Tetrahedron Letters p. 2745 - 2746 (1987)
Update date:2022-08-05
Topics:
Tsuji, Teruji
Itani, Hikaru
Ishitobi, Hiroyuki
Addition reaction of methanol to 7-methylsulfeniminocephem 1β-oxide derivatives (6 and 12) under acidic conditions gave exclusively 7β-amino-7α-methoxycephem 1β-oxides (7) stabilized by the formation of an intramolecular hydrogen bond between the 7β-amino and the oxygen atom at the 1-position.
View MoreTai zhou world Pharm & Chem Co., Ltd
Contact:+86-576-85301198
Address:Rome 1001,wangjiang plaza,unti 2,jinshan east Road linhai,zhejiang,china
Contact:+86-025-85553873
Address:Building 27, NO.699-18 XuanWu Avenue, Nanjing, Jiangsu, P.R.China.
Melone Pharmaceutical Co., ltd
Contact:+86-411 82593920, 82593631
Address:No 232, JInma Roda, Development Zone, Dalian, China
Jinan Trio PharmaTech Co., Ltd
Contact:86-531-88811783；+(0)13153010282
Address:2766 Yingxiu Road, Jinan High-Tech Zone, China
ANHUI CHEM-BRIGHT BIOENGINEERING CO.,LTD
Contact:86-561-4080321
Address:No.8 Lieshan Industrial Zone of Huaibei
Doi:10.1002/anie.200804777
(2009)Doi:10.1039/b817733n
(2009)Doi:10.1002/anie.200805009
(2009)Doi:10.1016/j.polymer.2010.03.048
(2010)Doi:10.1021/ja01155a095
(1951)Doi:10.1016/S0040-4020(01)86785-5
(1987)
