Preparation of arthropodicidal ozadiazines

Details Preparation of arthropodicidal ozadiazines Preparation of arthropodicidal ozadiazines

1998-10-02

2000-01-25

Raymond, Richard L.

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

Organic compounds

Carboxylic acid esters

560 28, 560 29, 560 53, 562488, C07C 6314, C07C 6978

Patent

active

060180714

ABSTRACT:
A method for making arthropodicidal oxadiazines and intermediates which are racemic or enantiomerically enriched at their chiral center, the method for making the oxadiazines comprising reaction of an intermediate selected from ##STR1## wherein: R.sup.1 is F, Cl, or C.sub.1 -C.sub.3 fluoroalkoxy,

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Masui et al, New Methods and Reagents in Organic Synthesis. 75., Tetrahedron Letters, vol. 29, No. 23, 2835-2838, 1988 Oxford GB.
Padwa et al., Involvement of Enol Tautomers in the Photoisomerization of 3-Substituted Isochromanones, Journal of the American Chemical Society, vol. 98, No. 18, 5581-5590, Dec. 1975.
T. Girija et al., Synthetic Investigations on Illudinine: a new synthesis of methyl 8-methoxy-2,2-dimethyl-7-oxo-1,2,3,5,6,7,-hexahydro-s-indacene-4-carboxyla te, Journal of the Chemical Society, No. 6, 1467-1471, Jun. 1991.
Schulze, W., Chemical Abstract, Abstract No. 112:179779, with the reaction involving 126280-47-5 and 110-91-8 as searched in CASREACT(1989).

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