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Questions related from Teodoro S Kaufman
Is there any matlab script I can use to convert (at once) multiple nmr files into a single matrix. Alternatively, conversion into a series of shift/intensity files (without needing to open/close...
07 November 2018 10,039 1 View
Have crystallized an organic compound and observed fine needles along with rombic crystals. The literature says that it crystallyzed in the ortho-rhombic crystal system and that when crystallizes...
26 April 2018 1,213 11 View
I need to oxygenate an aromatic methyl ketone, following Dong's procedure (ACIE 2012, 51, 13075). Using 4-methoxy- and 4-bromo-acetophenone [Pd(OAc)2, BTI, DCE, 80ºC], I get good yields of the...
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In a reaction A --> B, is there any difference between the activation energy (Ea) calculated by the use of Arrhenius equation (chemical process carried our at two different temperatures) and...
31 July 2014 212 6 View
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25 November 2013 375 2 View
I need to use a saturated solution of ammonia in Meoh (approx 7M). Is there any alternative to just bubbling ammonia in anhydrous MeOH until saturation (which requires an ammonia cylinder)?
27 February 2013 8,455 9 View
I need some references (preferably recent) about the preparation of 6-nitro salicylaldehyde. I will appreciate your assistance. I know that Riemmer Tiemmannn gives only 3-4% yield; and that a...
15 February 2013 308 7 View