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399221

Sigma-Aldrich

(Methyldiphenylsilyl)acetylene

99%

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About This Item

Linear Formula:
CH3Si(C6H5)2C≡CH
CAS Number:
17156-65-9
Molecular Weight:
222.36
MDL number:
MFCD01321220
UNSPSC Code:
12352100
PubChem Substance ID:
24864796
NACRES:
NA.22

Assay

99%

form

liquid

refractive index

n20/D 1.575 (lit.)

bp

86 °C/0.05 mmHg (lit.)

density

1.01 g/mL at 25 °C (lit.)

SMILES string

C[Si](C#C)(c1ccccc1)c2ccccc2

InChI

1S/C15H14Si/c1-3-16(2,14-10-6-4-7-11-14)15-12-8-5-9-13-15/h1,4-13H,2H3

InChI key

XSXNZQAPLNNSCP-UHFFFAOYSA-N

General description

(Methyldiphenylsilyl)acetylene is an organic building block. Various physical properties (boiling point and density) of (methyldiphenylsilyl)acetylene have been reported.

Application

(Methyldiphenylsilyl)acetylene (diphenylmethylethynylsilane) may be used in the synthesis of diphenylmethylsilyl-substituted isoxazoles, via [2+3] cycloaddition reaction with nitile oxides.

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Yaws CL.
The Yaws Handbook of Physical Properties for Hydrocarbons and Chemicals, 791-791 (2015)
Synthesis and cytotoxicity of silyl-and carbonyl-substituted isoxazoles.
Lukevics E, et al.
Chemistry of Heterocyclic Compounds, 36(10), 1226-1231 (2000)

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