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   ChemNet > CAS > 74-99-7 Methylacetylene

74-99-7 Methylacetylene

product Name Methylacetylene
CAS No 74-99-7
Synonyms Propyne 96%; Propyne; prop-1-yne; 1-Propyne
Molecular Formula C3H4
Molecular Weight 40.0639
InChI InChI=1/C3H4/c1-3-2/h1H,2H3
EINECS 200-828-4
Molecular Structure 74-99-7 Methylacetylene
Density 0.648g/cm3
Melting point -102.7℃
Refractive index 1.363
Vapour Pressur 4570mmHg at 25°C
Hazard Symbols  F:Flammable;
 Xi:Irritant;
Risk Codes R11:;
R37:;
Safety Description S16:;
S36:;
S38:;
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