ChemicalBook > CAS DataBase List > TETRAMETHYL-1,3-CYCLOBUTANEDIONE

TETRAMETHYL-1,3-CYCLOBUTANEDIONE

Product Name
TETRAMETHYL-1,3-CYCLOBUTANEDIONE
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
Formula Weight
140.18
MOL File
933-52-8.mol
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TETRAMETHYL-1,3-CYCLOBUTANEDIONE Property

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)
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Safety

Safety Statements 
24/25
WGK Germany 
3
RTECS 
GU1775000
TSCA 
Yes
HS Code 
2914290090
Hazardous Substances Data
933-52-8(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
T21008
Product name
Tetramethyl-1,3-cyclobutanedione
Purity
99%
Packaging
5g
Price
$29.04
Updated
2024/03/01
TCI Chemical
Product number
D0258
Product name
Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene]
Purity
>99.0%(GC)
Packaging
5g
Price
$47
Updated
2024/03/01
TCI Chemical
Product number
D0258
Product name
Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene]
Purity
>99.0%(GC)
Packaging
25g
Price
$144
Updated
2024/03/01
Alfa Aesar
Product number
A16297
Product name
Tetramethylcyclobutane-1,3-dione
Purity
99%
Packaging
10g
Price
$41.65
Updated
2024/03/01
Alfa Aesar
Product number
A16297
Product name
Tetramethylcyclobutane-1,3-dione
Purity
99%
Packaging
50g
Price
$137.65
Updated
2024/03/01
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TETRAMETHYL-1,3-CYCLOBUTANEDIONE Chemical Properties,Usage,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.

Synthesis Reference(s)

Canadian Journal of Chemistry, 50, p. 3923, 1972 DOI: 10.1139/v72-619

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

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View Lastest Price from TETRAMETHYL-1,3-CYCLOBUTANEDIONE manufacturers

Zhuozhou Wenxi import and Export Co., Ltd
Product
TETRAMETHYL-1,3-CYCLOBUTANEDIONE 933-52-8
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11
Career Henan Chemical Co
Product
TETRAMETHYL-1,3-CYCLOBUTANEDIONE 933-52-8
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
100KG
Release date
2020-01-08

933-52-8, TETRAMETHYL-1,3-CYCLOBUTANEDIONERelated Search:


  • 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&nbsp
  • 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]&gt
  • 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