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Merck
CN

81844

Trimethyl(propargyl)silane

technical, ~85% (GC)

Synonym(s):

2-Propynyl-trimethylsilane, 3-(Trimethylsilyl)propyne

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About This Item

Linear Formula:
HC≡CCH2Si(CH3)3
CAS Number:
13361-64-3
Molecular Weight:
112.24
UNSPSC Code:
12352100
Beilstein/REAXYS Number:
2036316
MDL number:
MFCD00042922

Key Documents

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InChI key

ULYLMHUHFUQKOE-UHFFFAOYSA-N

SMILES string

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

InChI

1S/C6H12Si/c1-5-6-7(2,3)4/h1H,6H2,2-4H3

grade

technical

assay

~85% (GC)

contains

~0.5% 2,6-di-tert-butyl-4-methylphenol as stabilizer

impurities

~10% isomeric allenyltrimethylsilane in equilibrium

bp

91-93 °C (lit.)

density

0.753 g/mL at 25 °C (lit.)

shipped in

wet ice

storage temp.

−20°C

Other Notes

Equilibrium with allenyl-trimethylsilane; Starting material for preparing substituted propargyl-silanes; these are used for the Lewis acid-catalyzed introduction of allenyl groups in electrophiles; Selective preparation of (E)- and (Z)-olefins

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

23.0 °F - closed cup

flash_point_c

-5 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

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J. Pornet et al.
Journal of Organometallic Chemistry, 349, 43-43 (1988)
P.M. Esch et al.
Tetrahedron Letters, 29, 367-367 (1988)
J. Slutsky et al.
Journal of the American Chemical Society, 95, 8678-8678 (1973)
A.G. Angoh et al.
Journal of the Chemical Society. Chemical Communications, 534-534 (1985)
H. Hiemstra et al.
The Journal of Organic Chemistry, 50, 4014-4014 (1985)

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