| abstract |
New 3-substituted as-triazino(5,6-c)quinoline derivatives of the general formula (I) wherein R represents hydrogen, a C1-4 alkyl group, an aralkyl group containing 1 to 4 carbon atoms in the alkyl chain, pyridyl, or a phenyl group optionally substituted with a halogen, nitro, hydroxy or amino group, R1 and R2 each represent hydrogen, or form together a chemical bond ARE PREPARED AS FOLLOWS: 4-CHLORO-3-NITROQUINOLINE IS REACTED WITH A CARBOXYLIC HYDAZIDE OF THE GENERAL FORMULA (II) |