877651-87-1Relevant academic research and scientific papers
The Mitsunobu reaction in preparing 3-deazapurine carbocyclic nucleosides
Yang, Minmin,Zhou, Jian,Schneller, Stewart W.
, p. 1295 - 1300 (2006)
The coupling reaction of 4-chloro-1H-imidazo[4,5-c]pyridine (6-chloro-3-deazapurine, 3) with several cyclopentyl derivatives under Mitsunubo reaction conditions provides an efficient entry into N-7 and N-9 substituted 3-deazapurine carbocyclic nucleosides
CYCLOPENTENOL NUCLEOSIDE COMPOUNDS, INTERMEDIATES FOR THEIR SYNTHESIS AND METHODS OF TREATING VIRAL INFECTIONS
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Page/Page column 88, (2008/06/13)
The present invention relates to compounds according to the structure (I), Where B is formula (Ia), formula (Ib) or formula (Ic); A is H, OR2 or halogen (F, Cl, Br, I, preferably F or Br, more preferably F); A' is H, OR2 or halogen (F, Cl, Br, I, preferably F or Br, more preferably F); A" is H or OR1, with the proviso that when A' is OR , A is H; and when A is OR2 , A' is H; X is C-R3 or N; Y is C-R3 or N; preferably X or Y is N and X and Y are not both simultaneously N; R3 is H or C1-C3 alkyl; D is H or NHR2; E is absent or H; G is O or NHR2; J is N or C-R4; K is N or C-H; R4 is H, halogen (F, Cl, Br, I), CN, -C(=O)NH2, NH2, NO2, -C=C-H (cis or trans) or -C≡C-H; Ra is H or CH3; Each R1 is independently H, an acyl group, a C1 - C20 alkyl or ether group, a phosphate, diphosphate, triphosphate, phosphodiester group; Each R2 is independently H, an acyl group, a C1 - C20 alkyl or ether group; and Pharmaceutically acceptable salts, solvates or polymorphs thereof.
