An Improved Preparation of 4-Chloro-1 H-indazole

G Meng, T Yang, Y Liu

文献索引：Organic Preparations and Procedures International, , vol. 43, # 4 p. 354 - 359

全文：HTML全文

被引用次数: 1

摘要

... An Improved Preparation of 4-Chloro-1H-indazole. ... Unfortunately, these methods cannot be considered practical for multi-kilogram preparations for the following reasons. ... of THF in vacuo, the residue was extracted with ethyl acetate (50 mL × 3). The organic layers were combined ...