I have azide from p-chloroaniline .But there is some aniline is also present. How to remove it
Quick silica gel filtration for small amount.
You could try recrystallization from Petrol ether or maybe ethyl alcohol. There is quite big melting point difference.
I have a dataset with about 80 different species. As usual, some species are very easy to identify with certainty whereas others are more difficult, which means that I am less certain of my...
03 March 2021 8,066 4 View
I have prepared a manuscript in IEEE Latex template, but for some purpose, I need to prepare a word file as well (detailed format is not required). Compared to two column .tex file, one column...
02 March 2021 1,830 3 View
Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue
02 March 2021 5,433 5 View
Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...
01 March 2021 2,027 2 View
I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...
01 March 2021 4,128 3 View
I am doing a acid and a chiral amino alcohol reaction using DCC and HOBT in DCM or THF? Can anyone suggest me how to remove DCU and HOBT from a reaction mixture??
28 February 2021 2,153 1 View
Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.
28 February 2021 3,640 3 View
The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...
28 February 2021 6,560 14 View
The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...
28 February 2021 2,955 2 View
Hi everybody, I have been running a multiplex IHC which allow me to stain the same tissue with different markers (Primary Ab + Secondary conjugated Ab) (AF487, AF555, AF647). Since I would like to...
27 February 2021 5,028 2 View
I looking for ferro calcium production process
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I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?
21 February 2021 2,558 5 View
I am interested in using TLC to detect non-linear xylooligosaccharides. What would be the best visualisation solvent? Would aniline phthalate solution be suitable? I have also seen people...
02 February 2021 7,748 3 View
Dear researchers, Anticancer peptides(ACPs) with cell-penetrating properties can enter to cytoplasmic space of cancer cells and induce cell death. but, I could not find the database that...
29 January 2021 707 3 View
My Compound is Leaf powdered Methanolic extract which is showing good phenolic compounds upon dipping in FeCl3. -My problem is phenolic compounds are not eluting with any common solvent system.
22 January 2021 4,693 7 View
Hi, I have been analysing gas phase organic solvents with the help of FTIR. The spectrum looks a bit weird around 1200 cm^-1 (see attached image). I noticed a similar behaviour when the gas cell...
12 January 2021 3,286 8 View
it has been observed that publication of an outcome of a natural herbomineral product in a clinical study contains mechanism of action in terms of chemistry of individual constituents of the...
04 January 2021 7,372 3 View
During the process of aqueous extraction of phenolic compounds, I got a mucilage that must be separated from the extract that I would like to study. Thank you for your help.
03 January 2021 1,765 3 View
I'm using 3 different light intensities (constant values 15,30,45 W) for the wastewater treatment of an organic compound and optimizing the parameters (pH, catalyst dose and light intensity)...
31 December 2020 2,377 4 View
Dear Friends: 64 bit Gaussian 09 software for windows is more expensive than 32-bit Gaussian 09. In our work, we deal with coordination compounds with about 50 atoms. So, can we use 32-bit...
27 December 2020 2,877 2 View