Substituted thieno[3,2-b]pyran-5,7-diones

Details Substituted thieno[3,2-b]pyran-5,7-diones Substituted thieno[3,2-b]pyran-5,7-diones

Filed on

1991-10-15

Date issued

1993-04-13

Examiner

Raymond, Richard L.

Patent Class

Plant protecting and regulating compositions

SubClass

Plant growth regulating compositions

SubSubClass

Organic active compound containing

Other Related Categories

549 50, 514443, 504191, 504166, A01N 4332, A61K 3138, C07D49704

Type

Patent

Status

active

Patent number

052019365

Description

ABSTRACT:
Novel substituted thieno[3,2-b]pyran-5,7-diones of the general formula (I) ##STR1## Processes for their preparation and their use as herbicides and as plant growth regulators and novel intermediates of the formula (VI) ##STR2## (in which R.sup.1, R.sup.2, X, Y and Z have the meaning given in the description).

REFERENCES:
T. Kralt, Recueil, "Anticoagulants," 86, pp. 971-974 (1967).
F. Duus, Tetrahedron," The Influence of Substituents on Preparation and Tautomerism of Open-Chain .beta.-Thioketoesters," 28, pp. 5923-5947 (1972).

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