I learned recently that elements 119 and 120 are being attempted by a few teams around the world .Are they really created?

Are there any beyond 118 elements that created and submitted yet?

08 September 2017 5,188 1 View

It is not general, but why usually solvent-free reactions produce higher yields?

Is it due to more interaction between reactants?

11 December 2015 1,073 0 View

Types of chemical bonds

08 September 2014 8,326 2 View

Is anybody familiar with the Biginelli reaction?

In the synthesis of 3,4-dihydropyrimidin-2(1H)- ones, in the last step of the reaction mechanism, why does an imine be produced not an enamine? (see attached file)

08 September 2014 3,815 7 View

Is it possible to dehydrate a molecule in aqueous solution?

For example throw a condensation reaction at 40 or 60 0C.For example, condensation of amines and carbonyl? and what if water were used as solvent?

07 August 2014 8,730 12 View

Can we say " All biocatalysts are enymes"?

Or is it better to say "Enzymes are the most important class of biocatalysts"?

05 June 2014 3,984 1 View

Why is a bond between an sp2 carbon and an sp3 carbon stronger than a bond between two sp3 carbons?

Is this about steric factors?

04 May 2014 6,692 12 View

What does a "Pyridine- FTIR analysis" can tell me?

I mean the position and the strength of the peaks.

31 December 2013 8,253 4 View

Why usually nanoparticles prepared by PVP are smaller than those by PVA?

PVA: poly vinyl alcohol and PVP: poly vinyl pirrolidone. water as solvent.

31 December 2013 9,412 9 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 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

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 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

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View

How to get/count refractive index in gasses?

20 February 2021 8,202 6 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

How to find the capacitive response frequency from the impedance plot?

I have done electrochemical impedance by using cyclic voltammetry for one organic material. from that, I plotted bode diagram. but actually, I am very confused about how to find the capacitive...

18 February 2021 3,023 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