Heterocycles p. 949 - 954 (1993)
Update date:2022-07-30
Topics:
Katoh, Akira
Ohkanda, Junko
Sato, Hiroshi
Sakamoto, Tsuyosi
Mitsuhashi, Keiryo
3-(Aryl)substituted 2,4(1H,3H)-pteridinediones are synthesized in high yields by addition and simultaneous cyclization of methyl 3-amino-2-pyrazinecarboxylate with isocyanates.The remarcable difference in the reactivity is observed among heterocumulenes.The absorption and fluorescence spectroscopic characteristics of the titled compounds are also discussed.
View MoreBeijing Zhongshuo Pharmaceutical T & D Co.,Ltd
Contact:0086-10-64430626
Address:ea No 16, HEPINGLI,DONGCHENG DISTRICT,BEIJING,P.R.CHINA.
Suzhou Kangrun Pharmaceutical, Inc
Contact:86-512-63912376,63913329
Address:Building 2, No. 2358 ,Chang'an Rd, Wujiang Economic Development Zone Pioneering park, china
VanderArk International Limited
Contact:86-10-82437576
Address:Qing He
Shanghai Run-Biotech Co., Ltd.
website:http://www.run-biotech.com
Contact:+86-21-31576854/57171705 / 57171706
Address:second floor, building 3, No.999, jiangyue Road, minghang District, Shanghai, China
website:http://www.sagechem.com
Contact:+86-571-86818502
Address:Room C1301, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China
Doi:10.1021/ic9906252
(1999)Doi:10.1016/S0957-4166(99)00328-6
(1999)Doi:10.1080/10426509908031623
(1999)Doi:10.1021/jo971880b
(1997)Doi:10.1016/S0003-2670(00)86786-0
(1970)Doi:10.1021/acs.oprd.0c00362
(2020)