Boehringer Mannheim Gmbh

Manfred Hubner

Ruth Heerdt

Felix Helmut Schmidt

Hans Kuhnle

Rudi Weyer

Ernst-Christian Witte

Volker Hitzel

Rainer Haeckel

Michael Oellerich

Max Thiel

Elmar Bosies

Kurt Stach

Manfred Kuhr

Vladimir Hrstka

Walter Aumuller

Phenylacetic acid derivatives of the formula ##STR1## wherein A is an aryl radical optionally substituted by halogen, trifluoromethyl, alkyl, alkoxy, alkenyloxy, alkoxyalkoxy, alkyl-substituted amino or aryloxy, or a heterocyclic ring system optionally substituted by halogen, alkyl or alkoxy,

Hypoglycaemically and hypolipidaemically active derivatives of

A 2-hydrazonopropionic acid derivative of the formula ##STR1## wherein R is an aliphatic hydrocarbon radical, and

Hypoglycaemically active 2-alkyl- or -alkenyl-hydrazono propionic acid

A 2-hydrazono-propionic acid derivative of the formula ##STR1## wherein R.sub.1 and R.sub.2, each independently is hydrogen, halogen, trifluoromethyl, alkyl, hydroxyl, acyloxy or alkoxy or together are methylenedioxy, and

Hypoglycaemically active 2-(phenylalkyl- or -alkenyl

An N-substituted carboxylic acid amide of the formula ##STR1## wherein A is a valency bond or an oxygen or sulphur atom or a methylene, ethylene, vinylene, ethyleneoxa or ethylenethia radical,

Hypoglycaemically and hypolipidaemically effective n-substituted

Indole-carboxylic acid compounds of the formula: ##STR1## wherein R.sub.1 is lower alkyl or alkoxy radical or halogen;

Indole-carboxylic carbon compounds and pharmaceutical compositions

New indole-2-carbaldehyde compounds of the formula ##STR1## wherein R.sub.1 is lower alkyl

Indole-2-carbaldehyde compounds and blood sugar reducing compositions

New indole derivatives of the formula ##STR1## wherein R.sub.1 and R.sub.2, which may be the same or different, are hydrogen or halogen or lower alkyl or, taken together, represent a --CH=CH-CH=CH- bridge, with the proviso that R.sub.1 and R.sub.2 are not both hydrogen, and wherein, when R.sub.2 is halogen or alkyl, R.sub.1 can also be alkoxy; Are outstandingly effective in blood sugar lowering action in mammals.

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Manfred Hubner