3,9-Divinyl-2,4,8,10-tetraoxaspiro[5.5]undecane

3,9-二乙烯基-2,4,8,10-四氧杂螺[5.5]十一烷

Also known as: 3,9-Divinylspirobis(m-dioxan), 3,9-diethenyl-2,4,8,10-tetraoxaspiro[5.5]undecane, Diallylidene pentaerythritol, Acrolein pentaerythritol bisacetal, Acrolein, cyclic diacetal with pentaerythritol, 2,4,8,10-Tetraoxaspiro[5.5]undecane, 3,9-diethenyl-, 3,9-bis(ethenyl)-2,4,8,10-tetraoxaspiro[5.5]undecane, NSC 7585

3,9-Divinyl-2,4,8,10-tetraoxaspiro[5.5]undecane (CAS 78-19-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H16O4 and a molecular weight of 212.242 g/mol. It is also known as 3,9-Divinylspirobis(m-dioxan), 3,9-diethenyl-2,4,8,10-tetraoxaspiro[5.5]undecane and Diallylidene pentaerythritol. Key properties include a melting point of 43-46 °C(lit.), a boiling point of 284.4±0.0 °C at 760 mmHg, a density of 1.251 and a flash point of 113 ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

78-19-3

Jingsj CID

J-19588-1

Molecular Formula

C₁₁H₁₆O₄

Chinese Name

3,9-二乙烯基-2,4,8,10-四氧杂螺[5.5]十一烷

Molecular Weight

212.242 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026