
Journal of the Chemical Society. Perkin transactions I p. 2281 - 2288 (1995)
Update date:2022-07-29
Topics:
Kaiwar, Vijay
Reese, Colin B.
Gray, Emily J.
Neidle, Stephen
2,2-Dichloro-3-(benzyloxymethyl)cyclobutanone 15, which was prepared in 50percent yield by the cycloaddition of dichloroketene to allyl benzyl ether 14, was converted in four steps and in ca. 40percent overall yield into trans-3-(benzyloxymethyl)cyclobutanol 11b.The latter alcohol 11b was coupled under Mitsunobu conditions with 6-(4-chlorophenylsulfanyl)-9H-purine 21b and 6-(4-chlorophenylsulfanyl)-2-(phenylacetamido)-9H-purine 21c to give the 9-cyclobutylpurine derivatives 22 and 24, respectively, in 88 and 60percent yield.The former product 22 was converted in three steps and in 39percent overall yield into 9-
Springchem New Material Technology Co.,Limited
website:http://www.spring-chem.com
Contact:86-21-62885108
Address:602B, Building 1, No. 641, Tianshan Road
Wuhan Chemwish Technology Co., Ltd
website:http://www.chemwish.com/
Contact:+86-27-67849912
Address:Room 1311, Unit 2, Block1, Innovation Road East Lake High-tech Development Zone Wuhan, Hubei,P.R. China
Jintan City Mego Chemical Co., Ltd
Contact:+86-0519-82814387
Address:23# Dengguan Town, Jintan, Jiangsu Province, China
Chengdu King-tiger Pharm-chem. Tech. Co., Ltd
Contact:028-85317716
Address:Tianfu Life Science Park, No. 88 South Keyuan Road, Gaoxin District, Chengdu City, Sichuan Province, PRC.
Shanghai Dano Pharmaceutical Co.,Ld.(expird)
Contact:+86-592-6266840
Address:Building 1 Room 512, 720 Cailun Rd, Zhangjiang High-Tech Park, Shanghai 201203, China
Doi:10.1080/00304949709355236
(1997)Doi:10.1002/anie.200705300
(2008)Doi:10.1021/jm020049a
(2002)Doi:10.1016/j.bmc.2007.11.081
(2008)Doi:10.1021/jo01370a026
(1954)Doi:10.1021/jo01089a001
(1959)