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Attempting anhydrous ethanol with CaO
[rquote=533960&tid=88245&author=Keras][rquote=533722&tid=88245&author=Sulaiman]Calci ...
8-9-2018 at 05:38
by: nimgoldman
Parents Restricting Chemistry
[rquote=533496&tid=86162&author=TheMrbunGee][rquote=533489&tid=86162&author=nimgoldm ...
7-9-2018 at 06:45
by: nimgoldman
Prototocatechualdehyde methylenation. Photo-essay.
[rquote=533565&tid=28764&author=CycloKnight]Now that I have some time put aside for this, I' ...
7-9-2018 at 05:17
by: nimgoldman
Attempting anhydrous ethanol with CaO
Thanks. I found the issue was that one have to reflux with CaO for full 12 hours or more OR leave Ca ...
7-9-2018 at 04:05
by: nimgoldman
Prototocatechualdehyde methylenation. Photo-essay.
Thanks for the peer-review.
Do you think this will work on 4-allylcatechol (obtained by demethyla ...
6-9-2018 at 09:05
by: nimgoldman
Pretty Pictures (2)
[rquote=533434&tid=26378&author=The Volatile Chemist]That's crazy - Never heard of that. Was ...
6-9-2018 at 04:20
by: nimgoldman
Stupid laws in the European Union.
[rquote=533378&tid=90495&author=CobaltChloride]I'm almost sure you can find Cleamen 420 at P ...
6-9-2018 at 01:37
by: nimgoldman
Parents Restricting Chemistry
It is sad that they use product of chemistry thousand times every day, whenver they brush teeth, was ...
6-9-2018 at 01:31
by: nimgoldman
Pretty Pictures (2)
UV fluorescence of beta-carbolines harmine and dihydroharmine (harmaline) extracted from P. harmala
5-9-2018 at 07:42
by: nimgoldman
Filter flasks and Buchner
I have three Buchners for these filter paper sizes:
55 mm
90 mm
125 mm
The largest one is 1L ...
5-9-2018 at 07:18
by: nimgoldman
Stupid laws in the European Union.
N problem with conc. hydrogen peroxide or potassium permanganate in my country. I haven't found conc ...
5-9-2018 at 07:09
by: nimgoldman
Safe to buy from China?
[rquote=532930&tid=90313&author=highpower48]Has anyone ordered elemental iodide from China? ...
5-9-2018 at 07:05
by: nimgoldman
Diethyl ether on pulic transport
Don't use the bus! Yes the chance of an incident is small BUT if it happens, it's a disaster. So the ...
5-9-2018 at 06:57
by: nimgoldman
HCl Generator Tune-Up
I have looked in Brauer for HCl generation and one improvement should be adding HCl(aq) to the botto ...
4-9-2018 at 17:20
by: nimgoldman
Pyridine synthesis/extraction
I have prepared pyridine successfully by decarboxylation of niacin (vitamin B3) mixed with basic cop ...
3-9-2018 at 21:00
by: nimgoldman
HCl Generator Tune-Up
[rquote=532670&tid=90316&author=Ubya]
[quote]
I used just water on my first trial, which c ...
1-9-2018 at 12:09
by: nimgoldman
HCl Generator Tune-Up
I am trying to produce near quantitative amounts of HCl gas but my generator seems to underperform a ...
1-9-2018 at 09:53
by: nimgoldman
Attempting anhydrous ethanol with CaO
I have access to toluene and it might be doable with a 60 cm Vigreux column. However, the temperatur ...
1-9-2018 at 09:31
by: nimgoldman
Attempting anhydrous ethanol with CaO
[rquote=529550&tid=88245&author=happyfooddance]Have you tried potassium carbonate?[/rquote]
...
16-8-2018 at 14:13
by: nimgoldman
Attempting anhydrous ethanol with CaO
I am trying to produce about a liter of anhydrous ethanol. I tried different methods but all have fa ...
16-8-2018 at 13:08
by: nimgoldman
Soxhlet
I am using Soxhlet apparatus quite often for making plant extracts.
My 250 ml Soxhlet body became ...
8-8-2018 at 22:20
by: nimgoldman
Understanding a paper on eugenol extraction from clove oil
Thanks for the results of analyses. The composition of clove oil varies widely depending on source. ...
2-8-2018 at 20:02
by: nimgoldman
Understanding a paper on eugenol extraction from clove oil
[quote]I didn't see a step where the phenolate is washed with solvent...it could be included...when ...
28-7-2018 at 06:40
by: nimgoldman
Understanding a paper on eugenol extraction from clove oil
The freeze separation didn't work well, at least not down to -12 °C. There was only tiny lining of ...
26-7-2018 at 20:29
by: nimgoldman
Understanding a paper on eugenol extraction from clove oil
[rquote=525441&tid=84742&author=Tsjerk]Can you try to freeze your eugenol in a freezer? It s ...
24-7-2018 at 12:46
by: nimgoldman
[Next Page]
Sciencemadness Discussion Board
» Search
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
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» Forum Matters
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