Tetrahedron p. 6347 - 6362 (1999)
Update date:2022-08-04
Topics:
O'Donnell, Martin J.
Delgado, Francisca
Pottorf, Richard S.
Wang-resin bound derivatives of glycine Schiff base esters are alkylated in the presence of quaternary ammonium salts derived from cinchonidine or cinchonine using phosphazene bases to give either enantiomer of the product α-amino acid derivatives in 51-89% ee.
View MoreContact:86-21-50966856
Address:Building 5,300 Chuanzhan Road,Pudong New District,Shanghai
Contact:+86-574- 87178138; 87297407
Address:No. 809, Liudingxingzuo, cangsong road, Ningbo, China
PharmaResources(Kaiyuan)CO,.Ltd
Contact:+86-21-50720028
Address:No.3, Beihuan Road, Economic Development District, Kaiyuan City, Tieling City, Liaoning Province, China 112300
Chongqing Changfeng Chemical Co., Ltd.
website:http://www.changfengchem.com
Contact:+86-23-67896333
Address:30th Floor, Longhu Ziduxingzuo Building A, 1st Branch,YuSong Rd., Yubei District, Chongqing, China
Jinzhou Jiutai Pharmaceutical Co.,Ltd
Contact:+86-0416-5179890
Address:No.41, Taianli, Taihe District, Jinzhou, Liaoning
Doi:10.1016/0040-4020(78)88160-5
(1978)Doi:10.1016/S0022-328X(00)82941-1
(1981)Doi:10.3987/COM-05-S(K)73
(2005)Doi:10.1002/cmdc.201800397
(2018)Doi:10.1016/S0031-9422(00)89551-5
(1994)Doi:10.1021/jo00420a003
(1978)
