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Failed Henry reaction with 3,4,5-TMB
[rquote=640348&tid=155766&author=draculic acid69]Try it with out gaa.[/rquote]
No, some is ... |
10-7-2020 at 18:04
by: karlos³ |
Cou's esters megathread
Even in the unlikely case a young person like you would contract that and get serious symptoms like ... |
10-7-2020 at 14:06
by: karlos³ |
18K Gold sould I drop it in aqua regia.
I am really interested if it turns out to be real gold.
Please update as soon as possible about you ... |
9-7-2020 at 17:45
by: karlos³ |
Lab and insects
What speaks against making DDT or one of its analogues?
I believe it was Tsjerk who posted his prep ... |
9-7-2020 at 15:14
by: karlos³ |
Syringol from pyrogallol
Syringol is a phenol so it should be easy to separate it from the fully trimethoxylated compound by ... |
9-7-2020 at 09:29
by: karlos³ |
U.S. based suppliers that will sell to individuals?
Take a look into the wiki of SM, it has a wonderful list of suppliers somewhere there. |
7-7-2020 at 18:43
by: karlos³ |
Opinions of working with carcinogenic alkyl halides such as bromoethane?
[rquote=639627&tid=155700&author=Cou]
We have to balance the risk and benefit. I think orga ... |
7-7-2020 at 12:07
by: karlos³ |
Oxidation of aldehydes to carboxylic acids?
DMF is polar aprotic, you can only replace it with something having similar properties like it.
And ... |
6-7-2020 at 13:27
by: karlos³ |
Oxidation of aldehydes to carboxylic acids?
I can vouch for the use of oxone in DMF.
That works quick and clean, even like an actual charm, and ... |
6-7-2020 at 12:23
by: karlos³ |
Synthesis of propanoic acid from methyl ethyl ketone via haloform reaction. Questions.
It is a viable route to propionic acid.
Although, calcium propionate is likely already available OT ... |
5-7-2020 at 18:38
by: karlos³ |
Containing iodine as liquid
Think of the different physical states.
The question is, how to contain iodine in its molten state, ... |
4-7-2020 at 21:52
by: karlos³ |
Extracting Ephedrine from Ma hung tea
[rquote=639285&tid=155652&author=draculic acid69]
I read somewhere that chloroform decompos ... |
4-7-2020 at 20:20
by: karlos³ |
Lab Stands + Questions
You really don't want to get the cheapest stand.
Consider always, that the stand bears the responsi ... |
4-7-2020 at 19:16
by: karlos³ |
Converting Amine Sulfate into Amine Hydrochloride ?
I would be tempted to do it differently, in case the amine freebase is volatile with steam.
Simply ... |
4-7-2020 at 19:05
by: karlos³ |
Retort & Stand Questions
You're likely better off, cheaper too, and get a qualitatively superior stand, if you simply build i ... |
4-7-2020 at 17:51
by: karlos³ |
A day of summer chemistry.
It's a chelated complex. |
1-7-2020 at 12:37
by: karlos³ |
Making sodium isopropoxide - Sodium is not dissolving
You need to apply heat in the end, I always have when making both sodium (m)ethoxide. |
1-7-2020 at 04:10
by: karlos³ |
Diethylamine as catalyst in henry reaction?
[rquote=638854&tid=155610&author=Racconized][rquote=638750&tid=155610&author=karlos ... |
29-6-2020 at 11:52
by: karlos³ |
Clomethiazole by Vitamine b1 cleavage
This thread might be of interest too: http://www.sciencemadness.org/talk/viewthread.php?tid=154878 |
29-6-2020 at 03:21
by: karlos³ |
Clomethiazole by Vitamine b1 cleavage
Yes the pyrimidine byproduct is very neurotoxic. |
28-6-2020 at 13:27
by: karlos³ |
Forbidden Knowledge!
Good and rare drugs made by skilled chemists are usually not intended for the market, most of these ... |
28-6-2020 at 11:33
by: karlos³ |
Glyphosate Roundup Ban in the EU by the end of 2022
Isopropylamine at least, I don't know how anything else though. |
26-6-2020 at 15:36
by: karlos³ |
Ammonium persulphate + sulphuric acid as a sub for piranha solution
You can use oxone instead, and sulfuric acid, this gives you piranha solution too.
Or "nibblewater" ... |
26-6-2020 at 12:53
by: karlos³ |
How to reduce oximes to amines?
Foil is adequate too for that reduction, but neither those baking trays nor foil will give one the s ... |
26-6-2020 at 09:20
by: karlos³ |
Extracting Ephedrine from Ma hung tea
You know, the american species is entirely different from the eurasia parts of the world?
You can r ... |
25-6-2020 at 20:39
by: karlos³ |
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