Archiv der Pharmazie p. 76 - 84 (1981)
Update date:2022-08-03
Topics:
Goerlitzer, Klaus
Weber, Josef
The amides 3 cyclize on heating with polyphosphoric acid (PPA) to yield the title compounds 4, from which the S,S-dioxides 6 are obtained by reaction with H2O2.The synthesis of the thiones 12 and of the thioethers 13 is described.
View MoreJiangxi Huashi Pharmaceutical Co., Ltd
Contact:+86-795-4509628
Address:Ningbo Ave., Fengtian Industrial Park, Fengxin Country, Jiangxi, China.
Shao Xing Empire Import&Export CO.,ltd
Contact:86-575-82127757
Address:11#, Weiwu Road, Shangyu Industrial Park, Hangzhou Bay, Hangzhou, Zhejiang Province, China
Meryer (Shanghai) Chemical Technology Co., Ltd.
website:http://www.meryer.com/cn/index/
Contact:+86-755-86170518
Address:Minhang,Shanghai, China
SHIJIAZHUANG HENRYTE CHEMICALS CO,.LTD(expird)
Contact:+86-311-85208698 311-80837698
Address:NO.166, yuhua west road, SHIJIAZHUANG, China
Contact:+86-25-83719363
Address:106-7 Chunnan Rd, Chunxi Town, Gaochun, Nanjing, China
Doi:10.1016/S0040-4039(00)92271-8
(1991)Doi:10.1055/s-1981-29434
(1981)Doi:10.1039/c7tc05535h
(2018)Doi:10.1021/jo001281w
(2000)Doi:10.1007/BF00953587
(1981)Doi:10.1016/j.jorganchem.2015.05.047
(2015)
