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Is it possible to clean phosphors from Fl Tube?
The fosfors are harmless, rare earth metal complexes. What you need to look out for is the mercury i ... |
16-3-2008 at 14:15
by: vulture |
Washing and storing glassware.
Acetone, acetone, acetone. If that doesn't work, chloroform, then hot chloroform (or DCM), finally a ... |
15-3-2008 at 16:47
by: vulture |
Alkyl chlorides, Bromides and Iodides
[quote]
I thought Ph3P is rather easily oxidized by oxygen, so maybe traces will easily oxidized if ... |
15-3-2008 at 09:37
by: vulture |
Alkyl chlorides, Bromides and Iodides
A modified Appel synthesis with PPh3 and NBS in DCM @ 0C is also a clean method with high yields. On ... |
15-3-2008 at 02:58
by: vulture |
Vacuum Nitric Distillation
You have a leak. Once vacuum is attained there shouldn't be anything sucked out of your setup. Caref ... |
14-3-2008 at 14:04
by: vulture |
How do you ignite your BOOM materials?
Practical discussion of energetic materials on this forum is not allowed. |
13-3-2008 at 13:53
by: vulture |
Adios
Azo, learn how to post or you'll be involuntarily removed from posting. Thank you. |
12-3-2008 at 14:18
by: vulture |
Write-up on synthesis of K3CrO8, a very energetic peroxochromate
I'm not such a fan of washing this with organic solvents, especially ethanol, which could be readily ... |
11-3-2008 at 13:24
by: vulture |
Biphenyl, would this method work?
No, no. It's not the same as with organozinc reagents. Anyway, my interest in this reaction is limit ... |
9-3-2008 at 12:10
by: vulture |
HMTD smells like ammonia
[quote]
Well I just synthed some HMTD (mostly to test my magnetic stirrer) and I decided to smell i ... |
8-3-2008 at 17:09
by: vulture |
Biphenyl, would this method work?
The zinc is just there to reduce the nickel(II). Then you have oxidative addition of the aryl halide ... |
5-3-2008 at 14:16
by: vulture |
Biphenyl, would this method work?
You don't explicitely need Mg or grignardreagents. Zinc metal, NiL2Cl2 and PhCl refluxation in a pol ... |
5-3-2008 at 11:53
by: vulture |
Solvent ideas needed.
Any pharmacist in europe should be able to get you IPA, as it's used for desinfection. If you're afr ... |
3-3-2008 at 15:07
by: vulture |
Nitration of xylene
Toluene is methylbenzene. Ethylbenzene could be regarded as an isomer of xylene. |
2-3-2008 at 14:05
by: vulture |
Department of Homeland Security proposing anti-terror regs worse than anything DEA ever dreamt about...
What always baffles me is how they make these lists. There must be chemists who actually cooperate i ... |
2-3-2008 at 03:56
by: vulture |
Solvent ideas needed.
Isopropyl alcohol might be the best of both worlds. Or some higher alcohol. Diethyl ether?
[Edited ... |
1-3-2008 at 09:24
by: vulture |
Chromatotron - radial chromatography.
I fail to see the benefits of radial chromatography compared to flash chromatography, unless the com ... |
1-3-2008 at 02:04
by: vulture |
Physical properties of HgCO3, mercuric carbonate
Your equation is wrong. Mercuric sulfate is not acidic, so it won't react with (hydrogen)carbonate i ... |
28-2-2008 at 15:17
by: vulture |
Incompatibilities in organometallics?
Vogel's is very good for practical details. Another option to consider might be Organikum (the book) ... |
28-2-2008 at 13:44
by: vulture |
Compressed Gases on the Cheap
Be wary that the explosion limits of hydrogen vary with pressure and temperature. You should be able ... |
26-2-2008 at 14:22
by: vulture |
Can Digital Photography be used as the receptor array for FT-IR?
Most CCDs are in fact sensitive to IR light, try pointing a remote at a digital camera. However, mos ... |
11-2-2008 at 13:23
by: vulture |
Pd/C vs. Pd/BaSO4
Pd/BaSO4 will not reduce double bonds, but will reduce triple bonds, IIRC. It's basically Pd poisone ... |
3-2-2008 at 09:26
by: vulture |
post whores like me
Where the hell are you going with this? I'm sure you can come up with exceptions till we're all havi ... |
1-2-2008 at 13:29
by: vulture |
post whores like me
[quote]
Also, yes, moderators don't have to be polite or allow people second chances without tearin ... |
31-1-2008 at 13:57
by: vulture |
Method For Drying Mg(No3)2
No, no, the magnesium nitrate is the drying agent instead of sulfuric acid here, not the reagens whi ... |
30-1-2008 at 15:20
by: vulture |
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