How to prepare calcium thioglycolate trihydrate assay 99%?

Dear sir , we want make calcium thioglycolate trihydrate , but we are getting only 95% only how to make 99%

10 November 2017 3,567 0 View

PREPARATION OF BENZONITRILE

, I want prepare benzonitrile from benzaldehyde in presence of hydroxylamine hydrochloride we are getting more impurities which method good for this is type of reactions.

05 June 2017 8,742 0 View

How to purify p-amino tert butyl benzamide ?

11 December 2016 8,802 4 View

Mebeverin retro synthesis?

Can anyone provide retro synthesis of mebeverin?

05 June 2016 6,909 3 View

Synthesis of calciumthioglycolate from 80% of thioglycolic acid?

How to prepare calciumthioglycolte from 80% thioglycolic acid, we are preparing aqueous media its coming clear solution please give any suggustion. which solvent is suitable for this reaction.

03 April 2016 1,002 3 View

Preparation of calcium thioglycolate?

03 April 2016 4,303 2 View

How to learn chemical technology transfer?

I want to learn to chemical technology transfer in process r&d and chemical calculations?

03 April 2016 9,859 3 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View

Any Homemade Organic Synthesis Practices?

Hi everyone, I am a teacher of Heterocycles Synthesis, Is there a home practice that you recommend for undergraduate students? A simulator would also be useful Due to the pandemic, students...

18 February 2021 2,769 4 View

What is the right way to conjugate two acids?

How to conjugate two acids with amine linker?

18 February 2021 4,083 2 View

Mixture neutralization after Boc deprotection ?

I am performing a Boc-deprotection with HCl in organic solvent (dioxane or Ethylacetate) but would like to isolate the free amine. Several problems: - Neutralizing with inorganic base as NEt3...

18 February 2021 3,366 3 View

How to predict the reaction pathway for electro organic synthesis?

Can anyone recommend some any software/models available that can predict substance reactivities and the reaction yield under a specific set of reaction conditions process and proposing pathways to...

17 February 2021 2,383 3 View

Has anyone encountered any problems with abm good microRNA primers for quantification of mature miRNAs?

I've been trying to quantitate mature microRNAs in 293T cells with and without 'X'. 2ug of total RNA (isolated by Trizol method) is converted to cDNA using All-in one microRNA cDNA synthesis kit...

17 February 2021 8,986 2 View

How to measure acetic anhydride solution with 18M sulfuric acid?

I am doing research on the synthesis of paracetamol. I am preparing acetic anhydride solution with a few drops a sulfuric acid and wish to measure the pH of this solution. However my pH meter...

14 February 2021 8,699 3 View

What is the role of ether solvent (such as THF) in Sonogashira coupling?

Can Amine (such as Et3N) be used as solvent as well as base for the Sonogashira Coupling? How to decide the amount of solvent to be used in any reaction? Does the amount of solvent affect the...

14 February 2021 4,018 3 View

Best synthesis method for large scale silver nanoparticle synthesis with high yield?.Best post processing steps after nanoparticle synthesis?

I have chemically synthesized silver nanoparticle to combat microbes on wound site. I have used many methods of synthesis, but I found minimal field of silver NP product.I am getting whitish...

11 February 2021 4,964 13 View