43 Questions 39 Answers 0 Followers
Questions related from Nagapradeep N.
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...
12 December 2019 3,976 2 View
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...
12 December 2019 921 7 View
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
11 November 2019 8,641 2 View
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.
04 April 2019 8,672 3 View
I would like to dissolve (even partly) guanine in ionic liquids. Any relevant reading suggestions are also much appreciated. Thanks.
03 March 2019 3,769 3 View
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...
02 February 2019 9,793 4 View
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...
01 January 2019 4,826 3 View
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...
11 November 2018 7,981 2 View
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...
11 November 2018 7,236 6 View
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...
10 October 2018 1,826 4 View
In several readings, I noticed that the samples were frozen in liquid nitrogen before heating them in autoclaves, especially if the solvent is DMF, NMP etc. As I am novice in this direction, can...
07 July 2018 5,614 4 View
The target is to replace the acetates with some new lab-made acetates. Any relevant reading suggestions are also much appreciated. Thanks
07 July 2018 5,020 4 View
I want to remove my silica templates with Ammonium Bifluoride (ABF). What is the suitable apparatus to perform this chemical reaction? Can I use porcelain or plastic equipment?
04 April 2018 4,545 0 View
I want to know the role of N-Nitrosobis(2-oxopropyl)amine reagent in the following amide formation from compound 11 to 12. Is there any specific reason for its use here? If possible, please...
01 January 2018 4,236 4 View
I had gone through certain procedures. Some used rare stabilizers like plant extracts (which are not easily accessible), copolymers or the synthetic procedures are vague like they did not...
01 January 2015 1,911 7 View
I interested to develop a hybrid material (derived from a bio-material) which can be used as a cathode material in Li-ion batteries. What is the general ionic conductivity range of such materials?
09 September 2014 7,004 0 View
Can we use pH meter to determine it?. If not, please suggest a method to determine pD value?
09 September 2014 2,696 1 View
If possible, please refer me an article where I can get at least pKa range of N's & O's of nucleobases.
03 March 2014 3,192 2 View
Conductive silver paste is used in our electrochemical studies. To do further experiments, I need to get rid of this silver paste from my compound.
10 October 2013 4,245 10 View
I had cases where two 6-membered aromatic rings are slightly displaced with each other (I mean to say, they are not exactly face-to-face). The distance between their centroids is 4.2-4.4...
09 September 2013 2,421 8 View
Seeking reference where potassium and amino group interactions (like in crown ethers, calixarenes) were mentioned.
07 July 2013 7,052 1 View
Either at RT or at specific temperature.
07 July 2013 7,753 1 View
I had grown a metal oxide thin film on Si(100) using CVD technique. From SEM and AFM, the film shows island type growth, composed of various sized grains. Since the number of grains are different...
05 May 2013 9,718 1 View
Please consider the thickness of the film varies between 100-200nm.
03 March 2013 3,713 5 View
Please ignore the applications related to Alkyne-azide chemistry like layer-by-layer deposition of polymer films using click chemistry etc. If possible, please provide some references.
02 February 2013 6,752 0 View
What do these two measurements actually imply? Please make the answer brief.
02 February 2013 6,996 4 View
For long period storage of liquid nitrogen, usually stainless steel containers are preferred. What is the basic reason behind it?
01 January 2013 2,135 6 View
The film was composed of cupric oxide phase. Please let me know if there is any other way to do it.
11 November 2012 250 18 View
The film is composed of cube shaped grains randomly with rms roughness value 2.2 nm.
11 November 2012 10,019 3 View
Please let me know their roles too.
10 October 2012 921 17 View
Please explain the basic photochemical reasons behind its fluorescent nature in comparison with adenine or guanine.
09 September 2012 646 2 View
If a crystal structure is composed of discrete units of ligand and metal only (and units are mediated through solvent molecules using hydrogen bonding), what is its dimensionality (Zero...
07 July 2012 6,138 2 View
For example, in 19F NMR of trifluoro acetic acid, the signal will come at around -76ppm (similary, for hexafluorobenzene -164). Is there any role of electronegativity of fluorine or does it solely...
07 July 2012 2,110 7 View
My purpose to use them in STM analysis.
06 June 2012 1,414 8 View
What are application pathways you can deduce from RMS roughness value like using film as hydrophobic surface, in coatings or other platforms in electronic devices etc. Please suggest me the...
12 December 2011 8,870 1 View
Without adding acid or base.
10 October 2011 8,173 1 View
Preferably at room temperature.
10 October 2011 4,800 1 View
I would like to use it for coordination purpose in supramolecular chemistry. Please provide synthesis too.
09 September 2011 5,266 0 View
Other than cysteine, methionine, 6-mercaptopurine, glutathione.
09 September 2011 2,465 9 View
If possible please provide reference too.
09 September 2011 3,939 0 View
If possible give me the comparison between several transition metals. (preferably 3d and 4d series are required). Please consider the situation is mostly in situ.
07 July 2011 4,055 1 View
If its boiling point is 162, how is it possible for triflic acid to develop vapor at room temperature to become volatile? Please specify the answer clearly.
06 June 2011 4,726 11 View
CuI2 is not stable but CuI is stable. But in other halide salts of copper the reverse is true. Please give me brief answer with possible reference too. The stable refers to normal atmospheric...
06 June 2011 9,242 20 View
