81115-53-9Relevant articles and documents
INHIBITORS OF ENCEPHALITIC ALPHAVIRUSES
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Page/Page column 43; 83-84, (2021/03/13)
Compounds of Formula I and Formula II: pharmaceutical compositions containing them, and use of the compounds as active ingredients to treat infection with alphavirus.
BENZO-SEPARATED PYRAZOLOPYRIMIDINES: EXPEDITIOUS SYNTHESES OF - AND -LINKED PYRAZOLOQUINAZOLINONES
Lichtenthaler, Frieder W.,Moser, Alfred
, p. 4397 - 4400 (2007/10/02)
Syntheses for pyrazoloquinazolin-8(7H)-one (8) and its -analog 11 have been developed involving elaboration of aminoindazol-caboxylic acids 15 and 30 from correspondingly substituted methyl-nitroindazols, and subsequent anellation of the pyrimidine ring by v.Niementowski cyclization.