Combating arthropods with 2-substituted-chroman-4-ones
US4185112A · kind A · utility
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2Claims
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Key dates
| Filing date | Sep 29, 1978 |
| Grant date | Jan 22, 1980 |
| Priority date | — |
| Expiry date | Sep 29, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/96
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Known 2-substituted-chroman-4-ones of the formula ##STR1## wherein R.sup.1 to R.sup.4 each independently is hydrogen, various hydrocarbyl groups, alkoxycarbonyl, carboxyl or aminoalkyl, or PA1 R.sup.2 can also be an amino radical, or PA1 R.sup.1 and R.sup.2 can complete a carbocyclic or heterocyclic ring, and PA1 R.sup.5 to R.sup.8 each independently is hydrogen, halogen hydroxyl, nitro, cyano, carboxyl, various hydrocarbyl or hydrocarbyloxy groups, alkoxycarbonyl, alkylamino or acylamino are effective in combating arthropods, being applied to the arthropods or their habitat such as soil, plants and domesticated animals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.