In the prepn. of indoles (I) by decarboxylation of the corresp. indole-2-carboxylic acid (II), (II) is treated with HCOOH. Pref., (II) is treated with HCOOH contg. 0-50 vol. % water and heated 1-10, pref. 2-4 hrs. at 20-107, pref. 80-107 deg. C.
申请公布号
AU6479794(A)
申请公布日期
1995.01.05
申请号
AU19940064797
申请日期
1994.06.17
申请人
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
