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Total synthesis of 4-(d-alanylamino)-2-amino-2,3,4-trideoxy-dl-threo-pentose (3-deoxy-dl-prumycin)

✍ Scribed by Violetta Constantinou-Kokotou; Elias A. Couladouros; Minas P. Georgiadis; George Kokotos; Taxiarchis M. Georgiadis


Publisher
Elsevier Science
Year
1991
Tongue
English
Weight
726 KB
Volume
222
Category
Article
ISSN
0008-6215

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✦ Synopsis


3-Deoxy-DL-prumycin (1) was synthesized from 2-furanmethanol (2-furfuryl alcohol, 2) in eleven steps in 15% total yield. Michael addition of azide anion to 2,3-dideoxy-oqent-2-enopyranos~ulose (3) and reduction in situ of the adduct afforded the key intermediates 5 and 6. Introduction of a second axido group with inversion of configuration at C-4 afforded intermediates 14 and 17, both of which had a three configuration in regard to C-2 and C-4. Coupling with o-alanine and total deprotection yielded the title compound 1. * This paper is No. 11 in the series Products from Furans. For the previous papers, see ref. 6.


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