4-(tert-Butyldimethylsilyloxy)-1-butyne

4-(叔丁基二甲基硅氧基)-1-丁炔

Also known as: tert-butyl(but-3-yn-1-yloxy)dimethylsilane, (But-3-yn-1-yloxy)(tert-butyl)dimethylsilane, (but-3-ynyloxy)(tert-butyl)dimethylsilane, 1-(tert-butyldimethylsilyloxy)but-3-yne, 1-(t-butyldimethylsiloxy)-3-butyne, 1-(t-butyldimethylsilyloxy)-3-butyne, 4-(T-BUTYLDIMETHYLSILOXY)BUTYNE, 4-(T-butyldimethylsiloxy)butyne, 4-(TERT-BUTYLDIMETHYLSILOXY)BUTYNE, 4-(TERT-BUTYLDIMETHYLSILYLOXY)-1-BUTYNE, 4-(t-Butyldimethylsilyloxy)-1-butyne, 4-(tert-Butyldimethylsilyloxy)-1-butyne, MFCD03427046, SALOR-INT L308641-1EA, TBDMS ether of homopropargylic alcohol, tert-butyl-but-3-ynoxy-dimethylsilane

4-(tert-Butyldimethylsilyloxy)-1-butyne (CAS 78592-82-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H20OSi and a molecular weight of 184.35100 g/mol. It is also known as tert-butyl(but-3-yn-1-yloxy)dimethylsilane, (But-3-yn-1-yloxy)(tert-butyl)dimethylsilane and (but-3-ynyloxy)(tert-butyl)dimethylsilane. Key properties include a boiling point of 70-74ºC10 mm Hg(lit.), a density of 0.893 g/mL at 25ºC(lit.) and a flash point of 137 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
78592-82-2
Jingsj CID
J-14873-3
Molecular Formula
C10H20OSi
Chinese Name
4-(叔丁基二甲基硅氧基)-1-丁炔
Molecular Weight
184.35100 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point70-74ºC10 mm Hg(lit.)
Density0.893 g/mL at 25ºC(lit.)
Flash Point137 °F

Frequently Asked Questions

What is the CAS number of 4-(tert-Butyldimethylsilyloxy)-1-butyne?

The CAS number of 4-(tert-Butyldimethylsilyloxy)-1-butyne is 78592-82-2.

What are the molecular formula and molecular weight of 4-(tert-Butyldimethylsilyloxy)-1-butyne?

4-(tert-Butyldimethylsilyloxy)-1-butyne has molecular formula C10H20OSi and molecular weight 184.35100 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-(tert-Butyldimethylsilyloxy)-1-butyne (CAS 78592-82-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14873-3 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.