
Tetrahedron Letters p. 5165 - 5168 (1987)
Update date:2022-08-02
Topics:
Colotta, Vittoria
Cecchi, Lucia
Melani, Fabrizio
Palazzino, Giovanna
Filacchioni, Guido
The correct synthesis of the title compounds 1a-b and 2a-b is described.The claimed synthesis of 2a from 2-methyl-3-chromonecarbonitrile is shown not to lead to 2a, as previously reported but to 1,4-dihydro-1-phenyl-3-methyl<1>benzopyrano<3,4-d>pyrazole-4
View MoreHangzhou GreenCo Science & Technology Co., Ltd.
Contact:86-571-88257303
Address:1713 Room,Jingui Building,Gudun Road,Xihu District,Hangzhou,China
Contact:13813902930 025-52714267
Address:20 Fengji Road, Yuhua Economic Development Zone, Nanjing, Jiangsu, P. R. China
Contact:+86-574-87065746
Address:10th Floor, No.787 Baizhang East Road,
Changzhou Litong Chemical Co., Ltd.
website:http://www.litonchem.com/
Contact:+86-519-86301238
Address:Laoba Rd, Hutang town Changzhou Jiangsu
Changzhou Ansciep Chemical Co.,Ltd.
Contact:+86 519 8630 5871
Address:A-710 Boan International, 8 East Guangdian Road,Wujin,Changzhou
Doi:10.1002/cjoc.202100472
(2021)Doi:10.1021/jo01045a050
(1963)Doi:10.1007/BF00957260
(1987)Doi:10.1002/ejic.200701252
(2008)Doi:10.1021/ol9004799
(2009)Doi:10.1002/chem.200802384
(2009)