Isochroman derivatives
AssigneeTakeda Chemical Industries, Ltd.
InventorsYoshikazu Oka, Akio Miyake, Norio Tada, Katsumi Itoh
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AssigneeTakeda Chemical Industries, Ltd.
InventorsYoshikazu Oka, Akio Miyake, Norio Tada, Katsumi Itoh
Estimating the term…
New isochroman derivatives which may be represented by general formula [I] ##STR1## wherein R.sup.1 is hydrogen atom, a lower alkoxy group or hydroxyl group and R.sup.2 is a lower alkoxy group or hydroxyl group; R.sup.1 and R.sup.2 may also be, connecting with each other, alkylenedioxy group; R.sup.3 is a hydrogen atom, a lower alkyl or aralkyl group and R.sup.4 is a lower alkyl or aralkyl group; R.sup.3 and R.sup.4 may also be groups which, taken together with the adjacent nitrogen atom, form a cyclic amino group; n means 1 or 2, and pharmacologically acceptable salt thereof have antidepressant, analgesic, diuretic, anti-inflammatory, muscle relaxing, vasodilator, hypotensive and other pharmacologic activities for mammals.
A compound of the formula ##STR57## wherein R.sup.1 ia hydrogen, lower alkoxy or hydroxyl and R.sup.2 is lower alkoxy or hydroxyl of R.sup.1 and R.sup.2 when taken together form alkylenedioxy;
A compound of the formula:
Dependencies are inferred from the claim text.