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N-nitroso-N-methyl-p-toluenesulphonamide
Rough surfaces in general.

A solution would be more unstable. Vogel should answer everything. If ...
31-3-2020 at 11:16
by: S.C. Wack
Leuckart reaction with oxalic acid
One would add peroxide first, unless small amounts of methanol are needed.
31-3-2020 at 11:02
by: S.C. Wack
Purifying a formaldehyde solution w/ blue dye
Distilling aq. solutions isn't a problem. Something like an azeotrope of 10% comes over on simple di ...
15-3-2020 at 05:41
by: S.C. Wack
Al(O-i-Pr) decomposition problem
[rquote=632572&tid=154924&author=mackolol]maybe should I use more isopropanol.[/rquote]

S ...
13-3-2020 at 13:10
by: S.C. Wack
Discourse split from Urushibara nickel thread
[rquote=629865&tid=154750&author=DavidJR]Is everyone just skimming right over the fact that ...
23-1-2020 at 14:09
by: S.C. Wack
Venturi Water Aspirator - Bad design? Not achieving a good vacuum
I suspect that the problem is your expectations for cheap Chinese garbage.
14-1-2020 at 15:22
by: S.C. Wack
What is wrong with MDMA production nowdays?
[rquote=629375&tid=154716&author=Corrosive Joeseph]This sounds like the classic safrole vs P ...
12-1-2020 at 13:48
by: S.C. Wack
What is wrong with MDMA production nowdays?
No mention of optical rotation eh. Throw some MDA, MDPV, etc. at the lab and see if they say it's MD ...
12-1-2020 at 10:53
by: S.C. Wack
methylamine via direct amination of methyl bromide
[rquote=629342&tid=154645&author=clearly_not_atara] I actually kinda wonder if you would get ...
12-1-2020 at 08:02
by: S.C. Wack
Guanidine from dicyanodiamide
Hot sulfuric acid.
12-1-2020 at 07:51
by: S.C. Wack
Fume Hood Blower Installation
[rquote=628697&tid=154644&author=Abromination]The problem I have with metal is the corrosion ...
11-1-2020 at 19:56
by: S.C. Wack
Attempts to make calcium iodide
NaI reacts with acetone for sure, I wonder if other iodides do. Acetone does react with calcium and ...
11-1-2020 at 11:13
by: S.C. Wack
methylamine via direct amination of methyl bromide
The last thing needed here is a recipe for how to use the available chemicals to make "a very toxic ...
11-1-2020 at 10:49
by: S.C. Wack
Belladonna extract
It doesn't seem entirely unwise (except for the unknown provenance and legitimacy) as one would gene ...
8-1-2020 at 15:12
by: S.C. Wack
Concentrating Battery Acid and Chromium Sulfate Synthesis
Inorg. Syn. 10, 26 has directions (in short, avoid oxygen...phrases such as "rigorously free" are us ...
8-1-2020 at 14:07
by: S.C. Wack
Concentrating Battery Acid and Chromium Sulfate Synthesis
I note that Brauer's entry for the chromous salt has 20 g. Cr dissolving completely in 150 ml water ...
6-1-2020 at 18:40
by: S.C. Wack
Concentrating Battery Acid and Chromium Sulfate Synthesis
Perhaps the sulfurous smell and resistant metal are closely related; i.e. you have passivated your C ...
5-1-2020 at 08:08
by: S.C. Wack
Preparation of weak hydroiodic acid(for making NaI)
[rquote=628971&tid=154650&author=B.D.E]Edit: Just for curiosity I rinsed the NaI with some n ...
4-1-2020 at 11:03
by: S.C. Wack
Concentrating Battery Acid and Chromium Sulfate Synthesis
[rquote=628988&tid=154678&author=artemov]Do I need to wait until it turns violet?

Also a ...
4-1-2020 at 10:51
by: S.C. Wack
methylamine via direct amination of methyl bromide
[rquote=628930&tid=154645&author=chemist1243]my lengthy explanation should not be seen as a ...
3-1-2020 at 15:28
by: S.C. Wack
methylamine via direct amination of methyl bromide
[rquote=628830&tid=154645&author=chemist1243]my post history peiced together leads to some d ...
31-12-2019 at 18:09
by: S.C. Wack
Red Phosphorus Source
Well there are laws about licenses for importing or selling list 1 chemicals (like ephedrine). And p ...
31-12-2019 at 17:15
by: S.C. Wack
I quit using cannabis to be a safer chemist.
[rquote=628626&tid=154197&author=Fery]yes almost everyone has some excuse for abusing (drug ...
27-12-2019 at 15:48
by: S.C. Wack
I quit using cannabis to be a safer chemist.
I have spent a lifetime observing people use drugs as an excuse for their problems and behaviors, or ...
27-12-2019 at 03:54
by: S.C. Wack
Vinegar to Glacial Acetic Acid Via Charcoal
[rquote=62536&tid=5528&author=learner]Trying to Find Info On Johann Tobias Lowitz's 1789 met ...
25-12-2019 at 11:16
by: S.C. Wack
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