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Potassium Phthalate from multiple Xylene isomers
I can actually buy a relatively cheap o-xylene, because it's the only isomer that can be separated b ... |
10-12-2015 at 09:49
by: byko3y |
Liquid Mercury
AFAIK it's 40 seconds of the video are 40 minutes of real time - you can clearly see why it's not su ... |
9-12-2015 at 06:15
by: byko3y |
Hydrogen cyanide trap
FeCl2 + Ca(OH)2 + HCN => Ca2[Fe(CN)6]
Ca2[Fe(CN)6] + 2 KCl => CaK2[Fe(CN)6]↓ + CaCl2
CaK2 ... |
9-12-2015 at 06:06
by: byko3y |
Liquid Mercury
Sulfates and nitrates love to decompose and hydrolyze
2Hg(NO3)2 --> 2HgO(s) + 4NO2(g) + O2(g)
t ... |
9-12-2015 at 02:35
by: byko3y |
Phenethanolamine synthesis is frustrating me!
It's just interesting to watch that few people actualy have read the thread and papers in it (becaus ... |
2-12-2015 at 14:24
by: byko3y |
Is concentrated HCl yellow?
It's not chlorine, because it has nowhere to come from: there was no free chlorine as well as no oxi ... |
30-11-2015 at 23:04
by: byko3y |
propiophenone from calcium propionate and calcium benzoate
[b]Pumukli[/b], catalyst is Fe3O4, solvent is Downtherm A. |
30-11-2015 at 17:01
by: byko3y |
KOH/NaOH production - ion exchange membrane question
Industrial chloralkali production devices, that use membranes and transitional metals electrodes and ... |
30-11-2015 at 00:31
by: byko3y |
Concentrating hydrochloric acid
[b]fdsailor[/b], I have no idea where you've found the stupid guides with bubbling HCl through water ... |
30-11-2015 at 00:23
by: byko3y |
Is concentrated HCl yellow?
I have a distilled HCl solution, and I can say it has a very slight yet noticable yellow-green color ... |
29-11-2015 at 19:34
by: byko3y |
Salting out
This is based on practical observations. |
26-11-2015 at 19:23
by: byko3y |
Salting out
Use another lipophilic solvent - it's hard to impossible to extract benzyl alcohol from water soluti ... |
26-11-2015 at 18:58
by: byko3y |
Lucas' reagent mechanism
There was almost no research on lucas reagent mechanism, so I'd say nobody knows exactly the mechani ... |
26-11-2015 at 18:19
by: byko3y |
Alternative methylation reagents to form quat tryptamine salts?
[b]Quatro[/b], 3.3 eq. MeI, 1.25 eq. K2CO3, 18 h at rt in ethanol. |
25-11-2015 at 21:49
by: byko3y |
Alternative methylation reagents to form quat tryptamine salts?
Hunig's base does not allow quaternization, so the product will be N,N-dimethyltryptamine.
For quat ... |
22-11-2015 at 20:15
by: byko3y |
Alternative methylation reagents to form quat tryptamine salts?
You are right, there should be a base for a regular amine alkylation. Clearly, the examples you gave ... |
22-11-2015 at 16:01
by: byko3y |
Alternative methylation reagents to form quat tryptamine salts?
[b]Quatro[/b], 12 hours is a really long time for such a reactive halide as MeI, and the yields are ... |
22-11-2015 at 14:45
by: byko3y |
Alternative methylation reagents to form quat tryptamine salts?
[b]Nicodem[/b], I can't seem to find the source of the quote "1. Dimethylcarbonate (DMC) is a much s ... |
22-11-2015 at 10:26
by: byko3y |
Bromoacetyl Bromide
What's your starting coupound(s)? Thionyl bromide, anhydride+HBr, oxalyl bromide can be used to conv ... |
20-11-2015 at 13:37
by: byko3y |
Graham Condenser Usefulness?
Only few chemists on youtube are experienced enough to show a really good setup. Anyway I would reco ... |
15-11-2015 at 15:09
by: byko3y |
2-octanol
In this procedure 2-octanone is reduced to 2-octanol via Meerwein-Ponndorf-Verley reduction (alcohol ... |
14-11-2015 at 05:39
by: byko3y |
OTC Calcium Hydroxide
Ca(OH)2 powder absorbs CO2 from the air as crazy That's another reason not to use filtration, but de ... |
29-10-2015 at 18:55
by: byko3y |
OTC Calcium Hydroxide
In fact they sell something which is not a hydrated lime, but a mixture of CaCO3+Ca(OH)2. So I've go ... |
27-10-2015 at 13:26
by: byko3y |
sebacic acid
Friendly speaking, i don't think lead oxides are needed at all. Most likely indian piece of shits ju ... |
26-10-2015 at 18:49
by: byko3y |
sebacic acid
It's not possible ot obtain something close to quantitative yield of sebacic acid using this method. ... |
26-10-2015 at 00:26
by: byko3y |
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