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Troubleshooting Zn/HCl reduction of nitrostyrenes
I did this reaction on 2,5-DMNS in methanol and with concentrated HCl. I dissolved the styrene in me ...
14-11-2019 at 04:41
by: Tsjerk
How to synthesise Sulfosalicylic acid
Did you try to crystallize from cold saturated brine as Hexavalent did in 2013?

I do wonder how h ...
13-11-2019 at 11:06
by: Tsjerk
Glycated hemoglobin, HbA1c levels
[rquote=625693&tid=154249&author=wg48temp9]

On a vaguely related subject I had an appoint ...
8-11-2019 at 04:25
by: Tsjerk
What's the minimum concentration for h2so4 to be oxidising?
[rquote=625553&tid=154276&author=artemov]Sorry, just to tack on this thread ... what about t ...
6-11-2019 at 06:40
by: Tsjerk
Tungsten metal plus piranha solution?
How would hydrogen peroxide be reducing? I can only imagine it being oxidized by something like fluo ...
3-11-2019 at 04:01
by: Tsjerk
How to verify/identify sodium azide?
Both sodium azide and nitrite are colorless powders. For some reason colorless lead nitrate and sodi ...
1-11-2019 at 13:47
by: Tsjerk
DCM shrinks genuine coke bottle.
I usually get glass bottles with a ptfe liner. I don't know what the cap is made off.
28-10-2019 at 13:22
by: Tsjerk
How to kill or at least repel or block ants?
I just ordered some precursors to make difluorodiphenyltrichloroethane, the fluor analog of DDT. I w ...
28-10-2019 at 02:07
by: Tsjerk
Why does the site log me out frequently?
When I get logged out I usually log in. Get over it. The current software is shit, and the forum has ...
27-10-2019 at 13:41
by: Tsjerk
Preparation of ammonium azide
Can you prepare or get barium/calcium azide? With sulfuric acid that will give a solution of hydrazo ...
24-10-2019 at 10:17
by: Tsjerk
So what actually are not allowed in whimsy?
I like to answer Yttrium's most silly question way, way more than ignoring fusso's ignorance.

[Edi ...
13-10-2019 at 09:11
by: Tsjerk
Burnt hotplate cord
You could cut out the damaged part and reconnect the wires with something like [url=https://www.goo ...
8-10-2019 at 03:50
by: Tsjerk
Sodium oxide via decomposition of Sodium sulfate - would it work?
Sulfur in sulfate is in oxidation state VI. It won't change upon heating. Therefore you won't get SO ...
6-10-2019 at 05:11
by: Tsjerk
Diethylamine Hydrochloride Synthesis
No I didn't try, I thought that was clear from my post. I have to admit catching diethylamine direct ...
30-9-2019 at 05:44
by: Tsjerk
Diethylamine Hydrochloride Synthesis
[rquote=623715&tid=24131&author=Boffis]Well I also did a test-tube scale test with KOH solut ...
30-9-2019 at 03:25
by: Tsjerk
Diethylamine Hydrochloride Synthesis
I would use a lot less concentrated acid (HCl, so you have less hygroscopic stuff during drying). I ...
28-9-2019 at 07:05
by: Tsjerk
Thioacetic acid / thioacetates source
Interesting compound! I didn't know the group.. Let us know what you find!
25-9-2019 at 23:13
by: Tsjerk
Nice smelling compounds (?)
When you are working with butanoates make sure you dry your product properly ;) you will know when y ...
23-9-2019 at 08:53
by: Tsjerk
Nice smelling compounds (?)
Esters are classics for synthesized compounds with a nice fragrance. When you want to extract someth ...
21-9-2019 at 06:49
by: Tsjerk
Forum has been moved to manual registrations only
Thumbs up good God mother etcetera you are back!

Happy you are back.
19-9-2019 at 12:24
by: Tsjerk
Sensitive test for gold
Nice test, but isn't it a disadvantage it also reacts to copper?

What is hard about preparing th ...
18-9-2019 at 14:29
by: Tsjerk
Dracorhodin from anthocyanins
I had a look. I think the de-glycosylation could work.

From there on: could you put the mechanis ...
17-9-2019 at 12:38
by: Tsjerk
Sodium Borohydride Group Buy
Why the change to only North America?
17-9-2019 at 12:21
by: Tsjerk
Synthesize ethylene glycol diacetate?
If the ester is seperating from the reaction, it can be seperated in order to push the reaction to c ...
17-9-2019 at 02:32
by: Tsjerk
Post-reaction workup of diisopropylethylamine
My guess is that both DIPA-HI and DIPEA-HI are quite insoluble. I think that your precipitate is an ...
16-9-2019 at 08:02
by: Tsjerk
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