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Chemindex > 503-17-3 2-Butyne

503-17-3 2-Butyne

Product Name 2-Butyne
Synonyms Dimethylacetylene;but-2-yne
Molecular Formula C4H6
Molecular Weight 54.0904
InChl InChI=1/C4H6/c1-3-4-2/h1-2H3
CAS Registry Number 503-17-3
EINECS 207-962-2
Molecular Structure
Density 0.694g/cm3
Boiling Point 25.6°C at 760 mmHg
Refractive Index 1.393
Vapour Pressur 745mmHg at 25°C
Risk Codes R12##Extremely flammable.||R36/37##Irritating to eyes and respiratory system.:;
Safety Description S16##Keep away from sources of ignition - No smoking.||S23##Do not inhale gas/fumes/vapour/spray.||S29##Do not empty into drains.||S36##Wear suitable protective clothing.||S9##Keep container in a well-ventilated place.:;