Mojtaba Taseidifar

4 Questions 7 Answers 0 Followers

Questions related from Mojtaba Taseidifar

How to increase the solubility of ammonium bicarbonate in water around 4M, without make it decomposed into ammonia and carbon dioxide gases?

I use mix-bed ion exchange resins for desalination and regenerate the resins using ammonium bicarbonate (AB). AB in regeneration is required to be with high concentrations to allow high...

11 September 2022 5,515 0 View

How to stop hydrolysis of an acyl chloride in aquous solution?

To make N-acyl cysteine octanoyl chloride surfactant, I have to dissolve cysteine in water/NaOH (to trap formed HCl) which hydrolysis octanoyl chloride. This hydrolysis decreases the surfactant yield.

07 August 2018 3,889 3 View

Which polar aprotic solvent can be used to dissolve cysteine?

In synthesis octanoyl-cysteine surfactant, octanoyl chloride is added dropwise to the solution of cysteine dissolved in water. To synthesis surfactant, cysteine should alkylised from N side, but...

19 December 2017 5,524 8 View

How to break apart cysteine bond with copper or any heavy metal ions in aquous solution

Chelation bond of cysteine with heavy metal ions are pretty strong. How it can be break down in aquous solution without changing cysteine structure

01 January 1970 886 2 View