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MALEATE SALTS OF (E)-N-{4-[3-CHLORO-4-(2-PYRIDINYLMETHOXY)ANILINO]-3-CYANO-7-ETHOXY-6-QUINOLINYL}-4-(DIMETHYLAMINO)-2-BUTENAMIDE AND CRYSTALLINE FORMS THEREOF

Application US20260092046A1 Kind: A1 Apr 02, 2026

Inventors

Quinhong Lu, Mannching Sherry Ku, Warren Chew, Gloria Cheal, Anthony F. Hadfield, Mahmoud Mirmehrabi

Abstract

The present invention relates to maleate salt forms of (E)-N-{4-[3-chloro-4-(2-pyridinylmethoxy)anilino]-3-cyano-7-ethoxy-6-quinolinyl}-4-(dimethylamino)-2-butenamide, methods of preparing crystalline maleate salt forms, the associated compounds, and pharmaceutical compositions containing the same. The maleate salts are useful in treating cancers, particularly those affected by kinases of the epidermal growth factor receptor family.

CPC Classifications

C07D 401/12 A61K 31/4709 C07C 51/412 C07C 57/145

Filing Date

2025-05-05

Application No.

19199238