6-Sulfenamide, 6-sulfinamide and 6-sulfonamide purines, purine nucleosides, purine nucleotides and 3 and 7 deaza and 8 aza derivatives thereof of structure: ##STR1## wherein Z is H or --NH.sub.2 ; X is --S--NH.sub.2, ##STR2## T is C--H, G is N and Q is N; or T is C--H, G is N and Q is C--H; or T is N, G is N and Q is C--H; or T is C--H, G is C--H and Q is N; Y is H or an .alpha.-pentofuranose or .beta.-pentofuranose of the formula: ##STR3## wherein R.sub.1 and R.sub.2 independently are H, OH, --O-acyl or ##STR4## or together R.sub.1 and R.sub.2 are ##STR5## and R.sub.3 and R.sub.4 are H or one of R.sub.3 or R.sub.4 is OH and the other is H; provided that when Y is H, Z is --NH.sub.2 ; and acceptable salt thereof are prepared and are useful as antitumor agents or they are intermediates for compounds which are antitumor agents. The compounds are used to treat an affected warm blooded host by serving as the active ingredients of suitable pharmaceutical compositions.
6-磺酰胺、6-亚磺酰胺和6-磺酰胺
嘌呤、
嘌呤核苷、
嘌呤核苷酸以及其3和7去氮和8氮衍
生物的结构式如下:##STR1## 其中Z为H或--NH.sub.2;X为--S--NH.sub.2,##STR2## T为C--H,G为N,Q为N;或T为C--H,G为N,Q为C--H;或T为N,G为N,Q为C--H;或T为C--H,G为C--H,Q为N;Y为H或式子:##STR3## 其中R.sub.1和R.sub.2独立地为H,OH,--O-酰基或##STR4## 或者R.sub.1和R.sub.2一起为##STR5## 而R.sub.3和R.sub.4为H或R.sub.3或R.sub.4之一为OH,另一个为H;只要Y为H,Z就为--NH.sub.2;其可接受的盐被制备出来,可作为抗肿瘤剂使用,或作为抗肿瘤剂的化合物的中间体。这些化合物用作适合的制药组合物的活性成分,用于治疗受影响的温血动物宿主。