36044-40-3
diethyl 2-chloroazulene-1,3-dicarboxylate
+
4440-01-1
苯乙酰锂
→
~45%
63965-64-0
diethyl 4-(2-phenylethynyl)azulene-1,3-dicarboxylate
75628-82-9
diethyl 6-(2-phenylethynyl)azulene-1,3-dicarboxylate