Network


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

Hotspot


Dive into the research topics where Hans Dr Knupfer is active.

Publication


Featured researches published by Hans Dr Knupfer.


Archive | 1974

Process for the preparation of unsaturated amino compounds

Rudolf Dr. Braden; Hans Dr Knupfer; Heinz Ziemann


Archive | 1979

Process for the preparation of 1,2,3-triazoles substituted in the 2-position

Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer


Archive | 1972

{60 -Aryl-b-(amino-phenyl)acrylonitriles with an O-dialkyl sulphamidoxy or sulfuric acid semi-ester group

Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer


Archive | 1969

PROCESS FOR THE PRODUCTION OF 3-SUBSTITUTED 7-AMINO-COUMARINS

Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer


Archive | 1974

Process for the preparation of 4,4'-diaminostilbene-2,2'-disulphonic acid

Rudolf Braden; Hans Dr Knupfer


Archive | 1967

7-aryltriazolyl-3-aryl-carbostyrils

Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer; Wolf-Dieter Dr Wirth


Archive | 1966

3-PHENYL 7-AMINO-CARBOSTYRILS AS BRIGHTENING AGENTS

Wolf-Dieter Dr Wirth; Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer; Karl Schonol; Walter Scholermann


Archive | 1974

Verfahren zur herstellung ungesaettigter aromatischer aminoverbindungen

Rudolf Dr. Braden; Sigurd Dr Hartung; Hans Dr Knupfer


Archive | 1978

Verfahren zur herstellung von in 2-stellung substituierten triazolen-1,2,3 A process for the preparation of substituted in the 2-position triazoles-1,2,3

Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer


Archive | 1978

A process for the preparation of substituted in the 2-position triazoles-1,2,3

Hans Dr Knupfer; Carl-Wolfgang Dr Schellhammer

Collaboration


Dive into the Hans Dr Knupfer's collaboration.

Researchain Logo
Decentralizing Knowledge