Tetrahedron p. 1179 - 1182 (1984)
Update date:2022-07-29
Topics:
Vanmaele, L. J.
Clercq, P. J. De
Vandewalle, M.
Halkes, S. J.
Overbeek, W. R. M.
An efficient method for the preparation of crystalline 1α-hydroxy previtamin D3 is described.Also the stereoselective reduction of 1-keto previtamin 9 is discussed; it was observed that with aluminium hydride 7 is the most abundant product.This stands in contrast with previously reported LiAlH4 and NaBH4 mediated reductions.
View MoreHangzhou Neway Chemicals Co., Ltd.
Contact:+86-571-85095566
Address:Room 803, Qinglian Bldg, No 139 Qingchun Road, Hangzhou, Zhejiang China
Shanghai Forever Biotech Co., Ltd.
Contact:+86-21-69734790
Address:Room 5017/5019、5022、5024 of Technology Innovation Centre, No.1155, Gongyuan East Rd, QingPu District, Shanghai China.
ABA Chemicals (Shanghai) Limited
Contact:021- 5115 9199-232
Address:Suite 18D, #201 Ningxia Road,
website:http://www.dulynet.com/
Contact:025-84699383 -8003
Address:Room 503, Building 2, Chuangxinhui, No. 61 Wenjing Road, High-tech Development Zone, Pukou District, Nanjing City, Jiangsu Province Nanjing, Jiangsu
Xuzhou Tianrun Chemical Co.,Ltd
website:http://www.tianrunchem.cn
Contact:86-516-83832636
Address:fuxing road
Doi:10.1039/b305045a
(2003)Doi:10.1002/chem.200500892
(2006)Doi:10.1002/hlca.19950780513
(1995)Doi:10.1039/c8dt04680h
(2019)Doi:10.1016/j.bmc.2017.01.016
(2017)Doi:10.1016/j.tet.2004.11.080
(2005)
