ChemNet > CAS > 142-45-0 Acetylenedicarboxylic acid

142-45-0 Acetylenedicarboxylic acid

product Name	Acetylenedicarboxylic acid
CAS No	142-45-0
Synonyms	Butynedioic acid; Acetaylenedicarboxylic Acid; but-2-ynedioic acid; potassium 3-carboxyprop-2-ynoate; but-2-ynedioate
Molecular Formula	C₄O₄
Molecular Weight	112.0415
InChI	InChI=1/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8)/p-2
EINECS	205-536-0
Molecular Structure
Melting point	180-187℃
Boiling point	362.4°C at 760 mmHg
Flash point	187.2°C
Water solubility	soluble
Vapour Pressur	3.08E-06mmHg at 25°C
Hazard Symbols	T:Toxic; Xi:Irritant;
Risk Codes	R25:; R36/37/38:;
Safety Description	S26:; S37/39:; S45:;
MSDS	Material Safety Data Sheet

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