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2-Butyne-1,4-diol with CAS 110-65-6

what is of  2-Butyne-1,4-diol with CAS 110-65-6?

A butynediol that is but-2-yne substituted by hydroxy groups at positions 1 and 4.

1.Quick details of  2-Butyne-1,4-diol with CAS 110-65-6

CAS No.:1606-85-5
Other Names:2-Butyne-1,4-diol Bis(2-hydroxyethyl) Ether
EINECS No.:216-526-0
Place of Origin:China
Type:Syntheses Material Intermediates
Purity:98% min
Application:lasting leveling agent
Appearance:Clear liquid
Color:Light yellow to orange yellow

2.Description of 2-Butyne-1,4-diol with CAS 110-65-6

Melting point 54 °C
Boiling point 238 °C(lit.)
density 1.2
vapor pressure <0.1 mm Hg ( 55 °C)
refractive index 1.4804
Fp 306 °F
storage temp. Store below +30°C.
solubility 3740g/l
pka 12.72±0.10(Predicted)
form Crystalline Platelets or Flakes
color slightly brown
PH 4-7.5 (100g/l, H2O, 23℃)


2-Butyne-1,4-diol is used to produce butanedioland butenediol, in metal plating andpickling baths, and in making the carbamateherbicide Barban (Carbyne).


200kgs/drum, 16tons/20’container