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Fire damaged building
Browning of once shiney copper would not bother me: it does this in my home as well, no previous fir ... |
18-8-2024 at 21:39
by: Pumukli |
Questions regarding understanding stoichiometry
With energetics the variable stoichiometry MAY mean that a small ammount of energetic material will ... |
17-8-2024 at 23:05
by: Pumukli |
Thermal decomp of Salicylic acid -> phenol - odd results
I'd try adding NaHCO3 or Na2CO3 to the solution in excess then extraction with some water-immiscible ... |
14-8-2024 at 20:15
by: Pumukli |
Acylating amides - question
Thanks Boffis!
I found this:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8619038/
It is some ... |
12-8-2024 at 12:11
by: Pumukli |
Acylating amides - question
Dear fellow amateurs,
I'm curious whether acylating amides (actually substituted N-acyl-anilines) ... |
11-8-2024 at 06:01
by: Pumukli |
Synthesis of vanadyl acetylacetonate
Great preparation, nice pictures! I like the colorful chemistry of complexes.
Could you highlight ... |
3-8-2024 at 01:19
by: Pumukli |
Diethylether (sulfuric acid saving method)
There"s a synth description in Org. Synth somewhere (phorone? diacetone-alcohol?) in which before th ... |
30-7-2024 at 10:12
by: Pumukli |
Differential thermocouple measurements ?
Dear Mads,
I'm pondering about a possible molecular weight determination method, strictly home-ma ... |
21-6-2024 at 07:10
by: Pumukli |
Ozon concentration vs. time - practical problem
Thank you guys! I can understand the logic behind both bnull's and Twospoons' calculations and it is ... |
19-6-2024 at 08:28
by: Pumukli |
Ozon concentration vs. time - practical problem
I have the following problem:
There are numerous ozone generators in the market that are advertis ... |
18-6-2024 at 08:02
by: Pumukli |
chlorination of ethylene glycol
You can't make dichloroethane this way. Maybe in traces but that's all. |
23-12-2023 at 08:03
by: Pumukli |
Should we expect the UK govt. to Restrict knives and Boiling water?
Boiling water and knives? Unlikely, at least in some places, like: at home, in a kitchen of any sort ... |
28-10-2023 at 07:46
by: Pumukli |
Chrlorination of napthalene
Although the envisioned reaction pathway is a bit sketchy, but yes, probably those were in the oily ... |
26-10-2023 at 08:41
by: Pumukli |
Plutonium reactions - how'd they figure this stuff out?
j-sum, Ca as reducing agent seems fairly logical for me. Reductions by metals were widespread in tho ... |
29-9-2023 at 21:02
by: Pumukli |
NaClO from TCCA
As far as I know the solubility of TCCA in water is not too spectacular to say the least. (A few per ... |
14-9-2023 at 09:41
by: Pumukli |
Preparation of Ketones by Calcium salt Pyrolysis
KMnO4,
Interesting what you wrote about the all-glass reactor. Could you make a picture or make a ... |
31-8-2023 at 11:00
by: Pumukli |
A theoretical question
As a more serious side note: Krapcho decarbethoxylation (or something like that) what clearly_not_at ... |
30-8-2023 at 11:33
by: Pumukli |
A theoretical question
Thanks for the idea of styrene elimination. It might be an interesting route - if I had the phenylet ... |
29-8-2023 at 11:36
by: Pumukli |
A theoretical question
Thanks! (And silly me, as I forgot that the first step was hydrolysis, then came the decarboxilation ... |
28-8-2023 at 20:19
by: Pumukli |
A theoretical question
I'm curious about the experts' opinion on the following:
What are the odds that I could successfu ... |
28-8-2023 at 09:30
by: Pumukli |
DIY Spectrometry Questions
The answer is yes to your first question. Yes, the setup could be useful for reaction kinetics measu ... |
21-8-2023 at 06:29
by: Pumukli |
Non polar/oil soluble copper salts synthesis?
Maybe using a,o-dicarboxylic acids (adipic-, suberic-, azelaic, sebacic acids) or trying to aim for ... |
16-8-2023 at 10:45
by: Pumukli |
Nitromethane production
If memory serves me well alkyl-halide + NaNO2 -> nitroalkane reaction requires DMSO as solvent. E ... |
10-8-2023 at 09:59
by: Pumukli |
(iso-)amyl salicylate - the most intriguing ester
Came across this thing:
"Synthesis of n-Amyl Salicylate Catalyzed by Sodium Hydrogen Sulfate
M ... |
27-7-2023 at 09:07
by: Pumukli |
Pretty
[file]98857[/file]
P-Nitro-Pyridine-N-Oxide crystals (are they?  ) on the tip of a glass r ... |
17-7-2023 at 10:11
by: Pumukli |
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