Abu Bakkar Siddique

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Questions related from Abu Bakkar Siddique

Can you please give me any reference or an explanation on the splitting tree (with coupling constant) for glycerol proton NMR?

I am trying to assign my compound by proton NMR where glycerol is one of the starting materials. To assign, I was looking for an appropriate proton NMR explanation (splitting tree with coupling...

07 October 2019 7,020 33 View

How to calculate No. of molecules on the surface of nanoparticles?

I read papers calculating based on weigh loss difference by TGA before and after surface modification. However, I found another paper (doi:10.1016/j.eurpolymj.2006.10.021) can calculate based on...

01 January 1970 4,998 2 View

Structure of the styrene maleic anhydride alternative copolymer

Poly(styrene-alt-maleic anhydride) is produced using a radical polymerization in presence of dicumyl peroxide in cumene. Most of the paper and chemical companies are talking about the end group...

01 January 1970 6,353 6 View

Prediction of boiling point of product based on boing points of reactants?

Sometime TLC and column chromatography becomes hard. So, distillation with/without vacuum could be easy to separate the product from the mixture. The more temperature difference among the...

01 January 1970 6,758 0 View