Facile synthesis and antifungal activity of 3-substituted 4-amino-8-ethoxycarbonylpyrazolo[5,1-c][1,2,4]triazines and pyrazolo[1′,5′:3,4][1,2,4]triazino[5,6-<i>b</i>][1,5]benzodiazepines
作者:Yoshihisa Kurasawa、Megumi Kanoh、Yumiko Kamigaki、Mari Okiyama、Atsushi Takada、Yoshihisa Okamoto
DOI:10.1002/jhet.5570250359
日期:1988.5
with o-phenylenediamine di-hydrochloride provided 9-ethoxycarbonyl-13H-spiro[benzimidazole-2′(3′H),6(5H)-pyrazolo[1,5′:3,4][1,2,4]tri-azino[5,6-b][1,5]benzodiazepine] hydrochloride 11a and 9-ethoxycarbonyl-6-oxo-13H-5,6-dihydropyrazolo-[1′,5′:3,4][1,2,4]triazino[5,6-b][1,5]benzodiazepine 12, respectively. The antifungal activity of the above compounds was described.
吡唑-5-重氮盐3与丙二腈和氰基乙酸乙酯的反应得到了4-氨基-3-氰基-8-乙氧基羰基吡唑并[5,1- c ] [1,2,4]三嗪7和4-氨基-3 ,8-双乙氧基羰基吡唑并[5,1- c ]-[1,2,4]三嗪8,与对氯苯胺盐酸盐反应,得到4-氨基-8-乙氧基羰基-3-(对氯苯基)ami并吡唑并[5,1 - ç ] [1,2,4]三嗪9和4-氨基-8-乙氧羰基-3-(p -氯苯基)轿厢bamoylpyrazolo [5,1- c ^ ] [1,2,4]三嗪10分别。7和的反应8与ö苯二胺二盐酸盐提供-9-乙氧羰基13 ħ -螺[苯并咪唑-2'(3' ħ),6(5 ħ) -吡唑并[1,5':3,4] [1,2, 4]三叠氮[ 5,6- b ] [1,5]苯并二氮杂]盐酸盐11a和9-乙氧基羰基-6-氧代-13 H -5,6-二氢吡唑并-[1',5':3,4] [1,2,4]三嗪[5,6- b