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495239

Sigma-Aldrich

[(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane

98%

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About This Item

Linear Formula:
HC≡CC(CH3)2OSi(CH3)3
CAS Number:
17869-77-1
Molecular Weight:
156.30
EC Number:
241-823-7
MDL number:
MFCD00053867
UNSPSC Code:
12352100
PubChem Substance ID:
24872960
NACRES:
NA.22

Assay

98%

refractive index

n20/D 1.404 (lit.)

bp

115-116 °C (lit.)

density

0.806 g/mL at 25 °C (lit.)

SMILES string

CC(C)(O[Si](C)(C)C)C#C

InChI

1S/C8H16OSi/c1-7-8(2,3)9-10(4,5)6/h1H,2-6H3

InChI key

JNRUXZIXAXHXTN-UHFFFAOYSA-N

General description

[(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane is also known as trimethyl[(2-methyl-3-butyn-2-yl)oxy]silane. Its enthalpy of vaporization at boiling point has been reported.

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Statements

H225

Hazard Classifications

Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

68.0 °F

Flash Point(C)

20 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SHBC2524V
08207KS
08427CS

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Yaws CL.
Thermophysical Properties of Chemicals and Hydrocarbons, 560-560 (2014)

Articles

Functionalized Alkynes

Alkynes contain a highly versatile functional group that may be utilized for numerous reactions such as electrophilic additions of hydrogen, halogens, hydrogen halides, or water; metathesis; hydroboration; oxidative cleavage; C–C coupling; and cycloadditions

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