Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene]

Purity: >99.0%(GC)

Synonym(s): Dimethyl Ketene Dimer; Tetramethylcyclobutane-1, 3-dione

Formula: C8H12O2 Molecular Weight: 140.18

CAS Number: 933-52-8 MDL Number: MFCD00001331 PubChem CID: 13617

Properties

Shelf life: 1460 days

Solubility: It is soluble in chloroform.

Sensitivity:

Boiling point: 120-122℃/150mm

Melting point: 112-115°C

InChl: InChI=1S/C8H12O2/c1-7(2)5(9)8(3, 4)6(7)10/h1-4H3

Safety Information

Pictograms:

Signal Word: Warning

Hazard Statements: H315; H319; H302

Precautionary Statements: P261; P305+P351+P338; P302+P352

WGK: 3

Storage:

Personal Protective Equipment: Eyeshields， Gloves， type N95 (US)， type P1 (EN143) respirator filter