Some new substituted pyrazolo--as-triazines (6a-f, 7a-c) were synthesized by cyclisation of pyrazoline-4,5-dion-4-isothiosemicarbazones (5a-c) and -4-amidinohydrazones (4a-f) in phenol at 180-200 deg C. 3-Ethylmercapto-7-phenyl-pyrazolo--as-
Heinisch, L.
p. 57 - 64
(2007/10/02)
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