Chemistry Letters p. 185 - 188 (1981)
Update date:2022-08-02
Topics:
Okawara, Tadashi
Noguchi, Yoshihide
Matsuda, Takashi
Furukawa, Mitsuro
Inter- and intramolecular N-alkylation of α-halocarboxamides and dihalocarboxamides in the presence of solid phase transfer catalyst led to the corresponding piperazine-2,5-diones (2) and lactams (4) in the yields of 64-88 and 63-99 percent, respectively.A one-pot synthesis of β-lactams (7) from α-methyl-α,β-dibromopropionyl chloride (5) and α-amino acid using phase transfer catalyst was also successfully achieved.
View MoreContact:+86-0512-69209969
Address:Room 317,Lushan Road,Suzhou New District,Jiangsu Province,China.
SHAANXI TOP PHARM CHEMICAL CO.LTD
Contact:+86-029-85733403
Address:No.108 ,west sector,south er huan,xi'an,china
Shanghai Sinofluoro Scientific Co., Ltd
Contact:+86-21-64279360
Address:Room 1006,Building 3,#58 East Xinjian Road, Shanghai ,201100,China,
Contact:+86-27-67841589
Address:Add: 999 Gaoxin Road, Donghu New Technology Development Zone, Wuhan City, Hubei, China
WUXI HONOR SHINE CHEMICAL CO.,LTD
Contact:+86-510-83593312
Address:No.1699 Huishan avenue,Huishan district,Wuxi ,Jiangsu,China,214177.(Wuxi Huishan Ecomonic Develop Zone )
Doi:10.1002/hlca.19550380629
(1955)Doi:10.1007/BF00960137
(1987)Doi:10.1039/b406680d
(2004)Doi:10.1039/b405545d
(2004)Doi:10.1002/ardp.19813140308
(1981)Doi:10.1021/jo00806a003
(1971)