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Expensive chemicals You can make buckyballs by passing an electric arc between 2 graphite electrodes in an inert atmosph ... |
14-11-2011 at 09:29 by: drago57 |
Need some help about α-Bromination Are you excluding light from your reactions? Bear in mind even a fluorescent strip light will be eno ... |
16-9-2011 at 22:41 by: drago57 |
Dichloromethane ? [rquote=58480&tid=1083&author=Magpie]
Now, during my recent refresher course the lab manual ... |
13-9-2011 at 22:08 by: drago57 |
Shop-made supercritical CO2 chamber I've been using supercritical/liquid CO2 most days for the last 4 years for my PhD project. I wouldn ... |
12-9-2011 at 22:14 by: drago57 |
Item identification Awesome, a bit of American bashing. Nothing like it to help ingratiate a fellow with a new crowd
... |
4-9-2011 at 06:18 by: drago57 |
dry vacuum column chromatography [rquote=220974&tid=17442&author=jlawrence]Hello,
Has anyone here tried dry vacuum column ... |
3-9-2011 at 23:25 by: drago57 |
drying EtBr for grignard You could pass it through a short plug of alumina if you've got that to hand.
But depending on ex ... |
2-9-2011 at 07:36 by: drago57 |
8-Methoxycaffeine synthesis [rquote=220262&tid=17368&author=ab5000]
Draco57, thanks for the info That caffeine deriv ... |
27-8-2011 at 22:52 by: drago57 |
8-Methoxycaffeine synthesis That chlorination should work well enough. Recrystallise from DCM/hexane according to "Water Science ... |
26-8-2011 at 12:21 by: drago57 |
aniline hydrochloride -->aniline I've worked a fair bit with aniline for my project. It does go very dark brown, even opaque black if ... |
23-8-2011 at 22:49 by: drago57 |
Calls Prince Charles a "snakeoil salesman" forced to retire [rquote=219608&tid=17323&author=hissingnoise]
His issue is little better . . .
[/rquot ... |
21-8-2011 at 22:01 by: drago57 |
Preparation of Bromine [rquote=166943&tid=13104&author=Magpie][align=center]
In a 250mL beaker place 50mL of wat ... |
20-8-2011 at 22:56 by: drago57 |
Very exothermic rxn: bromine & pyridine First thing; if you're trying to generate radicals from Br2, no need for UV light. An incandescent o ... |
19-8-2011 at 12:40 by: drago57 |