Item name:
Butynedioic acid
Group:
Other Specialties
CAS Number:
142-45-0
EC Number:
205-536-0
Synonyms:
but-2-ynedioic acid,
Acetylenedicarboxylic acid,
2-Butynedioic acid,
Ipuac Name:
but-2-ynedioic acid
Molecular Formula:
C4H2O4
Molecular Weight:
114.056 g/mol
Boiling Point:
362.4ºC at 760 mmHg
Flash Point:
131ºC
Melting Point:
180-187ºC
Density:
1.699 g/cm3
Hazard Class:
6.1
HS Code:
29171990
RID/ADR:
UN 2811
Risk Statements:
R25; R36/37/38
Signal World:
Danger