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NITROIMIDAZOLES VII [I]. SYNTHESES, ANTIBACTERIAL AND ANTIFUNGAL ACT I V I T I E S OF 4 - S U B S T I T U T E D - 2 - TWIAZOLYLHYDRAZONES

Reaction of readily available 2-formyl -1-methyl-5-nitroimidazole (1) with 4-substituted-2-hydrazinothiazoles (2) afforded 2-formyl-l-methyl-5- nitroimidazole 4-substituted -2- thiazolylhydrazones (3). Reaction of thiochromitn-4-one (4) with thiosemicarbazide gave thiochroman-4- one thiosemicarbazone (5). Reaction of compound 5 with clc- haloaldehyde or ketones y ielded thiochroman--#-one ...

U N I -f O K U S

• BioGeoChemie des Watts Auf Beschluss der Deutschen Forschungsgemeinschaft wird an der Universität Oldenburg für die Dauer von sechs Jahren eine Forschergruppe "BioGeoChemie des Watts" eingerichtet. In den ersten drei Jahren erhält die Gruppe fast sechs Millionen DM Förderung. Der Antrag wurde federführend vom Institut für Chemie und Biologie des Meeres (ICBM) vorbereitet. Beteiligt sind außer...

U N I V E R S I T

Boyd Hits 50 S , Ten U I Students

Mt. Etna Erupts CATANIA I~ Explosive Ml. Etna which the ancients called the Forge 01 Vulcan. thundered Thursday in increasing eruption. Two blood-red rivers 01 molten rock poured almost a mile dow~ the mountainside. Some of Europe's most famous vul· canologists who came to watch said Iherc was no imminent danger to the lourist-crowded seafront towns 10 to 12 miles away at the root of the volcan...

Anomalous U(1)s in type I string vacua

Ignatios Antoniadis Theory Division, CERN CH 1211 Geneva 23, Switzerland E-mail: [email protected] Elias Kiritsis Laboratoire de Physique Théorique de l’Ecole Normale Supérieure 24 rue Lhomond, Paris, Cedex 05, F-75231, FRANCE and Department of Physics, University of Crete, and FO.R.T.H. 71003 Heraklion, Greece E-mail: [email protected] John Rizos Department of Physics, University of ...