Tetrahedron p. 2217 - 2228 (1996)
Update date:2022-08-17
Topics:
Murugesh
Subburaj
Trivedi
A synthesis of novel pterocarpans (8a-3, 10a-c and 11a-e) and pterocarpenes (7a-d and 9a-c) has been carried out. This method involves the Lewis acid Ti(IV) promoted formal (3 + 2) cycloaddition reaction of 2-alkoxy-1,4-benzoquinones (6a-c) with appropriately substituted 2H-chromenes (1a-b, 2a-b and 5) at -78°C.
View MoreMelone Pharmaceutical Co., ltd
Contact:+86-411 82593920, 82593631
Address:No 232, JInma Roda, Development Zone, Dalian, China
Shanghai Hongbang Medical Technology CO.,. Ltd
Contact:13671516988 /18917636693
Address:Room1, No67 Building, Yongde Road369, Wujing Town, Minhang Districy, Shanghai CIty, China.
QINGDAO TAOSIGN INTERNATIONAL TRADE CO.,LIMITED
Contact:+86-0532-82683616
Address:RM1402, Doublestar Seacoase 7#, No. 5 Guizhou Road, Qingdao, Shandong, China
Jinan Decheng Hemu Medical Technology Co.,Ltd.
Contact:+86-531-68650525
Address:NO.554 Zhengfeng Road High-new Technology Development Zone
Shijiazhuang Haotian Chemical Co., Ltd.
Contact:86-311-85044374
Address:293 Donggang Road
Doi:10.1016/S0960-894X(01)00353-5
(2001)Doi:10.1021/acs.chemrestox.9b00038
(2019)Doi:10.1016/S0040-4039(00)00445-7
(2000)Doi:10.1002/zaac.200300209
(2003)Doi:10.14233/ajchem.2013.15681
(2013)Doi:10.1002/cctc.202000010
(2020)