
Tetrahedron Letters p. 3089 - 3092 (1981)
Update date:2022-08-02
Topics:
Yamamoto, Sadao
Kamata, Susumu
Haga, Nobuhiro
Hamashima, Yoshio
Nagata, Wataru
Reaction of penicillin sulfoxides with a tervalent phosphorous compound in the presence of a catalytic amount of squaric acid gave oxazolinoazetidinones, potential intermediates for synthesis of 1-oxacephems, in good yields. 2β-Chloromethyl- and 6α-methox
View MoreWUHU HUAHAI BIOLOGY ENGINEERING CO LTD
Contact:+86-553-3836920
Address:7/F NO.82 LAODONG ROAD WUHU CHINA
Shanghai Rainbow Chemistry Co., Ltd.
Contact:+86-21-64968086-5815/5812
Address:3rd floor, Building 7, 251 Faladi Road, Zhangjiang Hi-Tech Park, Pudong District, Shanghai, P.R. China
Hunan Dinuo Pharmaceutical Co.,Ltd.
Contact:86-731-88280100*8561
Address:Bio-pharmaceutical industrial park, Liuyang, Hunan, China
Chengdu Sino-Strong Pharmaceutical Co.,Ltd.
website:http://www.sino-strong.com.cn
Contact:+86-28-82666753
Address:459 West haike road,Cross-straits technological industry park, Wenjiang district,Chengdu, P.R.China
Hangzhou Mole's Science & Technology Co.,Ltd.(expird)
Contact:+86-571-56880228
Address:15F Guodu development Building, NO.182 Zhaohui Road
Doi:10.1248/cpb.31.2164
(1983)Doi:10.1055/s-0039-1690097
(2019)Doi:10.1021/jm00346a022
(1982)Doi:10.1021/acs.orglett.9b00330
(2019)Doi:10.1080/15421406.2020.1811015
(2020)Doi:10.1248/cpb.29.3130
(1981)