Manoj Gaur

6 Questions 12 Answers 0 Followers

Questions related from Manoj Gaur

How do I break benzaldehyde-sodium bisulphite complex?

I extracted benzaldehyde from reaction mass (organic) by sodium bisulphite wash. How to recover benzaldehyde from aqueous solution?

02 February 2015 3,533 4 View

Can someone help with separating SO2 (g) and HCl(g)?

I am already passing the mixture through water but still some HCl remains. I have to use SO2 by removing HCl.

06 June 2014 6,924 5 View

Can someone help me with an HPLC analysis method of sodium/potassium salt of salicylic acid?

I have sodium/potassium salt of substituted salicylic acid. HPLC is not giving me concurrent results. Can someone help me with analysis method for the same.

04 April 2014 2,826 7 View

How to determine free alkalinity of salt of phenol in organic solvent?

I have a potassium salt of phenol (prepared by reacting phenol and KOH) in organic solvent immiscible with water. How can I determine free alkalinity in mixture?

03 March 2014 5,495 3 View

Is it a general phenomenon that mass spectrum of a molecule with two chlorine atoms show M+ value 1amu less?

I have several molecules, each with 2 chlorine atoms and all of them are showing M-1 value in their respective EI spectrum. Checked with NIST library, there too it is same.

10 October 2013 7,912 4 View

Recovery of dimethylacetamide from reaction.

We have dimethylacetamide as solvent in reaction. Does anyone knows a method to remove/ recover (preferred) it from reaction. We can not use water.

03 March 2013 1,684 5 View