1,2,4-Triazin-3(2H) ones
US4495185A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1982 |
| Grant date | Jan 22, 1985 |
| Priority date | — |
| Expiry date | Oct 26, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D295/21
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Heterocyclic compounds of the formula ##STR1## wherein either X is --CR.sup.1 R.sup.2 and Y is --O--, --S-- or --NR.sup.3 --, wherein R.sup.1, R.sup.2 and R.sup.3, which may be the same or different, each is hydrogen or alkyl of up to 4 carbon atoms; PA0 or X is --O--, --S-- or --NH-- and Y is --CR.sup.1 R.sup.2 -- wherein R.sup.1 and R.sup.2 have the meanings stated above; PA0 wherein either R.sup.4 is hydrogen, fluoro or chloro, or alkyl, alkenyl, halogenoalkyl, aminoalkyl, hydroxyalkyl, alkoxyalkyl or alkoxy each of up to 6 carbon atoms, and R.sup.5, R.sup.6 and R.sup.7, which may be the same or different, each is hydrogen, fluoro, chloro, bromo or iodo, or alkyl, alkenyl, halogenoalkyl, aminoalkyl, hydroxyalkyl, alkoxyalkyl or alkoxy each of up to 6 carbon atoms, provided that R.sup.4, R.sup.5, R.sup.6 and R.sup.7 are not all hydrogen; PA0 or R.sup.4 is bromo and R.sup.5, R.sup.6 and R.sup.7 have the meanings stated above, provided that R.sup.5, R.sup.6 and R.sup.7 are not all hydrogen; PA0 or R.sup.4 and R.sup.5 together, or R.sup.5 and R.sup.6 together, or R.sup.4 and R.sup.7 together, form the --CH.dbd.CH--CH.dbd.CH-- group and the other two or R.sup.4, R.sup.5, R.sup.6 and …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.