1,3-Butadiyne cas no:460-12-8

Synonyms: Butadiyne(8CI);Biacetylene;Biethynyl;Diacetylene

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Identification
Chemical Properties
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Safety Data

Identification

Name1,3-Butadiyne
CAS460-12-8
SynonymsButadiyne(8CI);Biacetylene;Biethynyl;Diacetylene
EINECS(EC#)207-303-9
Molecular FormulaC4H2
Molecular Weight50.06

Chemical Properties

Appearancegas
refractive index1.436

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass2.1

Safety Data

Safety

A dangerous explosive. Polymerizes violently above 0°C. Arsenic pentafluoride catalyzes explosive polymerization. Reaction with silver nitrate forms a very explosive friction-sensitive product. When heated to decomposition it emits acrid smoke and fumes.Safety information of Diacetylene (CAS NO.460-12-8):
RIDADR 3161
HazardClass 2.1

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