84553-23-1Relevant articles and documents
Regioselective synthesis of 4-chlorophenols, 10-chloro-7-hydroxy-6H-benzo[c]chromen-6-ones, and 4-chloro-1-hydroxy-9H-fluoren-9-ones based on [3+3] cyclizations of 1,3-bis(silyloxy)-1,3-dienes with 2-chloro-3-silyloxy-2-en-1-ones
Yawer, Mirza Arfan,Hussain, Ibrar,Reim, Stefanie,Ahmed, Zafar,Ullah, Ehsan,Iqbal, Inam,Fischer, Christine,Reinke, Helmut,G?rls, Helmar,Langer, Peter
, p. 12562 - 12575 (2007)
A variety of 4-chlorophenols, 10-chloro-7-hydroxy-6H-benzo[c]chromen-6-ones, and 4-chloro-1-hydroxy-9H-fluoren-9-ones were prepared by formal [3+3] cyclizations of 1,3-bis(silyloxy)-1,3-dienes with 2-chloro-3-(silyloxy)alk-2-en-1-ones.