C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/264.7, 71/7.
C07D 237/24 (2006.01) A01H 1/02 (2006.01) A01N 43/58 (2006.01)
Patent
CA 1243316
Gametocidal pyridazinylcarboxylic acid derivatives Abstract of the Disclosure The invention relates to novel pyridazinylcarboxylic acid derivatives of the formula Image (I) wherein R1 is hydrogen, a cation or C1-C6alkyl, Y and Y' are each independently an oxygen or a sulfur atom or a sulfinyl or sulfonyl group, R2 and R3 are each independently a C1-C12alkyl or C1-C12alkenyl group which is substituted by one or more halogen atoms, R4 and R5 are each independently hydrogen, halogen, nitro, cyano, C1-C6alkoxy, or C1-C6alkyl which is unsubstituted or substituted by one or more halogen atoms, and n is 0 or 1. These compounds have gametocidal properties and can be used for influencing generative plant growth and for producing male-sterile plants.
460522
Durr Dieter
Tobler Hans
Fetherstonhaugh & Co.
Novartis Ag
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