2-THIOALKYLPYRIDINES AND THIENO[2,3-B]PYRIDINES AS ANTIDOTES OF HERBICIDE 2,4-DICHLOROPHENOXYACETIC ACID WITH HORMONAL EFFECT
FIELD: organic chemistry, agriculture. ^ SUBSTANCE: invention describes 2-thioalkylpyridines of the formula (I) ^ ^ and thieno[2,3-b]pyridines of the formula (IIa, b) ^ ^ wherein in (IIa) R means NHC4H3Cl2(2,4) and in (IIb) R means C6H4Br(4) that exhibit antidote activity with respect to herbicide 2...
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Zusammenfassung: | FIELD: organic chemistry, agriculture. ^ SUBSTANCE: invention describes 2-thioalkylpyridines of the formula (I) ^ ^ and thieno[2,3-b]pyridines of the formula (IIa, b) ^ ^ wherein in (IIa) R means NHC4H3Cl2(2,4) and in (IIb) R means C6H4Br(4) that exhibit antidote activity with respect to herbicide 2,4-dichlorophenoxyacetic acid with hormonal effect in sunflower seedlings. Invention provides preparing compounds used in agriculture with the aim for protection of agricultural crops against negative effect of herbicides. ^ EFFECT: valuable agricultural properties of compounds. ^ 1 tbl, 4 ex |
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