed in dry,Room Temperature
solubility It is soluble in chloroform.
form powder to crystal
color White to Almost white
InChIKey RGCDVHNITQEYPO-UHFFFAOYSA-N
CAS DataBase Reference 933-52-8(CAS DataBase Reference)
EPA Substance Registry System 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- (933-52-8)

SAFETY

Risk and Safety Statements

Safety Statements  24/25
WGK Germany  3
RTECS  GU1775000
TSCA  Yes
HS Code  2914290090
NFPA 704
1
0 0

TETRAMETHYL-1,3-CYCLOBUTANEDIONE price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) T21008 Tetramethyl-1,3-cyclobutanedione 99% 933-52-8 5G ₹2576.35 2022-06-14 Buy
TCI Chemicals (India) D0258 Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene] min. 99.0 % 933-52-8 5G ₹2100 2022-05-26 Buy
ALFA India ALF-A16297-30 Tetramethylcyclobutane-1,3-dione, 99% 933-52-8 250g ₹96758 2022-05-26 Buy
TCI Chemicals (India) D0258 Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene] min. 99.0 % 933-52-8 25G ₹9000 2022-05-26 Buy
ALFA India ALF-A16297-18 Tetramethylcyclobutane-1,3-dione, 99% 933-52-8 50g ₹18434 2022-05-26 Buy
Product number Packaging Price Buy
T21008 5G ₹2576.35 Buy
D0258 5G ₹2100 Buy
ALF-A16297-30 250g ₹96758 Buy
D0258 25G ₹9000 Buy
ALF-A16297-18 50g ₹18434 Buy

TETRAMETHYL-1,3-CYCLOBUTANEDIONE Chemical Properties,Uses,Production

Chemical Properties

white crystalline powder

Uses

Tetramethyl-1,3-cyclobutanedione is used as a chemical for life science research. It is also used to make other chemical, as well as an chemical and organic intermediate.

Purification Methods

Crystallise the dione from *C6H6 and dry it in vacuo over P2O5 in an Abderhalden pistol. [Beilstein 7 III 3234, 7 IV 2004.]

TETRAMETHYL-1,3-CYCLOBUTANEDIONE Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 144)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
A.J Chemicals 91-9810153283 New Delhi, India 6124 58 Inquiry
CHEMSWORTH +91-261-2397244 New Delhi, India 6707 30 Inquiry
TCI Chemicals (India) Pvt. Ltd. 1800 425 7889 New Delhi, India 6778 58 Inquiry
Alfa Aesar 1 800 209 7001 Maharashtra, India 6913 58 Inquiry
Oxford laboratories +91 250 239 0032 Maharashtra, India 652 58 Inquiry
Capot Chemical Co.,Ltd. 571-85586718 +8613336195806 China 29798 60 Inquiry
Henan Tianfu Chemical Co.,Ltd. +86-0371-55170693 +86-19937530512 China 21669 55 Inquiry
Zhejiang ZETian Fine Chemicals Co. LTD +8618957127338 China 2141 58 Inquiry
Chongqing Chemdad Co., Ltd +86-023-6139-8061 +86-86-13650506873 China 39916 58 Inquiry
CONIER CHEM AND PHARMA LIMITED +8618523575427 China 49391 58 Inquiry
TETRAMETHYL-1,3-CYCLOBUTANEDIONE TETRAMETHYLCYCLOBUTANE-1,3-DIONE TIMTEC-BB SBB008408 RARECHEM AQ C4 0041 2,2,4,4-TETRAMETHYL-1,3-CYCLOBUTANEDIONE DIMETHYL KETENE DIMER 1,1,3,3-Tetramethylcyclobutanedione 2,2,4,4-Tetramethyl cyclobutane-1,3-dione 2,2,4,4-tetramethyl-3-cyclobutanedione 2,2,4,4-Tetramethylcyclobutanedione Tetramethylcyclobuta-1,3-dione Tetramethyl-1,3-cyclobutanedione, GC 99% 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl- Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene] Dimethylkene dimer Tetramethyl-1,3-cyclobutanedione,99% Tetramethyl-1,3-cyclobutanedione 99% NSC 72172 NSC 46472 [Precursor to DiMethyl Ketene] TetraMethyl-1,3-cyclobutanedione  TETRAMETHYL-1,3-CYCLOBUTANEDIONE, 99%TETRAMETHYL-1,3-CYCLOBUTANEDIONE, 99%TETRAMETHYL-1,3-CYCLOBUTANEDIONE, 99%TETRAMETHYL-1,3-CYCLOBUTANEDIONE, 99% Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene]> 933-52-8 933-53-8 CH34C4O2 Simple 4-Membered Ring Compounds Cyclobutanes & Cyclobutenes Building Blocks C7 to C8 Carbonyl Compounds Organic Building Blocks Ketones Building Blocks C7 to C8 Carbonyl Compounds Chemical Synthesis Organic Building Blocks Organics Cyclobutanes & Cyclobutenes Simple 4-Membered Ring Compounds C7 to C8 Carbonyl Compounds Ketones