Biaryl-pyridoquinazolinone derivatives as anti-cancer agents
US5914327A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1997 |
| Grant date | Jun 22, 1999 |
| Priority date | — |
| Expiry date | Nov 6, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention provides a compound having the formula: ##STR1## wherein: (A) n=2-4; PA1 (B) R.sub.1 and R.sub.2 are the same or different and selected from the group consisting of H, (C.sub.1 -C.sub.3)alkyl, --CH.sub.2 CH.sub.2 OH, --CH.sub.2 CH.sub.2 NH.sub.2, and --CH.sub.2 CH.sub.2 N(CH.sub.3).sub.2 or R.sub.1 and R.sub.2 are alkyl moieties which may taken together to form a 4- to 7-membered ring; PA1 (C) R.sub.3 is selected from H, --CH.sub.3, --CH.sub.2 CH.sub.3, --CH.sub.2 CH.sub.2 NH.sub.2 ; PA1 (D) X is located at the 2-, or 3-position and is selected from the group consisting of 2-naphthyl, 1-naphthyl, 1-phenanthrenyl, 2-phenanthrenyl, 3-phenanthrenyl, 4-phenanthrenyl, 9-phenanthrenyl, phenyl, and mono- or polysubstituted phenyl wherein the substituents are selected from the group consisting of --OR.sub.4, --NR.sub.5 R.sub.6, (C.sub.1 -C.sub.3) alkyl, --CF.sub.3, F, Cl, Br, I, --NO.sub.2, --CN, --SO.sub.3 H, --SO.sub.2 NR.sub.5 R.sub.6, --CO.sub.2 H, --CO.sub.2 R.sub.4, and phenyl; PA2 R.sub.4 is H or (C.sub.1 -C.sub.4)alkyl; PA2 R.sub.5 and R.sub.6 are the same or different and are selected from H, or (C.sub.1 -C.sub.4)alkyl, or R.sub.5 and R.sub.6 are alkyl groups which …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.