AU Patent

AU661533B2 — Quinazoline derivatives

Assigned to AstraZeneca AB · Expires 1995-07-27 · 31y expired

What this patent protects

The invention concerns quinazoline derivatives of the formula I <CHEM> wherein m is 1, 2 or 3 and each R<1> includes hydroxy, amino, carboxy, carbamoyl, ureido, (1-4C)alkoxycarbonyl, N-(1-4C)alkylcarbamoyl, N,N-di-[(1-4C)alkyl]carbamoyl, hydroxyamino, (1-4C)alkoxyamin…

USPTO Abstract

The invention concerns quinazoline derivatives of the formula I <CHEM> wherein m is 1, 2 or 3 and each R<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; n is 1 or 2 and each R<2> includes hydrogen, hydroxy, halogeno, trifluoromethyl, amino, nitro, cyano and (1-4C)alkyl; or a pharmaceutically-acceptable salt thereof; 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.

Drugs covered by this patent

Patent Metadata

Patent number
AU661533B2
Jurisdiction
AU
Classification
—
Expires
1995-07-27
Drug substance claim
No
Drug product claim
No
Assignee
AstraZeneca AB
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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