144985-85-3Relevant academic research and scientific papers
Synthesis and antiviral activity of novel acyclic nucleosides: Discovery of a cyclopropyl nucleoside with potent inhibitory activity against herpesviruses
Sekiyama, Takaaki,Hatsuya, Satoshi,Tanaka, Yasuhiro,Uchiyama, Mamoru,Ono, Nobukazu,Iwayama, Satoshi,Oikawa, Miki,Suzuki, Katsuya,Okunishi, Masahiko,Tsuji, Takashi
, p. 1284 - 1298 (2007/10/03)
A series of acyclic nucleosides with two hydroxymethyl groups mimicking the 3'- and 5'-hydroxyl groups of the 2'-deoxyribose moiety were prepared and evaluated for their antiherpetic activity. Among those, 9-[[cis-1,2'- bis(hydroxymethyl)cycloprop-1'-yl]methyl]guanine (3) showed extremely potent antiviral activity against herpes simplex virus type-1 (HSV-1) with good selectivity. Both enantiomers of 3 were synthesized starting from chiral epichlorohydrins, and only one of the enantiomers with 1'S,2'R-configuration (3a) exhibited strong antiherpetic activity (IC50 of 0.020 μg/mL against HSV-1 Tomioka vs 0.81 μg/mL for acyclovir). Enantiomer 3a was also more inhibitory than acyclovir against varicella-zoster virus (VZV) but ineffective against human immunodeficiency virus (HIV). Compound 3a is phosphorylated by HSV-1 thymidine kinase (TK) very efficiently. The relationship between conformation and antiherpetic activity in this series of compounds is discussed.
Cyclopropane derivative
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, (2008/06/13)
A cyclopropane derivative of formula (I) STR1 wherein B1 is a purine or pyrimidine residue, R1 and R2 are, independently, hydrogen or a protecting group for hydroxyl and each of k, m and n represents, independently, an int
