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Drying Glycerol
[rquote=436490&tid=22180&author=thejerseyrebel]so I tried this with some impure glycerin wit ...
27-1-2016 at 09:09
by: S.C. Wack
Value of gold
[rquote=192059&tid=14592&author=bbartlog]When I bought gold a while back (physically deliver ...
20-1-2016 at 12:54
by: S.C. Wack
Distilling oddness
[rquote=435681&tid=65059&author=blogfast25]And the idea that a common Brønsted–Lowry acid ...
18-1-2016 at 17:03
by: S.C. Wack
Distilling oddness
It depends on whether the water is boiling.

Would be interesting if the additive was making phosp ...
17-1-2016 at 15:41
by: S.C. Wack
toluene --> benzaldehyde
[rquote=435156&tid=2223&author=gsd]The synthetic MnO2s (EMD and CMD) - besides being very co ...
14-1-2016 at 16:37
by: S.C. Wack
Sodium Ethyl Sulfate
BTW Perrin/Armarego et al. 7th ed.'s full entry:

Sodium ethylsulfate [546-74-7] M 166.1. Recrysta ...
2-1-2016 at 16:59
by: S.C. Wack
Sodium Ethyl Sulfate
Myself with the excess ethanol there and all I'd dry by azeotrope, then toss dry zeolite in the dist ...
2-1-2016 at 14:20
by: S.C. Wack
Sodium Ethyl Sulfate
[rquote=433722&tid=1113&author=JJay]remove the ethanol and recrystallize from water.[/rquote ...
2-1-2016 at 12:27
by: S.C. Wack
ethylene oxide
Weygand recommends 2-chloroethyl acetate "added dropwise to a mixture of coarsely ground potassium h ...
15-11-2015 at 18:07
by: S.C. Wack
Acetaldehyde synthesis
[rquote=324839&tid=55&author=WGTR]I'm just going to post this reference for right now; it se ...
14-11-2015 at 18:05
by: S.C. Wack
Preparation of Iodomethane
Sur la préparation des éthers iodhydrique, bromhydrique et méthyliodhydrique.
Par J. E. de Vrij, ...
11-11-2015 at 17:51
by: S.C. Wack
Glass Wool
Insulation is made with a formaldehyde resin binder. Fiber sold for mixing with Bondo or gypsum/PVA ...
8-11-2015 at 12:31
by: S.C. Wack
Benzene synthesis
It would not have been unwise to purify the aniline before doing anything with it; of course you kno ...
17-10-2015 at 10:00
by: S.C. Wack
Tin and Zinc Chloride Synthesis
[rquote=422490&tid=63827&author=deltaH]I'm curious if this yellow curds is a universal behav ...
10-10-2015 at 08:23
by: S.C. Wack
Tin and Zinc Chloride Synthesis
You realize there is always undissolved tin in Blanchard's preparation? More likely than not it work ...
3-10-2015 at 09:43
by: S.C. Wack
Tin and Zinc Chloride Synthesis
Blanchard uses nitric acid...with the HCl, and "nearly the calculated yield of stannous chloride sho ...
3-10-2015 at 07:44
by: S.C. Wack
Why is arsenic still so regulated in the US?
> Why is arsenic still so regulated in the US?

What regulation? OSHA, FDA, DOT, and EPA regula ...
28-9-2015 at 14:56
by: S.C. Wack
n-propanol to propionaldehyde
I was going to suggest copper chromite but oh there's that Cr again. How about just the copper then
28-9-2015 at 14:35
by: S.C. Wack
Cheap Silica Source? (Column Chromatography)
Of course Brauer has a relevant entry, from the usual water glass solution. "Gels prepared according ...
26-9-2015 at 07:30
by: S.C. Wack
The Hive back online at Erowid
(Rated as: excellent)

[rquote=420422&tid=63745&author=Lilienthal]We have just launched [ ...
23-9-2015 at 12:34
by: S.C. Wack
Nitrogen trichloride NCl3 production
Odds are about even that, or he made it to appear so, or his chemical adventures aroused interest fr ...
21-9-2015 at 12:36
by: S.C. Wack
Preparation of cyanides
[rquote=419235&tid=23&author=lysander]I followed Ledgard's instructions[/rquote]

There's ...
16-9-2015 at 17:56
by: S.C. Wack
Syringol and Liquid Smoke
Pearl mentions that article in JACS and his patent US2516412 as a good method.

Fixed:
[rquote=41 ...
1-9-2015 at 15:46
by: S.C. Wack
Silvering Failures and Waste Disposal
Brauer uses sugar too. Technique. Details. Standing for a week with alcohol and not much acid. Braue ...
30-8-2015 at 08:39
by: S.C. Wack
Cherry Red Mercury
[rquote=417569&tid=63457&author=Bot0nist]Is OP talking about murcuric iodide, oxide or some ...
29-8-2015 at 10:25
by: S.C. Wack
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