Quinazoline derivatives useful for treatment of neoplastic disease
US5457105A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 2, 1994 |
| Grant date | Oct 10, 1995 |
| Priority date | — |
| Expiry date | Aug 2, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D491/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention concerns quinazoline derivatives of the formula I ##STR1## wherein m is 1, 2 or 3 and each R.sup.1 includes hydroxy, amino, carboxy, carbamoyl, ureido, (1-4C)alkoxycarbonyl, N-(1-4C)alkylcarbamoyl, N,N-di-[(1-4C)alkyl]carbamoyl, hydroxyamino, (1-4C)alkoxyamino, (2-4C)alkanoyloxyamino, trifluoromethoxy, (1-4C)alkyl, (1-4C)alkoxy and (1-3C)alkylenedioxy; PA1 n is 1 or 2 and each R.sup.2 includes hydrogen, hydroxy, halogeno, trifluoromethyl, amino, nitro, cyano and (1-4C)alkyl; PA1 or a pharmaceutically-acceptable salt thereof; PA1 processes for their preparation; pharmaceutical compositions containing them; and the use of the receptor tyrosine kinase inhibitory properties of the compounds in the treatment of cancer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.