3-(Trimethylsilyl)propiolaldehyde diethyl acetal

3-三甲基硅炔醛二乙缩醛

Also known as: (3,3-Diethoxy-1-propyn-1-yl)trimethylsilane, (3,3-diethoxyprop-1-yn-1-yl)trimethylsilane, 1,1-diethoxy-3-trimethylsilyl-2-propyne, 3,3-diethoxy-1-trimethylsilyl-1-propyne, 3,3-diethoxyprop-1-ynyl(trimethyl)silane, Trimethylsilylpropynal diethyl acetal, Silane, (3,3-diethoxy-1-propyn-1-yl)trimethyl-

3-(Trimethylsilyl)propiolaldehyde diethyl acetal (CAS 87219-80-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H20O2Si and a molecular weight of 200.35000 g/mol. It is also known as (3,3-Diethoxy-1-propyn-1-yl)trimethylsilane, (3,3-diethoxyprop-1-yn-1-yl)trimethylsilane and 1,1-diethoxy-3-trimethylsilyl-2-propyne. Key properties include a boiling point of 170-172ºC, a density of 0.887g/cm3 and a flash point of 39.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

87219-80-5

Jingsj CID

J-636-5

Molecular Formula

C₁₀H₂₀O₂Si

Chinese Name

3-三甲基硅炔醛二乙缩醛

Molecular Weight

200.35000 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026