Intermediate in the production of adrenergic blocking agents

Details Intermediate in the production of adrenergic blocking agents Intermediate in the production of adrenergic blocking agents

1979-09-06

1981-01-27

Tovar, Jose

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

544393, 544394, 2603409R, 26034857, 260456R, 560264, 560266, 562430, 562452, 562472, 562607, 564 93, 568644, 568649, 568651, 424250, A61K 31495, C07D29508

Patent

active

042477107

ABSTRACT:
There are disclosed compounds of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of lower alkyl; R.sub.8 is selected from the group consisting of --O--(CH.sub.2).sub.n --wherein n is 2 to 20, ##STR2## R.sub.6 is selected from the group consisting of hydrogen or lower alkoxy, and ##STR3## wherein R.sub.1 is selected from the group consisting of lower alkyl; R.sub.8 is selected from the group consisting of --O--(CH.sub.2).sub.n --wherein n is 2 to 20, ##STR4## and R.sub.6 is selected from the group consisting of hydrogen or lower alkoxy and racemates thereof.
There are also disclosed processes and intermediate utilized to produce the end products.
The end products have utility as agents exhibiting both .alpha. and selective .beta. adrenergic blocking action.

REFERENCES:
patent: 4016179 (1977-04-01), Fujimoto et al.
patent: 4150235 (1979-04-01), Cragoe et al.
patent: 4178460 (1979-12-01), Berkelhammer et al.

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