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4-Bromo-1-butyne CAS#38771-21-0

4-Bromo-1-butyne CAS#38771-21-0

4-Bromo-1-butyne CAS#38771-21-0
4-Bromo-1-butyne CAS#38771-21-0
Catalog No.:ALS10948

Aolisenchem provides chemical intermediates 4-Bromo-1-butyne CAS#38771-21-0, which can be used as pharmaceutical intermediate.




Specifications of 4-Bromo-1-butyne CAS#38771-21-0

Appearance: Clear colorless to yellow liquid

Purity: 98%

Density: 1.417 g/cm3

Boiling Point: 110ºC

Melting Point: 24°C(75°F)(lit.)

Water: 0.5%


Properties Of 4-Bromo-1-butyne CAS#38771-21-0

Other Names

1-Bromo-3-butyne; 3-Butynyl bromide

CAS Number38771-21-0
Molecular FormulaC4H5Br
Molecular Weight132.99
MDL NumberMFCD10000883

Safety Information Of 4-Bromo-1-butyne CAS#38771-21-0

Signal word: Danger

Hazard statement(s):

H226 Flammable liquid and vapour

H301 Toxic if swallowed

H317 May cause an allergic skin reaction

General advice:

Consult a physician. Show this safety data sheet to the doctor in attendance.

If inhaled:

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.

4-Bromo-1-butyne CAS#38771-21-0

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