The preparation of flupirtine carboxylate acid addition salts having the following formula (2),
wherein R represents hydrogen or a C
1
-C
6
alkyl group, with the proviso that RCOOH is neither maleic acid nor gluconic acid, is described.
本文描述了制备以下式子(2)的
氟匹利酸盐,其中R代表氢或C1-C6烷基,但RCOOH不是
马来酸或
葡萄糖酸。