Buten-3-yne, C4H4 Organic Gas

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CAS NO 689-97-4
UN NO 1065
EINECS NO 211-713-3
Molecular weight 52.07
Appearance

A gas having a smell similar to acetylene

Melting point -118 ℃
Boiling point5℃
Density 0.71g/cm³
DOT Class 2.1
Labelflammable Gas

 

Category:

Vinyl acetylene is an organic compound that is produced by dimerization of pretreated acetylene in the presence of cuprous chloride and ammonium chloride hydrochloric acid solutions.

Application

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It is a highly needed industrial alkyne compound, mainly used in the production of neoprene rubber and adhesives such as methanol gum.

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Used to prepare divinyl ether and methyl vinyl (methyl) ketone based polymers.

Reference

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