I want to know about Selective separation of secondary amine from a mixture of primary and tertiary amine of long chain carbon atoms having high boiling points (boiling point range is 200 to 280oC
How to determine the stability of Radiolabeled APIs?
01 February 2018 9,942 0 View
I want to immobilize Nitrile hydatase which is in isolated form to convert Nitrile to Amide.
02 March 2017 6,434 7 View
I am looking a practical method of biocatalytic oxidation of octanol to octanoic acid, so I want some practical biocatalysis methods which will be efficient for large scale synthesis as well.
10 November 2015 501 2 View
The reaction carried out in aqueous condition, after completion of the reaction diluting the reaction mass with water, and also tried with basic work up, but crucial is that there is a base...
04 May 2015 8,084 3 View
We are busy in oxidation of a long chain aliphatic alcohol to acid by H2O2 with catalytic quantity of Na2WO4. 2H2O and PTC (Tricaprylmethylammonium chloride), but we could not see...
04 May 2015 3,094 5 View
We have required a chemical ‘N-formyl-N-methylformamide’ for a specific API . We haven’t found any supplier who can supply this chemical to us in our region. Can anyone inform the name of supplier...
09 October 2014 746 3 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
I tried four trials of the same Copper Phosphides sample in Alkaline medium ( 0.5M KOH) with Hg/HgO reference electrode and Pt as counter electrode. I used 0.001 V/s scan rate for first three...
10 August 2024 3,629 1 View
How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...
10 August 2024 942 3 View
Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...
09 August 2024 5,444 7 View
How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?
09 August 2024 3,291 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Global ‘Weather’ has stopped, as ‘aqua thermionic instituted by the ‘Global thermo atmospherics has instituted global thermodynamics of 120º C + and thus all waters are, or have boiled into a...
06 August 2024 8,716 0 View
Please can anyone support with the survey questions based on RQ measures and propose how to do it in FMCG industry and include as well the role of brand equity Thanks
06 August 2024 949 0 View
How to design VN primer to attach with universal reverse primer
05 August 2024 2,116 3 View