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Archive | 1983

Process for the preparation of alpha-substituted beta-dicarbonyl-, beta-cyanocarbonyl- and beta-dicyano compounds

Walter Dr. Gramlich; Klaus Halbritter; Gerd Dr. Heilen


Archive | 1980

Process for the preparation of alpha-methyl-substituted carbonyl compounds

Gerd Dr. Heilen; Klaus Halbritter; Walter Dr. Gramlich


Archive | 1983

Preparation of pyridines or pyrroles from α,ω-dinitriles

Walter Dipl Chem Dr Rebafka; Gerd Dr. Heilen; Klaus Halbritter; Wolfgang Dipl Ing Franzischka


Archive | 1980

Preparation of α-methylsubstituted carbonyl compounds

Gerd Dr. Heilen; Klaus Halbritter; Walter Dr. Gramlich


Archive | 1982

PROCESS FOR THE PREPARATION OF ARALIPHATIC ALDEHYDES AND/OR AMINES

Walter Dr. Gramlich; Gerd Dr. Heilen; Hans Jochen Dr. Mercker; Hardo Siegel


Archive | 1985

Preparation of alpha-substituted β-dicarbonyl, β-cyano-carbonyl and β-dicyano compounds

Walter Dr. Gramlich; Klaus Halbritter; Gerd Dr. Heilen


Archive | 1987

Preparation of α-substituted β-dicarbonyl and β-cyanocarbonyl compounds

Walter Dr. Gramlich; Klaus Halbritter; Gerd Dr. Heilen


Archive | 1986

METHOD FOR THE PREPARATION OF 3-FORMYL-5,6-DIHYDRO-2H-PYRAN

Heinz Eckhardt; Klaus Halbritter; Norbert Goetz; Gerd Dr. Heilen


Archive | 1985

Preparation of 3-formyl-5,6-dihydro-2H-pyran

Heinz Eckhardt; Klaus Halbritter; Norbert Goetz; Gerd Dr. Heilen


Archive | 1982

Process for the preparation of pyridines or pyrroles from alpha, omega-dinitriles

Walter Dipl Chem Dr Rebafka; Gerd Dr. Heilen; Klaus Dipl Chem Dr Halbritter; Wolfgang Dipl Ing Franzischka

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