Tetrahedron Letters p. 6199 - 6202 (1991)
Update date:2022-08-11
Topics:
Jacobsen, Mogens Havsteen
Buchardt, Ole
Engdahl, Tom
Holm, Arne
A new one-pot procedure for the preparation of pentafluorophenyl and 3,4-dihydro-4-oxo-1,2,3-benzotriazine-3-yl esters of Nα-9-fluorenylmethyloxycarbonyl amino acids bearing no side chain protecting groups is described. The method gives the desired activated esters in high yield and purity without use of the highly allergenic DCC.
View MoreContact:+31-24-3886056
Address:Binderskampweg 29 Unit 36
Shanghai Send Pharmaceutical Technology Co., Ltd.
website:http://www.shsendpharma.com
Contact:021-58088081, +8613585868794
Address::Room A601, Building 1,NO. 800 Qingdai Road Pudong District Shanghai,China
Shenyang Xingzhenghe Chemical Co., Ltd.
Contact:024-23509232
Address:No. 33, Naner Road, Heping Dist.
Nanyang Tianhua pharmaceutical Co.,Ltd.
Contact:+8618639816203
Address:Longsheng Industrial Park
Meryer (Shanghai) Chemical Technology Co., Ltd.
website:http://www.meryer.com/cn/index/
Contact:+86-755-86170518
Address:Minhang,Shanghai, China
Doi:10.1007/s11164-021-04476-w
(2021)Doi:10.1002/cbic.201300207
(2013)Doi:10.1055/s-0039-1691600
(2020)Doi:10.1016/j.saa.2014.08.109
(2015)Doi:10.1021/ja01481a041
(1961)Doi:10.1063/1.1555277
(2003)