Oxyiminoalkanoic acid derivatives
US6495581B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2000 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | Nov 16, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A compound represented by the formula: wherein R1 is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group; X is a bond, —CO—, —CH(OH)— or a group represented by —NR6— wherein R6 is a hydrogen atom or an optionally substituted alkyl group; n is an integer of 1 to 3; Y is an oxygen atom, a sulfur atom, —SO—, —SO2— or a group represented by —NR7— wherein R7 is a hydrogen atom or an optionally alkyl group; ring A is a benzene ring optionally having additional one to three substituents; p is an integer of 1 to 8; R2 is a hydrogen atom, an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group; q is an integer of 0 to 6; m is 0 or 1; R3 is a hydroxy group, OR8 (R8 is an optionally substituted hydrocarbon group.) or NR9R10 (R9 and R10 are the same or different groups which are selected from a hydrogen atom, an optionally substituted hydrocarbon group, an optionally substituted heterocyclic group or an optionally substituted acyl group or R9 and R10 combine together to form a ring); R4 and R5 are the same or different groups which are selected fro…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.