Chemistry of Natural Compounds p. 176 - 178 (1981)
Update date:2022-08-04
Topics:
Mikhano, S. D.
Kulachkina, N. S.
Filippova, T. M.
Suchkova, I. G.
Berezovskii, V. M.
(+-)-Biotin has been synthesized from a mixture of cis- and allo-trisubstituted dehydrothiophanes by a scheme providing for the easy elimination of the accompanying allo-substituted thiophane in the form of an intermediate and not as the final isomeric allo-biotin.The imidazoline ring of biotin is formed from a dialkoxycarbonyldiaminothiophane under the conditions of partial hydrolysis of one of the protective groups with the elimination of phosgene from the scheme of synthesis.
View MoreNINGBO YINZHOU PRECISE COLOR CO.,LTD.
Contact:86-574-88139809 86-574-83033159
Address:Qiming Road,Yinzhou,Ningbo,China
Jiangsu Zhenfang Chemical CO.,LTD.(Suzhou Zhenfang Chemical Factory)
Contact:+86-512-69598882
Address:Room1201, Jiayuan Road No.1018, Xiangcheng District, Suzhou, China
Jiangsu Cale New Material Co.ltd
Contact:+86-515-88334667/88203550
Address:Zhongshan 3rd Road, Coastal Chemical Industry Park, Yancheng, Jiangsu, China
Contact:+86-633-8332928
Address:No.1,Huanghai Yilu.Rizhao,Shandong
Jiangsu King Road New Materials Co., Ltd.
website:http://www.jskingroad.com
Contact:0519-85720726 0519-85720721 15006126856
Address:No.1,Weihua Road,Xinbei District,Changzhou City,Jiangsu Province
Doi:10.1016/S0020-1693(03)00475-4
(2003)Doi:10.1002/asia.201100913
(2012)Doi:10.1002/ejoc.201101670
(2012)Doi:10.1016/S0040-4020(01)82331-0
(1991)Doi:10.1016/j.apcata.2013.11.002
(2014)Doi:10.1021/ma300090a
(2012)
