Preparation of hydrazones, dihydrothiadiazoles and triazinones

Details Preparation of hydrazones, dihydrothiadiazoles and triazinones Preparation of hydrazones, dihydrothiadiazoles and triazinones

1992-10-02

1995-08-29

Gupta, Yogendra N.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

544182, 546268, 546280, 546332, C07D41704

Patent

active

054461634

ABSTRACT:
Processes for preparing pyridyl-substituted hydrazoles, dihydrothiadiazones or aminotriazinones by reaction of iminopyridines preformed in situ or otherwise with hydrazides or carbazides, or their sulfur counterparts, or with aminotriazinones.

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Farooq et al., "The Phototransformation of a Bis-2,3-diazabutadienyldisulfide to a Aphicidally Active 2,3-Dihydro-1,3,4-thiadiazole", Pestic. Sci., vol. 30, pp. 199-209 (1990).

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