Can someone advise on K-NH2 interactions?

Nagapradeep N. @Nagapradeep_N

07 July 2013 1 7K Report

Seeking reference where potassium and amino group interactions (like in crown ethers, calixarenes) were mentioned.

Anthony Fitzpatrick

Http://onlinelibrary.wiley.com/doi/10.1002/anie.199724521/abstract

http://pubs.acs.org/doi/abs/10.1021/ja049013t

http://pubs.acs.org/doi/abs/10.1021/ol051603o

Badges
Science method

Similar topics
Methodology
Crystallography

More Nagapradeep N.'s questions See All

Request for a sample of NSERC grant application?

While I am looking for academic positions in Canada, they are constantly asking for a research proposal in NSERC format. I never had an experience of making a proposal in that format. Hence, I...

11 December 2019 4,029 2 View

Does anyone have a "tried and true" method for cleaning the thermal residue from NaH2PO2?

Whenever I pyrolyzed NaH2PO2, I am facing difficulties in cleaning the white left over residue (may be phosphates) in the tube. So, I am looking for any effective cleaning protocols to get rid of...

11 December 2019 969 7 View

Does anyone have a "tried and true" method for making MoS2 quantum dots?

Most of the literature reports that I came across are vague, especially the separation process. So, I am looking for the tried and true protocols which can yield

10 November 2019 8,698 2 View

What are the thermal degradation products of 6-mercaptopurine?

I am looking for the thermal degradation pathway and products of 6-mercaptopurine (Temp.: 200-1000 Celsius, Inert atmosphere). Any relevant reading suggestions are also much appreciated. Thanks.

03 April 2019 8,728 3 View

Does anyone have a "tried and true" method for solubilizing Guanine in ionic liquids?

I would like to dissolve (even partly) guanine in ionic liquids. Any relevant reading suggestions are also much appreciated. Thanks.

02 March 2019 3,817 3 View

Are the amino groups in nucleobases diazotizable?

I am interested to know the reactivity of -NH2 groups of nucleobases (e.g. adenine, guanine, cytosine etc) in diazotization reactions. Any relevant reading suggestions are also much...

01 February 2019 9,844 4 View

Which nucleobase has reversible redox activity?

I am looking for a nucleobase (utmost its derivative) which shows reversible redox activity. I went through some of the literature and found out that the redox features of nucleobases are very...

31 December 2018 4,879 3 View

Does anyone have a "tried and true" method for solubilizing WO3?

From literature, I found that WO3 can be solubilized in hot NH4OH. But, I am unable to find the relevant amounts and conditions. As I want to avoid HF, any relevant reading suggestions are also...

10 November 2018 8,028 2 View

What are the metal chlorides that react with water?

I am looking for the metal chlorides (preferably corrosive oxidants) that aggressively react with water to give HCl. Some of the examples that I am aware of are AlCl3, WCl4, WCl6, TaCl5, ZrCl3 and...

10 November 2018 7,286 6 View

Which lithium salt produce metallic lithium with gaseous byproducts upon thermal decomposition?

The purpose is Li-intercalation, for which, I currently use LiBH4 or n-BuLi. As these chemicals are difficult to handle, I am looking for alternatives. The temperature range I am interested in is...

09 October 2018 1,871 4 View

• What the possible Persistent Organic Pollutants and Heavy metals present in fluorspar, sediments, and water bodies around its mining area?

Approximate concentrations are require in compared with the WHO permissible limts

11 August 2024 2,723 1 View

Geotechnical Engineering (Proceedings of the ICE) time review?

Hello everyone, I recently submitted an article to Geotechnical Engineering (Proceedings of the ICE), and the current status has been listed as "EiC Pre-assessment: Ready" for the past 20 days. I...

10 August 2024 6,493 1 View

Basis set and input instruction to calculate HOMO and LUMO using Orca for Imidazolium based organic salts?

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

Separation of organic acids-HPLC?

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

How to understand this crystallographic phenomenon of low temperature crystals in zeolite?

During low-temperature testing, new diffraction peaks that appear could be indicative of several phenomena. In one of our tests, we observed notable new peaks around 40° and 45° in a specific...

06 August 2024 726 3 View

How to convert g/kg Humic acid dose to kg/ha?

I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?

02 August 2024 7,186 6 View

How can you draw a coordinate bond between a metal and donor atom in metal complexes, using discovery studio visulizer software?

Hello,, The metal complex ligand appears incomplete in the screen of the discovery studio visualizer

30 July 2024 3,354 1 View

How to improve peaks separation in HPLC?

Hi everyone, I'd like to better separate two close peaks coming from a bioconversion sample, I'm currently using a C18 KromaPhase 4,6mm Ø.I. SCHARLAU, particle size (µm): 10, pore size (Å): 100,...

30 July 2024 435 3 View

Why Powder XRD is performed after cruhsing a crystal if Single Crystal XRD analysis of the same crystal has been performed already ?

What information we can get from PXRD analysis other than from SCXRD analysis of a crystal ?

30 July 2024 6,261 4 View

Simulation of metal drawing by Abaqus with UMAT?

Hello, colleagues. Recently, I have been working on a metal processing simulation with my UMAT in Abaqus. I have outlined the corresponding simulation, but I keep encountering issues that cause...

30 July 2024 7,062 1 View