Configurational stereoisomer of difethialone, composition and rodenticide bait comprising same, and method for controlling target rodent pests
US10829469B2 · kind B2 · utility
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Key dates
| Filing date | Dec 6, 2016 |
| Grant date | Nov 10, 2020 |
| Priority date | — |
| Expiry date | Dec 6, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/547
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Disclosed is a laevorotatory enantiomer of the configurational stereoisomer of difethialone, named homo-stereoisomer, the formula of which is 3-(4′-bromobiphenyl-4-yl)-1-(4-hydroxythiocoumarin-3-yl)-1,2,3,4-tetrahydronaphthalene, in which carbons 1 and 3 of the 1,2,3,4-tetrahydronaphthalene group have the same absolute configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.