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Methylamine sulfate vs. methylamine HCl vs. methylamine freebase
Monoamine - the yield after 14 days of drying in desiccator at atmospheric pressure over anhydrous C ... |
26-7-2024 at 09:19
by: Fery |
Methylamine sulfate vs. methylamine HCl vs. methylamine freebase
Wow this is my 1000th anniversary post 
So I did a quick try of the reaction between methanol a ... |
9-7-2024 at 07:50
by: Fery |
Methylamine sulfate vs. methylamine HCl vs. methylamine freebase
I found this, they prepared methylamine that way and added (NH4)2SO4 during heating to reduce dimeth ... |
6-7-2024 at 22:49
by: Fery |
Methylamine sulfate vs. methylamine HCl vs. methylamine freebase
Maybe if you add methanolic solution of NaOH to methylamine sulfate then Na2SO4 crystallizes out due ... |
6-7-2024 at 21:48
by: Fery |
Extracting the alkaloid scopolamine from datura stramonium seeds?
Jenks, anticholinergic substances cause memory problems, it is well known fact. Substances which inh ... |
5-7-2024 at 05:23
by: Fery |
Acetic anhydride preparation
[rquote=693492&tid=9&author=Keras]So today I've tried AcOH in DMSO + phosphorus pentoxide.
... |
30-6-2024 at 21:26
by: Fery |
Separating Toluene from N-Butyl Acetate
Luckily they seems not to form any azeotrope:
http://www.sciencemadness.org/talk/viewthread.php?tid ... |
28-6-2024 at 21:03
by: Fery |
Methane sulfonic acid as replacement for H2SO4?
I would like to use the acid for condensation/cyclisation reactions. Is the 30% water content OK or ... |
25-6-2024 at 02:06
by: Fery |
Acetic anhydride preparation
If you obtained some acetic anhydride, at least part of it (or maybe all???) could undergo cyclisati ... |
10-6-2024 at 20:48
by: Fery |
I have 5% Pd/C and need a reaction to do...
I did these 2 experiments, the first one was hydrogenation (a product with flowers scent) and the se ... |
10-6-2024 at 07:52
by: Fery |
Diethylether (sulfuric acid saving method)
Great experiment !!!
I had also similar experience when synthesizing 1,4 dioxane from ethylene glyc ... |
18-5-2024 at 00:57
by: Fery |
Synthesis of terephthalic acid from a PET water bottle
Ethylene glycol is odorless. Why not hydrolyzing PET directly in solution of NaOH and avoiding wasti ... |
19-2-2024 at 21:51
by: Fery |
Sulfur, calcium thiosulfate from gypsum
Interesting experiment! You could probably obtain a mixture of thiosulfate with polysulfides by boil ... |
19-2-2024 at 08:15
by: Fery |
Synthesis of terephthalic acid from a PET water bottle
Well done! Nice experiment! Yes, much cleaner than pyrolysis. Costs could be perhaps reduced by avoi ... |
2-2-2024 at 21:13
by: Fery |
mauve preparation
Great experiment Bedlasky !!! Thanks for sharing all the necessary steps and also to avoid butanone ... |
26-1-2024 at 10:02
by: Fery |
Synthesis of benzene from PET water bottles
Well done and quite big scale experiment!
Ca salts of organic acids are used for producing ketones. ... |
25-1-2024 at 20:58
by: Fery |
Preparation of Hydrogen Cyanide
[rquote=690432&tid=160124&author=Admagistr]I found it: https://www.sciencemadness.org/whispe ... |
25-1-2024 at 20:33
by: Fery |
Preparation of Hydrogen Cyanide
[rquote=690424&tid=160124&author=Admagistr]@Fery: You did some rough experiments when you we ... |
25-1-2024 at 10:31
by: Fery |
Preparation of Hydrogen Cyanide
Great! Keep up good work. Also perfect experiment with the mosquito, so everyone could imagine how q ... |
24-1-2024 at 20:54
by: Fery |
Multiple bad experiences with AliExpress
woelen that's very sad news, especially scamming very skilled chemist with sulfur
according the com ... |
21-1-2024 at 18:49
by: Fery |
Can hydrogen peroxide be vacuum distilled straight from sodium percarbonate?
2nd idea - couldn't be the carbonate first decomposed with some weak acid (like citric, tartaric, ac ... |
19-1-2024 at 01:26
by: Fery |
Can hydrogen peroxide be vacuum distilled straight from sodium percarbonate?
This is an interesting idea. But H2O has lower b.p. and will distill first with only very small part ... |
19-1-2024 at 01:07
by: Fery |
Anthraquinone preparations
Boffis great experiments! I wonder whether naphthalene couldn't be oxidized that way but very likely ... |
16-1-2024 at 23:00
by: Fery |
Easy-to-synthesize odor compounds
Hi teodor, I can supply you with Phenylethyl alcohol, I should have 20 L barrel of it somewhere. Als ... |
12-1-2024 at 06:12
by: Fery |
Laboratoriumdiscounter.nl ratings
I have also very bad experience with them. I ordered only once from them and that was also the last ... |
12-1-2024 at 05:54
by: Fery |
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