Preparation of thiazine derivatives

Details Preparation of thiazine derivatives Preparation of thiazine derivatives

1986-01-13

1987-08-18

Jiles, Henry R.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

544 53, C07D27906

Patent

active

046878459

ABSTRACT:
A method for the preparation of a thiazine derivative, having insecticidal properties, of the formula ##STR1## where each R is hydrogen or an appropriate aromatic or aliphatic substituent and X is hydrogen, halogen or lower alkyl, the method comprising reacting together a sulphur donor, a compound of the formula Y.sub.2 C.dbd.CXNO.sub.2 where Y is halogen (preferably chlorine) or another appropriate leaving group and a compound of the formula

REFERENCES:
patent: 3993648 (1976-11-01), Powell
patent: 4061749 (1977-12-01), Powell

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