Boehringer Ingelheim Gmbh

Diamalt Aktiengesellschaft

Adolf Bauer

Karl-Heinz Weber

Franz J Kuhn

Peter Danneberg

Adolf Langbein

Karl H Weber

Siegfried Maeke

Helmut Wolf

Hubert Vogt

Erich Lehr

Karin Boke

Normann Kaniss

Klaus Minck

4-Amino-3-imidazolin-2-one and (2-methoxy-2-iminoethyl) urea are valuable intermediates for the production of pharmacologically active compounds.

4-amino-3-imidazolin-2-one

4-Amino-3-imidazolin-2-one and (2-methoxy-2-iminoethyl)urea are valuable intermediates for the production of pharmacologically active compounds.

Processes for preparing 4-amino-3-imidazolin-2-one and

Method for producing 4-hydroxyphenylacetic acid where

Method for the production of 4-hydroxyphenylacetic acid

Compounds of the formula ##STR1## wherein R.sub.1 is chlorine, bromine, cyclopropyl or cyclohexyl and non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as tranquilizers, muscle-relaxants and anticonvulsants.

8-Bromo-6-(o-chloro-

A multiple-step process for the preparation of 6-aryl-4H-s-triazolo-[3,4-c]-thieno-[2,3-e]-1,4-diazepines of the formula ##STR1## wherein R.sub.1 is hydrogen, halogen or lower alkyl of 1 to 2 carbon atoms;

Process for preparation of

Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen, chlorine, bromine or alkyl of 1 to 4 carbon atoms;

6-Phenyl-4H-s-triazolo-[3,4c]-thieno-[2,3e]-1,4-diazepines and salts

Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen, fluorine, chlorine, bromine, nitro or trifluoromethyl; and R.sub.2 is hydrogen, alkyl of 1 to 4 carbon atoms or hydroxyalkyl of 1 to 4 carbon atoms; and non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as their salts are useful as tranquilizers, muscle-relaxants and anticonvulsants.

6-Phenyl-8-bromo-4H-s-triazolo-[3,4C]-thieno-[2,3E]-1,4-diazepines and

Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen, halogen or methyl, and

2-(4-Phenyl-4-cyano-n-butyl)-1,2,3,4-tetrahydro-5(H)-pyri

Compounds of the formula ##SPC1## Wherein

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Adolf Bauer