+++Thanks_Commander L_1 article from tet lett

[pendyala123]

A novel and efficient route to chiral 2-substituted carbocyclic 5′-N-ethyl-carboxamido-adenosine (C-NECA)
Original Research Article
Tetrahedron Letters, Volume 30, Issue 41, 1989, Pages 5543-5546
Jen Chen, Michael Grim, Caren Rock, Kenneth Chan

DOI:

http://dx.doi.org/10.1016/S0040-4039(01)93795-5

Код: Выделить всё

http://www.sciencedirect.com/science/article/pii/S0040403901937955