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تحميل الدليل التدريبي

أسئلة شائعة


 

Publications and Patents:

 1.       Pharmaceutically Active Macrocycles G. Hoefle and U. Karama, et al, United Kingdom Patent Application GB 2367553, 2002.

 2.       Synthesis of Epothilone Derivative and Degradation of Epothilone, G. Hoefle and U. Karama, European Patent EP 01104448.4, 2002.

 3.       Synthesis of Epothilone 16, 17-Alkyne Analogs by Replacement of the C13-C15(O)-Ring Segment of Natural Epothilone G. Hoefle and U. Karama, European Journal of Organic Chemistry, 2003, 1042-1049.

 4.       Semisynthesis and degradation of the tubulin inhibitor epothilone and tubulysin, U. Karama and G. Hoefle et al, Pure and Applied Chemistry, 2003, 167-178.

 5-       Stereoselective Synthesis of (E)-α-Bromo-α,β-unsaturated esters. Usama Karama. Journal of Saudi Chemical Society, 2003, 157-160.

 6.       Chemistry of Bioactive Compounds from Microorganisms, G. Hoefle and U. Karama, et al, Scientific Annual Report 2000, 101-104.

 7.       Chemistry of Bioactive Compounds from Microorganisms, G. Hoefle and U. Karama, et al, Scientific Annual Report 2001, 102-105.

 8.       Synthesis of Trisubstituted Double Bonds by Tandem Halogenation-Wittig Olefination, Usama Karama, Journal of Saudi Chemical Society, 2004, 8, 155-158.

 9.       Higly Diastereoselective Markovnikov Hydration of 3,4-Dialkoxy-2-alkenes via a Hydroboration-Oxidation Process, M. Jung, U. Karama. Tetrahedron Letters, 1999, 45, 7907-7910.

 10.     Conversion of Homoallylic Alcohol with Alkene Protection to the corresponding Methyl Ketones, M. Jung, U. Karama, R. Marquez. Journal of Organic Chemistry, 1999, 64, 663-665.

 11.     Methane Emission from Livestock, E. Malt, U Karama, H. Khalaf. Egyptian Journal of Nutrition and Feeds, 1999, 2, 839-845.

 12.     Identification of Constituents from Organs of Egyptian Mummies, H. Khalaf, U. Karama, A. Hollerbach, M. Techner. Naturwissenschaften 1995, 82, 474-476.

 13.     Synthesis of Homobenzoctamine and Homomaprotiline, U. Karama, H. Hoffmann Chemische Berichte (European Journal of Organic Chemistry), 1992, 125, 2809-2812.

 14.     Synthesis of 9,10-Dihydro-9,10-propanoanthracene-12-ones Substituted at Bridgehead, H.Hoffmann, U. Karama Chemische Berichte (European Journal of Organic Chemistry), 1992, 125, 2803-2807.

 Papers and presentation at conferences and seminars:

 *        Novel Side Chain modified Epothilone, Algaue, Germany, 2001

 *        Tedanolide as novel anti-cancer reagent, Las Angeles, U.S.A., 1998.

 *        Mummies and Computers, science seminar, Hannover, Germany, 1996.

 *        Hazardousness of Dioxine, Ecology study seminar, Sehnde, Germany. 1993.

 *        Antidepressant Compounds, Annual Conference of Chemistry Department, Hannover, Germany, 1991.

 

 
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