Aolisenchem provides chemical intermediates 4-Bromo-1-butyne CAS#38771-21-0, which can be used as pharmaceutical intermediate.
Appearance: Clear colorless to yellow liquid
Density: 1.417 g/cm3
Boiling Point: 110ºC
Melting Point: 24°C(75°F)(lit.)
1-Bromo-3-butyne; 3-Butynyl bromide
Signal word: Danger
H226 Flammable liquid and vapour
H301 Toxic if swallowed
H317 May cause an allergic skin reaction
Consult a physician. Show this safety data sheet to the doctor in attendance.
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact:
Wash off with soap and plenty of water. Consult a physician.
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