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Metol everywhere
Some nice synthesis or some use for it?  |
11-7-2018 at 15:47
by: morsagh |
Metol everywhere
Hi, I have noticed that in nearly every old lab there is lot of metol (N-methyl-4-hydroxyanilline). ... |
11-7-2018 at 04:16
by: morsagh |
Synthesis of colorful quantum dots from table sugar
Yeah I tried it and it seems that it´s really quantum dots |
7-10-2017 at 07:29
by: morsagh |
Synthesis of colorful quantum dots from table sugar
At least with green i would try extraction with non polar solvent to confirm it´s really not just s ... |
7-10-2017 at 06:57
by: morsagh |
Synthesis of colorful quantum dots from table sugar
Are you sure these are quantum dots? Acidic catalysed decomposition of sugars lead to fluorescent or ... |
6-10-2017 at 04:57
by: morsagh |
Aurin
Didn´t find anywhere exact procedure for synthesis of aurin from phenol and oxalic acid, can somebo ... |
24-1-2017 at 09:05
by: morsagh |
Pleochroism
What solvent should i use for crystalization of that manganese salt? |
24-1-2017 at 06:42
by: morsagh |
Cuprate
We are talking about Cu(III) cuprate not Cu(II) like Na2Cu(OH)4. |
20-1-2017 at 07:08
by: morsagh |
Cuprate
Product of electrolysis is Na2Cu(OH)4, not cuprate with Cu(III). Any other ideas? |
19-1-2017 at 12:06
by: morsagh |
Metals in their gaseous states?
What about metals which are aromatic in gaseous phase, so there should be some UV-VIS absorbtion, so ... |
19-1-2017 at 11:37
by: morsagh |
Cuprate
So today i tried to prepare sodium cuprate(III). I heated mixture of 0,5g sodium peroxide and 0,5g ... |
17-1-2017 at 08:45
by: morsagh |
Pleochroism
Are there any pleochroic substances which are easy to synthesize and crystallize? |
16-1-2017 at 13:50
by: morsagh |
Nitrogen adds to Double Bond
This is conjugated alkene bond with aldehyde, so i guess that mechanism is 1,4 addition of nucleophi ... |
6-1-2017 at 14:37
by: morsagh |
Tosylation of ethanolamine (??)
I don´t know how it is with solubility of Ts esters in water but amides should be insoluble. TsCl s ... |
4-1-2017 at 05:28
by: morsagh |
Tosylation of ethanolamine (??)
I think if there is any unreacted tosyl chloride present, it won´t be distilled so it will remain i ... |
2-1-2017 at 10:16
by: morsagh |
Tosylation of ethanolamine (??)
You just take your TLC plate, on the bottom you make a line with pencil, there you will make one poi ... |
2-1-2017 at 06:55
by: morsagh |
Tosylation of ethanolamine (??)
Most easy test is to try TLC and compare to ethanolamine and TsOH. Try colouring with iodine, every ... |
2-1-2017 at 06:15
by: morsagh |
1,2-benzoquinone
I´ve got good dienophille, i am more worried about oxidation of catechol to o-benzoquinone, why sho ... |
2-11-2016 at 05:40
by: morsagh |
1,2-benzoquinone
I want to do some hetero diels-alder reaction with 1,2-benzoquinone acting as diene to produce subst ... |
1-11-2016 at 03:50
by: morsagh |
Could Devarda's alloy (link in post) be used to remove the nitrates from an aqua regia solution?
There's written "under alkaline conditions". I don't know if this reduction will work in acidic solu ... |
5-9-2016 at 13:28
by: morsagh |
Metathesis reactions for caesium thiocyanate, CsSCN
Just electrolysis of CsCl with salt bridge. |
2-9-2016 at 04:13
by: morsagh |
Explanation of chemical phenomenon?
Did you used pure analytical ethanol? If not, it will explain a lot. |
29-7-2016 at 14:31
by: morsagh |
Potentiometric Titration HELP
Just add known amount of NaOH (more than acid) and than titrate unreacted NaOH by acid. If you want ... |
29-7-2016 at 14:28
by: morsagh |
Is this a good lab setup?
Maybe quite out of theme, but by heating ornithine you will get mostly lactame. In reality putrescin ... |
20-7-2016 at 13:04
by: morsagh |
The Short Questions Thread (4)
[rquote=453144&tid=25055&author=nezza]Hi. I have an acid solution containing antimony(III) a ... |
30-6-2016 at 22:12
by: morsagh |
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