495492

tert-Butyldimethyl(2-propynyloxy)silane

97%

• Synonym(s): (1,1-Dimethylethyl)dimethyl(2-propyn-1-yloxy)silane, 1-(tert-Butyldimethylsilyloxy)-2-propyne, 3-(Dimethyl-tert-butylsiloxy)propyne, 3-(tert-Butyldimethylsilyloxy)-1-propyne, 3-(tert-Butyldimethylsilyloxy)propyne, 3-tert-Butyldimethylsiloxy-1-propyne, Dimethyl(2-Propynyloxy)(tert-butyl)silane
• Linear Formula: (CH₃)₃CSi(CH₃)₂OCH₂C≡CH
• CAS Number: 76782-82-6
• Molecular Weight: 170.32
• MDL number: MFCD01863574
• UNSPSC Code: 12352100
• PubChem Substance ID: 24872978
• NACRES: NA.22

Properties

• Quality Level: 100
• assay: 97%
• refractive index: n20/D 1.429 (lit.)
• bp: 40 °C/8 mmHg (lit.)
• density: 0.84 g/mL at 25 °C (lit.)
• SMILES string: CC(C)(C)[Si](C)(C)OCC#C
• InChI: 1S/C9H18OSi/c1-7-8-10-11(5,6)9(2,3)4/h1H,8H2,2-6H3
• InChI key: ZYDKYFIXEYSNPO-UHFFFAOYSA-N

Description

General description

tert-Butyldimethyl(2-propynyloxy)silane is an aliphatic terminal alkyne.

Application

tert-Butyldimethyl(2-propynyloxy)silane may be used in the synthesis of (R)-2,3-pentadecadien-1-ol and (S)-ethyl 5-(tert-butyldimethylsilyloxy)-2-hydroxy-2-phenylpent-3-ynoate.

Safety Information

• pictograms: GHS02
• signalword: Warning
• hcodes: H226
• pcodes: P210
• Hazard Classifications: Flam. Liq. 3
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 101.8 °F
• flash_point_c: 38.8 °C
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter