1,2,3,4-Tetramethyl-1,2,3,4-cyclobutanetetracarboxylic Dianhydride

1,2,3,4-四甲基-1,2,3,4-环丁烷四羧酸二酐

Also known as: 1,2,3,4-TETRAMETHYL-1,2,3,4-CYCLOBUTANETETRACARBOXYLIC DIANHYDRIDE, 1,2,3,4-Tetramethylcyclobutan-1,2,3,4-tetracarbonsaeure-dianhydrid, 1,2,3,4-Tetramethylcyclobutane-1,2,3,4-tetracarboxylic acid dianhydride, 3a,3b,6a,6b-tetramethyltetrahydrocyclobuta[1,2-c:3,4-c']difuran-1,3,4,6-tetrone, 3a,3b,6a,6b-Tetramethyltetrahydrofuro[3',4':3,4]cyclobuta[1,2-c]furan-1,3,4,6-tetrone, Cyclobuta[1,2-c:3,4-c']difuran-1,3,4,6-tetrone, tetrahydro-3a,3b,6a,6b-tetramethyl-

1,2,3,4-Tetramethyl-1,2,3,4-cyclobutanetetracarboxylic Dianhydride (CAS 64198-16-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12O6 and a molecular weight of 252.220 g/mol. It is also known as 1,2,3,4-TETRAMETHYL-1,2,3,4-CYCLOBUTANETETRACARBOXYLIC DIANHYDRIDE, 1,2,3,4-Tetramethylcyclobutan-1,2,3,4-tetracarbonsaeure-dianhydrid and 1,2,3,4-Tetramethylcyclobutane-1,2,3,4-tetracarboxylic acid dianhydride. Key properties include a melting point of 380°C(lit.), a boiling point of 419.4±45.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 189.9±28.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

64198-16-9

Jingsj CID

J-904578-3

Molecular Formula

C₁₂H₁₂O₆

Chinese Name

1,2,3,4-四甲基-1,2,3,4-环丁烷四羧酸二酐

Molecular Weight

252.220 g/mol

Category

Organic Acids

Last updated

8/21/2026