Irrum Mushtaq

3 Questions 10 Answers 0 Followers

Questions related from Irrum Mushtaq

How do I perform coupling of aromatic diamine with tosylated PEG?

I want to attach PEG chain with my aromatic amine which is not nucleophillic enough. I've tosylated the PEG to make it a good leaving group. Iv tried it with different bases like triethylamine,...

13 July 2015 9,395 7 View

How can DMSO be removed from water soluble product?

If synthesized the material in DMSO. My product is water labile makes strong emulsion with water. How can I remove DMSO from the product?

06 June 2015 454 10 View

How EDC byproduct urea can be separated?

I am synthesizing an amide linkage using EDC and HOBt. Byproducts are soluble in water but my product also goes into the water. How I can remove the byproducts?

05 May 2015 292 2 View