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Dive into the research topics where Siegrist Urs is active.

Publication


Featured researches published by Siegrist Urs.


Archive | 2011

PROCESS FOR PREPARATION OF TRIAZINONE DERIVATIVES

Siegrist Urs; Szczepanski Henry Dr


Archive | 2000

Process for preparing aqueous nicotine aldehyde

Siegrist Urs; Szczepanski Henry Dr


Archive | 2000

Process for preparing 4,5-dihydro-1,2,4-triazin-3(2H)-ones

Siegrist Urs; Szczepanski Henry Dr


Archive | 1998

Fremgangsmåde til fremstilling af vandig nicotinaldehyd

Szczepanski Henry Dr; Siegrist Urs


Archive | 1998

Verfahren zur Herstellung von 6-Alkyl-4-(pyridin-3-yl-methylenamino)-4,5-dihydro-1,2,4-triazin-3(2H)-one

Pitterna Thomas Dr; Siegrist Urs; Szczepanski Henry Dr


Archive | 1997

PROCEDIMIENTO PARA LA FABRICACION DE NICOTINALDEHIDO ACUOSO.

Siegrist Urs; Szczepanski Henry Dr


Archive | 1997

Verfahren zur Herstellung wässriger Nicotinaldehyde

Siegrist Urs; Szczepanski Henry Dr


Archive | 1995

PROCEDIMIENTO PARA LA FABRICACION DE BENZOLSULFONAMIDAS.

Meyer Willy; Siegrist Urs


Archive | 1995

VERFAHREN ZUR HERSTELLUNG VON BENZOLSULFONAMIDEN.

Meyer Willy; Siegrist Urs


Archive | 1995

Fremgangsmåde til fremstilling af benzensulfonamider

Meyer Willy; Siegrist Urs

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