4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal

4-O-乙酰基-3,6-二-O-(叔丁基二甲基甲硅烷基)-D-半乳醛

Also known as: 4-O-acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal, 3-O-acetyl-2,6-anhydro-1,4-bis-O-[tert-butyl(dimethyl)silyl]-5-deoxy-D-arabino-hex-5-enitol, D-arabino-Hex-5-enitol, 2,6-anhydro-5-deoxy-1,4-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, acetate (9CI), [(2R,3S,4R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[[tert-butyl(dimethyl)silyl]oxymethyl]-3,4-dihydro-2H-pyran-3-yl] acetate, MFCD01863633

4-O-Acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal (CAS 163381-38-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H40O5Si2 and a molecular weight of 416.70000 g/mol. It is also known as 4-O-acetyl-3,6-di-O-(tert-butyldimethylsilyl)-D-galactal, 3-O-acetyl-2,6-anhydro-1,4-bis-O-[tert-butyl(dimethyl)silyl]-5-deoxy-D-arabino-hex-5-enitol and D-arabino-Hex-5-enitol, 2,6-anhydro-5-deoxy-1,4-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, acetate (9CI). Key properties include a melting point of 56-59ºC(lit.), a boiling point of 403ºC at 760mmHg, a density of 0.97g/cm3 and a flash point of 164.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

163381-38-2

Jingsj CID

J-1110-3

Molecular Formula

C₂₀H₄₀O₅Si₂

Chinese Name

4-O-乙酰基-3,6-二-O-(叔丁基二甲基甲硅烷基)-D-半乳醛

Molecular Weight

416.70000 g/mol

Category

Aliphatic Hydrocarbons

Last updated

8/21/2026