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2-Butyne-1,4-Diol

2-Butyne-1,4-Diol / CAS : 110-65-6

Appearance Transparent liquid UN 2716
HS 29053990 DG Class 6.1
Synonyms But-2-Yne-1,4-Diol; 1,4-Butynediol; 1,4-Dihydroxy-2-Butyne; Bis(Hydroxymethyl)Acetylene; 2-Butynediol; 2-Butin-1,4-Diol; Unii-Axh202Fpqm; 2-Butyn-1,4-Diol; 1,4-Dimethoxyacetylene; 1,4-Butinodiol; Butynediol-1,4
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Properties

Summary

Formula
C4H6O2
Molecular Mass
86.08920
Exact Mass
86.03680
PSA
40.46000
Logp
-1.02560
IUPAC
but-2-yne-1,4-diol
SMILES
C(C#CCO)O

Attribute classification

Matter Classification
organic
Category
Solvent > Organic Solvent
Organic Chemical Materials > Alcohols, Phenols and Ethers

Chemical and Physical Properties

Melting Point
54 °C
Density
1.23 g/cm3
Boiling Point
238 °C
Flash Point
306 °F
Appearance
Transparent liquid
Acidity and Basicity
neutral

Export information

HS Code
29053990
Export Rebate
13%
UN No.
2716
DG-Class
6.1
Risk Code
R21-23/25-34-43-48/22
Safety Label
T,C

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