Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

Hotspot


Dive into the research topics where Helmut Hoch is active.

Publication


Featured researches published by Helmut Hoch.


Archive | 1990

Preparation of quinophthalone derivatives

Gerhard Kilpper; Helmut Hoch


Archive | 1989

Process for the preparation of aryl amine of the anthraquinone series

Helmut Hoch; Gerhard Kilpper


Archive | 1993

Process for the preparation of anthraquinone derivatives

Helmut Hoch; Gerhard Kilpper


Archive | 1994

Process for the preparation of anthraquinonamine compounds

Udo Dr Bergmann; Helmut Hoch; Heike Dr Kilburg; Reinhold Dr Kohlhaupt; Matthias Dr Niedenbrueck


Archive | 1990

Method of preparation of quinophthalone derivatives.

Gerhard Kilpper; Helmut Hoch


Archive | 1990

Process for the preparation of 1-Amino-2-carboxy anthroquinones

Reinhard Helwig; Helmut Hoch


Archive | 1990

Process for the preparation of 1-Nitro, 2-carboxy-anthraquinone.

Jochem Henkelmann; Helmut Hoch; Thomas-Michael Dr Kahl; Gerhard Kilpper; Walter Maier


Archive | 1990

Preparation of a blue anthraquinonoid disperse dye of 1,4-naphthoquinone-[2,]-phthalimides

Eberhard Dr Michaelis; Helmut Hoch


Archive | 1990

Process for the preparation of 1-amino-2-carboxyanthraquinones

Reinhard Helwig; Helmut Hoch


Archive | 1989

Preparation of C.I. Vat Blue 16

Reinhard Helwig; Helmut Hoch

Researchain Logo
Decentralizing Knowledge