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US5238937A Pyridaziny or oxodihydropyridazinyl chroman derivatives 失效
吡啶衍生物或氧代二氢吡啶衍生物衍生物

Pyridaziny or oxodihydropyridazinyl chroman derivatives
摘要:
The invention relates to novel chroman derivatives of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8 and R.sup.9 have the meanings given in [Patent claim 1], and which, like their salts, show effects on the cardiovascular system and can be used for the treatment or prophylaxis of cardiac insufficiency, angina pectoris, high blood pressure, incontinence and alopecia.
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