发明授权
US5610300A Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates 失效
含有双环的碳环核苷,其中的寡核苷酸,其制备方法,用途和中间体

Carbocyclic nucleosides containing bicyclic rings, oligonucleotides
therefrom, process for their preparation, their use and intermediates
摘要:
Compounds of the formulae I and Ia and their racemates ##STR1## in which A is --CH.sub.2 -- or --CH.sub.2 CH.sub.2 --, R.sub.1 is hydrogen or a protective group, R.sub.2 is hydrogen or a protective group or a radical forming a phosphorus-containing nucleotide bridge group and B is a purine or pyrimidine radical or an analogue thereof, can be used as antiviral active ingredients or for the preparation of biologically active oligonucleotides.
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