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Sulphine amide?
[rquote=693684&tid=160383&author=chornedsnorkack]I have no success searching for a compound ...
21-6-2024 at 15:10
by: bnull
Ozon concentration vs. time - practical problem
It is non-trivial. Five bucks that you'll need to solve a differential equation. I'll take a look at ...
18-6-2024 at 12:10
by: bnull
Solution strength for dissolving mineral impurities
[rquote=693574&tid=160373&author=ReconRabbit]I'm concerned about chlorides forming and stain ...
14-6-2024 at 17:45
by: bnull
Electroplating of Nickel, waterless / organic solvent / possibly ionic liquids.
Your persistence (and curiosity, of course) amazes me.

[rquote=693245&tid=159974&author=s ...
11-6-2024 at 13:55
by: bnull
How to [recover] dissolved in acid Tin
@Romix: How much tin are we talking about? What acid did you use?

If you're not in a hurry, you m ...
9-6-2024 at 06:10
by: bnull
Where can I get bacteria professionally identified?
It may sound a bit odd (or quite bizarre, as it now seems to me) but, are you friendly with any vete ...
8-6-2024 at 06:24
by: bnull
How to [recover] dissolved in acid Tin
Did you try electrolysis?
7-6-2024 at 15:50
by: bnull
Diethylether (sulfuric acid saving method)
[rquote=693449&tid=160329&author=RU_KLO]So its not an easy task.... (instead of the second H ...
7-6-2024 at 09:43
by: bnull
The Short Questions Thread (4)
It is to minimize error. The amount of liquid that gets into the ground glass joint is predictable a ...
7-6-2024 at 09:14
by: bnull
What have we got so far
I thought it would be good to condense what has been discussed, what works and what does not.

[li ...
7-6-2024 at 05:50
by: bnull
Steel temperature transformation range(s)
[rquote=693423&tid=160361&author=justender]"[u]temperature range[/u] - The temperature at wh ...
5-6-2024 at 09:14
by: bnull
Stubborn benzophenone
You would have to do that second distillation anyway.

No, I just thought benzopinacol would be in ...
4-6-2024 at 06:52
by: bnull
Pyrazinoate from 2-acetylpyrazine
@jackchem2001: It is pyrazine, with two N in the ring, one opposite the other (https://en.wikipedia. ...
4-6-2024 at 06:26
by: bnull
Stubborn benzophenone
I thought a re-distillation would work. It's good to see that it did.

[quote]I put the vial in th ...
3-6-2024 at 13:14
by: bnull
Stubborn benzophenone
Did you distill it again?
2-6-2024 at 16:12
by: bnull
Distilling methyl nitrate
Do you really need methyl nitrate? Volatile, toxic, explodes at 64 °C or so (which funnily enough i ...
2-6-2024 at 08:31
by: bnull
DIY melting point apparatus
Don't forget the sounds. A bip when the device is turned on, a bip when it is turned off, that kind ...
1-6-2024 at 04:42
by: bnull
Stubborn benzophenone
Dissolve some drops of benzophenone in ethanol or ether, spread the solution on a dish to dry and th ...
31-5-2024 at 12:02
by: bnull
Failed attempts at oxidation of alcohols with DMSO/P2O5
Well, I'm sadistic enough to offer you some more references. They come from the Encyclopedia of Reag ...
29-5-2024 at 16:02
by: bnull
Has anyone ever had a bottle of pool grade calcium hypochlorite burst?
One of the impurities of pool chlorine is calcium chloride, which is hygroscopic. It takes up water ...
29-5-2024 at 15:40
by: bnull
Sodium benzoate + ammonium chloride → Ammonium benzoate + Salt?
[rquote=693326&tid=160303&author=clearly_not_atara]Alternative possibilities include heating ...
29-5-2024 at 09:35
by: bnull
Sodium benzoate + ammonium chloride → Ammonium benzoate + Salt?
What about ammonium benzoate from ammonium bicarbonate and benzoic acid? There would be no sodium ch ...
29-5-2024 at 06:22
by: bnull
Mini- (or micro-) hot plate / stirrer
If it breaks, you can either fix it yourself or use it to house a new circuit. Not bad.
28-5-2024 at 14:50
by: bnull
n chloro butylamine
[rquote=693292&tid=160347&author=mr_bovinejony]Is it not mentioned in the first post that py ...
28-5-2024 at 03:04
by: bnull
n chloro butylamine
I read the section "N-Halo-de-hydrogenation" from March's Advanced Organic Chemistry (7th), pages 72 ...
27-5-2024 at 08:50
by: bnull
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