Chemistry of Heterocyclic Compounds p. 630 - 634 (1983)
Update date:2022-08-04
Topics:
Petrulyanis, L. N.
Veinberg, G. A.
Kononov, L. I.
Dipan, I. V.
Lukevits, E. Ya.
6-Ureido and 6-thioureidopenicillanic acids and 7-ureido- and 7-thioureidodeacetoxycephalosporanic acids were obtained by the reaction of 6-aminopenicillanic acid and 7-aminodeacetoxycephalosporanic acids with tetraisocyanatosilane or tetraisothiocyanatosilane.N-Carbamoyl derivatives of ureido- and thioureidopenicillanic acids were isolated after repeated treatment of 6-ureido- and 6-thioureidopenicillanic acids with the indicated isocyanatosilanes.
View MoreRudong Zhenfeng Yiyang Chemical Co., Ltd.
Contact:0513-84573047
Address:South Fengli Town, Rudong County, Jiangsu Province, China
PINGYUAN SIHUAN PHARMACEUTICAL CO., LTD
Contact:+86-531-55696072
Address:#2766,yinxiu Road, Economic Development Zone, Pingyuan Country, Shandong Province, China.
HUNAN CHEMAPI BIOLOGICAL TECHNOLOGY CO.,LTD.
Contact:+86-186-02659358
Address:1004, building 3, Wanke Jinsemaitianyuan, 498 Guitang Road, Yuhua District, Changsha City, Hunan Province, China
Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd
website:http://www.jlpharms.com
Contact:86-571-86982636
Address:Rm A606, Fuyi Center, jianqiao street
Liaoyang hengye Chemical Co., Ltd.
Contact:86-419-5850866
Address:North Old Xiaoxiao Road,Yantai District, Dengta, Liaoyang, Liaoning, China
Doi:10.1016/j.tet.2013.04.115
(2013)Doi:10.1021/jm400367n
(2013)Doi:10.1016/j.bmc.2013.04.051
(2013)Doi:10.1080/10426507.2012.723768
(2013)Doi:10.1016/S0040-4039(00)61258-3
(1992)Doi:10.1016/0022-328X(92)83357-N
(1992)
