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Synthesis of terephthalic acid from a PET water bottle
It seems, that above insane procedure is taken from patent literature (US3952053 or US4355175), with ...
9-2-2024 at 10:13
by: kmno4
Synthesis of terephthalic acid from a PET water bottle
[rquote=690662&tid=160150&author=Texium]There’s nothing wrong with demonstrating alternati ...
4-2-2024 at 22:37
by: kmno4
Synthesis of terephthalic acid from a PET water bottle
It is very unusual way of hydrolysing of PET.
A method for very rich and very mad madscientists, I ...
3-2-2024 at 14:58
by: kmno4
Preparation of Hydrogen Cyanide
Sorry, it has nothing to do with very interesting posts by Pok, but I have to write some additional ...
29-1-2024 at 06:06
by: kmno4
Preparation of Hydrogen Cyanide

Stepan Bandera is a hero in Ukraine, it is true.
But in reality, he was ultra-nationalist collabo ...
27-1-2024 at 12:33
by: kmno4
Preparation of Hydrogen Cyanide

I like it very much, really. I perforformed it (many times) without HCN isolation in larger amount ...
23-1-2024 at 01:16
by: kmno4
Anthraquinone preparations
Boffis, have you tried to purify somehow your "technical grade" anthracene ? Claimed ~90% can be eq ...
17-1-2024 at 08:50
by: kmno4
Semicarbazide
urea -> -> nitrourea - reduction -> desired compound
It works and no N2H4 is needed.

[Edi ...
10-1-2024 at 15:25
by: kmno4
Quaternary pyridine compounds
[rquote=687905&tid=159907&author=Boffis].... or dimethyl sulphate be used? [/rquote]
Such m ...
5-1-2024 at 12:05
by: kmno4
Synthesis of 9,9‘-bianthracene from anthraquinone
I do not know, but such adducts are formed by weak forces and cannot be very stable. I think that to ...
20-12-2023 at 15:06
by: kmno4
Synthesis of 9,9‘-bianthracene from anthraquinone
[rquote=689338&tid=160017&author=Boffis]...experiment with 9-bromo-anthracene and copper bro ...
13-12-2023 at 10:27
by: kmno4
Synthesis of 9,9‘-bianthracene from anthraquinone
The procedure is taken from "The Symmetrical Dianthryls. Part I" by Bell and Waring. It is attached ...
6-12-2023 at 16:44
by: kmno4
Preparation of Ketones by Calcium salt Pyrolysis
[quote].... simple all-glass pipe reactor, containing metal oxide ..... [/quote]
It was constructed ...
30-8-2023 at 12:25
by: kmno4
ethanol self-condensation
[quote](...) we are talking about the interaction of sodium ethoxide with ethanol and its decomposit ...
18-7-2023 at 14:57
by: kmno4
Preparation of Ketones by Calcium salt Pyrolysis
It is obvious, that such highly simplified test-tube scale procedure creates many problems with foam ...
16-7-2023 at 09:37
by: kmno4
Usage of potassium chlorate in organic chemistry
[quote]Maybe it oxidizes chloride back to chlorine. Then chlorine makes various chlorinated (substit ...
1-7-2023 at 11:01
by: kmno4
benzyl methyl ether
Just to end what has been started :

After several days standing (just no time for playing with it ...
25-6-2023 at 12:29
by: kmno4
benzyl methyl ether
The paper about electroreduction of organic matters is interesting, but badly OCRed. Improved versio ...
24-6-2023 at 05:44
by: kmno4
benzyl methyl ether
Hm, it seems that this simple procedure works :o
I expected rather unchanged reagents....
My propo ...
3-6-2023 at 17:15
by: kmno4
benzyl methyl ether
Yes, I have seen this post.
Of course, sodium/potasium benzylate + CH3I or Me2SO4 gives the same et ...
31-5-2023 at 15:25
by: kmno4
benzyl methyl ether
[quote]Methanol + NaOH <-> Na methoxide + H2O. Benzyl chloride + Na methoxide -> Benzyl met ...
31-5-2023 at 02:06
by: kmno4
benzyl methyl ether
[quote]Does someone know [b]which of the compounds (benzyl chloride or benzyl methyl ether) makes an ...
30-5-2023 at 14:28
by: kmno4
Help identifying these metal ions

..... that is why I would use XRF spectrometer to analyse the raw material. Playing with probes g ...
5-5-2023 at 04:28
by: kmno4
Help identifying these metal ions
It looks like Cr, of course, but with some admixture.
This admixture(s) may catalyze air oxidation ...
1-5-2023 at 21:12
by: kmno4
Preparation of Ketones by Calcium salt Pyrolysis

I always liked this way of preparing ketones. One of my earliest experiments was thermal decomposi ...
19-4-2023 at 13:46
by: kmno4
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