Quratulain Shaikh

2 Questions 2 Answers 0 Followers

Questions related from Quratulain Shaikh

How can I remove DCU (dicyclohexyl urea) by product formed during estrification reaction via (DCC/DMAP) with carboxylic acids?

The problem is with the purification of the single product; I did purify my desired compound by precipitation with toulene because I did synthesize PGG (pent O-galloyl glucose). In NMR it shows...

23 April 2013 4,244 21 View

How could I de-methylate the 3,4,5-trimethoxy in penta-O-galloyl glucose (PGG)?

I have tried it with BBr3 it didn't work, later I used AlCl3 with EtSH (as soft neucleophile) and DCM (as co-solvent) for 9hrs but results showed the decomposition of the compound and later the...

23 May 2012 9,103 3 View