1-cycloalkenyltetrazolinones
US5654257A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 15, 1996 |
| Grant date | Aug 5, 1997 |
| Priority date | — |
| Expiry date | Feb 15, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N47/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
1-cycloalkenyltetrazolinone derivatives of the following herbicidal formula ##STR1## R.sup.1 is cycloalkenyl which may optionally be substituted by halogen C.sub.1-4 alkyl, or bicycloalkenyl which may optionally be substituted by halogen or C.sub.1-4 alkyl, and PA1 R.sup.2 and R.sup.3 each independently is alkyl, cycloalkyl, phenyl (optionally substituted by a member selected from the group consisting of nitro, cyano, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy and alkylthio), alkenyl and alkynyl, or PA1 R.sup.2 and R.sup.3 together with the N-atom to which they are bonded form, a 5- or 6-membered heterocyclic ring which may optionally contain a further hetero atom, said heterocyclic ring optionally being benzo-condensed, or a C-.sub.1-4 alkyl, and intermediates therefore of the formula ##STR2##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.