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Sodium borohydride and Sodium azide for sale
[rquote=658139&tid=157282&author=Chemcraft]Especially for EU customers who buy more than 2 k ... |
7-6-2021 at 02:08
by: Fery |
Fractionnal distillation temperature ranges
Ethyl acetate is maybe the less yielding synthesis from all possible esters. Due to azeotrope format ... |
4-6-2021 at 10:44
by: Fery |
Benzil dioxime
Does benzil dioxime have any advantage than more common dimethylglyoxime?
Here they claim 3 forms ( ... |
28-5-2021 at 23:48
by: Fery |
worst stench
Recently I received a parcel by PPL courier and they behaved very rude to the parcel because 500 ml ... |
28-5-2021 at 23:18
by: Fery |
First o-toluidine synthesis - running into some issues with the reaction mixture
see this, in the reduction of aromatic -NO2 to -NH2 using Fe+HCl the HCl seems to be there only as a ... |
24-5-2021 at 03:36
by: Fery |
Where to buy a cheap & good RBF newware 29-32 or + 10 L EU
Recently I distilled using stainless steel apparatus (20 L pot) and only final column distillation ... |
17-5-2021 at 22:08
by: Fery |
Azo dye: p-aminophenol and 4-chloro-2-nitrophenol
Hi night429 I will offer quinoline and 8-hydroxyquinoline to my friend Bedlasky, he can prepare vari ... |
17-5-2021 at 12:24
by: Fery |
Synthesis of malonic acid
Hi student and welcome here. It is nice to obtain the desired product by own synthesis for the beaut ... |
17-5-2021 at 11:59
by: Fery |
Azo dye: p-aminophenol and 4-chloro-2-nitrophenol
Hi night429, nice idea of Skraup quinoline synthesis. So from p-aminophenol do you obtain 6-hydroxyq ... |
17-5-2021 at 04:14
by: Fery |
Latest chemical order?
Yes Schleimsäure, plenty of results when using search function, but nobody here did any experiment ... |
17-5-2021 at 03:58
by: Fery |
Latest chemical order?
Schleimsäure which idea do you have with anisole? I have it too but no idea yet. |
16-5-2021 at 12:32
by: Fery |
A sale list of my chemicals that I have more that I need
Petko apologized to me via email with the same information that he is recovering from COVID-19 about ... |
16-5-2021 at 12:27
by: Fery |
Azo dye: p-aminophenol and 4-chloro-2-nitrophenol
here I found the complete synthesis of p-aminophenol from nitrobenzene:
https://labmonk.com/synthes ... |
14-5-2021 at 05:14
by: Fery |
Azo dye: p-aminophenol and 4-chloro-2-nitrophenol
Hi night429, pills are good source of very pure p-aminophenol. Maybe you could try to extract p-amin ... |
9-5-2021 at 10:53
by: Fery |
Azo dye: p-aminophenol and 4-chloro-2-nitrophenol
Hi night429, well done !!! Keep up your good work!
The temp 0 C is achieved by addition of ice dire ... |
8-5-2021 at 23:03
by: Fery |
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 |
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