207795-41-3
→
~78%
31555-04-1
ethyl 4-hydroxybut-2-ynoate
50-00-0
甲醛
+
623-47-2
丙炔酸乙酯
~25%
541-41-3
氯甲酸乙酯
107-19-7
2-丙炔-1-醇
~21%
31555-03-0
ethyl 4-(tetrahydro-2H-pyran-2-yloxy)but-2-ynoate
3516-65-2
3-(4-methoxyphenyl)-2H-furan-5-one
76480-93-8
ethyl 4-fluorobut-2-ynoate
65527-85-7
ethyl 4-hydroxy-3-methylbut-2-enoate