Helvetica Chimica Acta p. 1923 - 1926 (1986)
Update date:2022-07-29
Topics:
Oppolzer, Wolfgang
Moretti, Robert
Successive treatment of chiral esters 1 with LiN(i-Pr)2/Me3SiCl and di(tert-butyl) azodicarboxylate/TiCl4/Ti(i-PrO)4 gave N,N'-di<(tert-butoxy)carbonyl>hydrazino esters 9 which on deacylation, hydrogenolysis, transesterification, and acidic hydrolysis furnished (2S)-α-amino acids 6 in high enantiomeric purity with efficient recovery of the auxiliary alcohol 7.
View MoreShanghai PuYi Chem-Tech Co.,Ltd.
Contact:+86-21-57687505-227
Address:3 Floor, Building 11, No 201 MinYi Road, Songjiang District, Shanghai 201612, China
Tianjin Anda North Industrial & Business Co.Ltd.
Contact:86-22-24999306
Address:No.11 Erwei Road,Dongli Development Area,Tianjin,China
Kunming Biohome Technology Co. Ltd.
website:http://www.biohometech.com/
Contact:86-871-67428869
Address:kunming
website:http://www.cartoonchem.com/
Contact:+86-25-58074918
Address:Room 2109, RuiHua Business Center,315 South ZhongShan Road, Nanjing 210001, China
Chongqing maohuan Chemicals Co., Ltd
website:http://www.bschem.com
Contact:+86 13996103726
Address:Chongqing Nan'an District Tu Town
Doi:10.1080/00498254.2018.1448949
(2018)Doi:10.1007/BF00953337
(1986)Doi:10.1246/bcsj.73.2139
(2000)Doi:10.1055/s-0028-1083203
(2008)Doi:10.1055/s-0028-1083521
(2008)Doi:10.1039/c39940000913
(1994)