590-93-2结构式
2-butynoic acid
2-Butynoic acid; 1-Propynecarboxylic acid; 3-Methylpropiolic acid; NSC 174116; Tetrolic acid (8CI); but-2-ynoic acid; but-2-ynoate
209-695-7
C4H3O2
83.066
74-78℃
203°C at 760 mmHg
0.117mmHg at 25°C
90.9°C
