
Tetrahedron Letters p. 6757 - 6760 (1998)
Update date:2022-08-03
Topics:
Harrowven, David C.
Newman, Nicola A.
Knight, Carly A.
7-(3,4-Dimethoxyphenyl) 6-methylindeno[5,6-d][1,3]dioxol-5-one 2 has been reported as a neo-lignan isolated from the fruits of Virola sebifera. However, physical and spectroscopic data obtained from two synthetic samples of 2 do not match those quoted in the isolation paper. Data obtained from an isomer, 3-(benzo[1,3]dioxol-5-yl)-5,6-dimethoxy-2-methylinden-1-one 10, are in closer agreement but the 13C NMR spectrum reveals many inconsistencies.
View MoreChongqing Yawei Fine Chemical Co.,Ltd
Contact:0086-23-62849407
Address:Ziyou village, Nanquan town, Banan district, Chongqing China
NanJing KaiHeng Chemical CO., LTD.
Contact:+86-25-85768391
Address:RM.1704, D, WANDA PLAZA, NO.110, MIDDLE JIANGDONG ROAD, NANJING, CHINA
Chemsigma International Co.,Ltd.
website:http://www.chemsigma.com
Contact:86-025-58748998
Address:Rm.705, 15th Building,Rd.Xinke II
website:https://sdylchemical.com/
Contact:+86--13256654883
Address:Jinan Shandong
Xi’an Gaoyuan Bio-Chem Co.,Ltd.
Contact:+86-29-65692259
Address:R11702, Block B, Greenland Soho, 1st Zhangba Rd, Xi'an Hi-tech Zone, Xi'an, Shaanxi, China. 710065
Doi:10.1016/S0040-4039(98)00210-X
(1998)Doi:10.1007/BF00945645
()Doi:10.1021/jo981858y
(1999)Doi:10.1021/ja00956a051
(1966)Doi:10.1021/ja01213a504
(1946)Doi:10.1021/ja00817a027
(1974)