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Questions related from Ahmed Ibrahim
I was preparing anhydrous THF using Na benzophenone as usual. I added more solvent benzophenone, and sodium to a previous pre-distilled batch and mixed them. the color of the solution was blue....
08 September 2023 7,029 0 View
I am working on a chemical reaction that requires anhydrous conditions, but I currently don't have molecular sieves. Is it possible if I use silica powder (after activation) to absorb moisture...
04 May 2023 5,143 1 View
I have a chemical reaction which was dissolved in DMF. How can I perform TLC for that reaction before I proceed with the workup and evaporate the DMF?
06 April 2023 5,461 2 View
I performed a chemical reaction, and I went to make TLC for my product. At first, I used ethyl acetate: hexane with different ratios, but no product was identified. However, when I made TLC using...
12 March 2023 1,068 1 View
I was using autodock for covalent docking, and some of my compounds had very high estimated energies (e.g. +110 kcal/mol, etc.). Are these results true, or is there some error with the docking...
20 June 2022 9,420 3 View
I was planning to perform a chemical reaction between a secondary alcohol and 2-bromoethylamine using NaH. Based on the mechanism of the reaction and previous literature, I am supposed to react...
01 January 1970 5,404 0 View
