Substituted phenoxy and phenylthio picolinaldehydes

Details Substituted phenoxy and phenylthio picolinaldehydes Substituted phenoxy and phenylthio picolinaldehydes

1979-11-29

1981-07-28

Randolph, John D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

424263, 424266, 546270, 546300, C07D21348

Patent

active

042811333

ABSTRACT:
Substituted phenoxy and phenylthio picolinaldehydes are prepared which correspond to the formula: ##STR1## wherein X independently represents alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkylthio of 1 to 4 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms, trifluoromethyl, 3,4-methylenedioxy, chloro, fluoro or bromo; n represents an integer of 0 to 2 and Y represents oxygen or sulfur. These compounds are employed as intermediates in the preparation of compounds which have a high degree of insecticidal activity.

REFERENCES:
patent: 3840547 (1974-10-01), Mendelson
patent: 4018910 (1977-04-01), Winter et al.
patent: 4132784 (1979-01-01), Malhotra
patent: 4163787 (1979-08-01), Malhotra et al.
patent: 4221799 (1980-09-01), Van Heertum et al.
English et al., Principles of Organic Chemistry, pp. 196 to 201, McGraw-Hill Book Co., Inc. 1949, (NY).
Klingsberg, Pyridine and Its Derivatives, Part Four, pp. 123-124, Interscience Publishers, NY, (1964).

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