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Nitration of phthalic acid
Boffis, thx for posting the US4284797.pdf
The separation method seems to use the advantage of diffe ...
8-5-2021 at 13:59
by: Fery
Zinc phosphide
Vano interesting compound. Is it sold as a chemical or e.g. as a poison to kill rodents?
4-5-2021 at 21:23
by: Fery
Phthalic acid synthesis
And acetic acid is quite good solvent for naphtalene and also for some ions, worth of trying the ele ...
3-5-2021 at 23:30
by: Fery
Would this work to extract theobromine?
Hi Mr. Rik, here some small scale extraction. Maybe you can use CaO / Ca(OH)2 instead of MgO? And al ...
3-5-2021 at 23:25
by: Fery
Phthalic acid synthesis
Here I found oxidation of naphtalene with KMnO4 + H2SO4 in acetic acid : H2O 1:1
https://www.resear ...
3-5-2021 at 04:27
by: Fery
Latest chemical order?
[rquote=659135&tid=9890&author=dawt]1. epoxidise the alpha-pinene: http://www.scielo.br/scie ...
1-5-2021 at 08:34
by: Fery
Hydroiodic acid from Vitamin C !
Why not using KI + H3PO4 ?
https://www.youtube.com/watch?v=ix8T1YQjn4E
Or H2S + I2 ? (disadvantage ...
1-5-2021 at 08:09
by: Fery
pharma / food grade ethanol - distillation using Hempel column
Fyndium 1 L tech. ethanol costed here 50 CZK before virus, then producers/sellers/resellers abused t ...
1-5-2021 at 07:42
by: Fery
pharma / food grade ethanol - distillation using Hempel column
My friend Bedlasky performed GC analysis and methanol was below 0,1%, higher alcohols below 0,03%, e ...
1-5-2021 at 00:47
by: Fery
Synthesis of Ethyl Methylphenylglycidate
[rquote=659182&tid=157363&author=Russianwannabe76][rquote=659119&tid=157363&author=T ...
1-5-2021 at 00:19
by: Fery
Latest chemical order?
Na percarbonate + TAED you can make your white clothes even more white and shining. Distilling turpe ...
30-4-2021 at 03:22
by: Fery
New to forum
Hi Mr. Rik and welcome here!
I did hydrodistillation few times, extracting terpenes from various ci ...
29-4-2021 at 05:11
by: Fery
Synthesis of Ethyl Methylphenylglycidate
Hi Russianwannabe76, pls post your experiments, I'm very interested in everything nice smelling :-)
...
29-4-2021 at 03:29
by: Fery
Making n-butyl bromide (1-bromobutane) for TBAB (Tetrabutylammonium bromide) synthesis
here iodide
https://chemcraft.su/product/24516
bromide sold out:
https://chemcraft.su/product/233 ...
27-4-2021 at 12:08
by: Fery
A Note on the Synthesis of 3-Nitrophthalic Acid
Hi UranylPeroxysulfate, OK, I should try the naphtalene->1-nitronaphtalene->3-nitrophthalic ac ...
26-4-2021 at 22:23
by: Fery
A Note on the Synthesis of 3-Nitrophthalic Acid
Better yields when using fuming nitric acid for phthalic anhydride nitration
http://www.orgsyn.org/ ...
24-4-2021 at 07:37
by: Fery
pharma / food grade ethanol - distillation using Hempel column
I got better idea for thermal insulation of the column. In every shop supplying plumbers there are t ...
22-4-2021 at 22:49
by: Fery
Preparation of Mononitrotoluenes (o-, p-)
S.C. Wack - I have some mixture of dinitrotoluenes from mother liquor after etanol recrystallization ...
22-4-2021 at 00:53
by: Fery
pharma / food grade ethanol - distillation using Hempel column
here how quick the T changed when the main fraction distilled, every picture name contains its exact ...
21-4-2021 at 11:27
by: Fery
pharma / food grade ethanol - distillation using Hempel column
In spring 2020 I collected 10 kg apples which fall to the ground in an abandoned apple orchard. I pr ...
21-4-2021 at 11:11
by: Fery
Preparation of Mononitrotoluenes (o-, p-)
S.C. Wack do you mean using 91% IPA for recrystallization of mixture of dinitrotoluene isomers, or r ...
17-4-2021 at 22:49
by: Fery
Preparation of Mononitrotoluenes (o-, p-)
Here they suggest HNO3+H2SO4 at very low temp, -10 to +5 C:
https://www.oc-praktikum.de/nop/en/inst ...
17-4-2021 at 07:42
by: Fery
Sodium borohydride and Sodium azide for sale
I'm also regular customer, I already ordered from chemcraft.su approximately 5 times and I must high ...
13-4-2021 at 03:27
by: Fery
mononitrophenols - nitration of phenol
0,5% Na bisulphite adjusted to pH 5,4-6,4 (I checked with digital pH meter) water purification metho ...
9-4-2021 at 10:28
by: Fery
hydrobenzamide from benzaldehyde and ammonia
I found a video, someone did further steps in synthesis hydrobenzamid->amarin->lophin
https:/ ...
9-4-2021 at 10:17
by: Fery
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