There is described the mono salt of 6-methylamino-4-oxo-10-propyl-4H-pyrano(3,2-g)quinoline- 2,8-dicarboxylic acid with a strongly basic cation.
There is also described an aqueous solution of 6-methyl- amino-4-oxo-10-propyl-4H- pyrano(3,2--g)quinoline-2,8-dicarboxylic acid the solution being at a pH of from 4 to 8.
The salts and solutions are useful as pharmaceuticals, e.g. in the treatment of allergies.
6- 甲基
氨基-4-氧代-10-丙基-
4H-吡喃(3,2-g)
喹啉-2,8-二
羧酸的单盐具有强碱性阳离子。
还描述了一种 6-甲基-
氨基-4-氧代-10-丙基-
4H-吡喃并(3,2-g)
喹啉-2,8-二
甲酸的
水溶液,该溶液的 pH 值为 4 至 8。
这些盐和溶液可用作药物,例如治疗过敏症。