Bronchospasmolytic phenylethanolamines

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Recombinant or stably-transformed bacterium encoding one or...

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560 39, 560 21, 560138, 260296R, 260329AM, 2603477, 260465D, 260465E, 2603474, 260519, 260559R, 2605705C, 2605706, 424263, 424275, 424280, 424304, 424311, 424317, 424324, A61K 31135, C07C 9122

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active

040727602

ABSTRACT:
Phenylethanolamines of the formula I ##STR1## wherein R is substituted phenyl or optionally substituted furyl, thienyl, or pyridyl, R.sub.5 is hydrogen, lower alkyl, or optionally substituted benzyl, R.sub.4, R.sub.6, R.sub.8, and R.sub.9 each are hydrogen or lower alkyl, R.sub.7 is hydrogen, halogen, or lower alkyl, Q is --CO--or --CH.sub.2 --, and L is hydrogen or lower alkylcarbonyl, and enantiomers, diastereoisomers and salts thereof; also, process for preparing the compounds. Compounds of the invention possess bronchosposmolytic activity.

REFERENCES:
patent: 3574211 (1971-04-01), Keck et al.

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