Vara Prasad Rebaka

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Questions related from Vara Prasad Rebaka

How to measure concentration of h2s in petrochemicals in laboratory?

which method is suitable to measure the amount of h2s present in petrochemicals like diesel and also in high polar solvents like DMF,DMSO in laboratory?

16 August 2022 519 0 View

Forming different number of oligomeric units when reacted again?

I am synthesizing a compound using di-aldehyde with a tetra hydroxy moeity(2:1 eq respectively) to form di-acetal, and a free aldehyde group on each side. Im getting oligomeric compounds with...

29 December 2021 5,328 2 View

Is it possible to synthesize a single unit of chalcone when a dialdehyde compound reacts with diketone compound?

ii need to synthesize a chalcone and acetal compounds from a dialdehyde- diketone and dialdehyde-bis(diols). it always forms a oligomer with 4-7 average units. is it possible to just stop it at...

13 December 2021 9,764 9 View

How to remove excess starting material Pyrenecarboxyaldehyde?

i am performing a reaction using pyrenecarboxyaldehyde and aromatic amine to format a schiff base. i used etanol/Acetic acid reflux as the reaction conditions. product formed starting materials...

29 December 2020 7,746 9 View