13220-33-2
3-羟基-1-甲基四氢吡咯
+
865886-86-8
5-hydroxy-1-(2-trimethylsilanylethoxymethyl)-1H-indazole-3-carboxylic acid ethyl ester
→
~49%
869782-61-6
5-(oxan-4-yloxy)-1-(2-trimethylsilylethoxymethyl)indazole-3-carboxylic acid