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Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
I've checked with my supplier, and DCC is quite affordable (24.20E for 100g), the DMAP is much more ... |
30-5-2008 at 18:32
by: Klute |
thionyl chloride and alcohols
But he would have obtained some SO2 afetr dissolving the HCl in water, no?
I think alcohol wh ... |
30-5-2008 at 15:29
by: Klute |
TEMPO substitute?
I restarted a TAA synthesis, following the same procedure with dry ammonia, but at a double scale. H ... |
30-5-2008 at 10:54
by: Klute |
Funny Molecules
That page is hilarious, thank you for the link Al Koholic! |
30-5-2008 at 05:17
by: Klute |
crude alkaloid extraction related question
I would think completly drying tyhe plant material would able any organic solvent to soak up inside ... |
29-5-2008 at 06:59
by: Klute |
TEMPO substitute?
Couldn't wait until tomorow: the first home made 4-oxo-TEMPO 
 
[IMG]http ... |
28-5-2008 at 15:57
by: Klute |
crude alkaloid extraction related question
It could also be plant fats, thta are slightly soluble in MeOh, and crash out whne part of it has be ... |
28-5-2008 at 09:39
by: Klute |
TEMPO substitute?
My pleasure Bolt!  This project is really catching me on! I will not rest until
TEMPO catalysts ar ... |
27-5-2008 at 10:46
by: Klute |
Synthesis of 2,2,6,6-tetramethylpiperidin-4-one (Triacetoneamine)
[b]Oxydation of triacetoneamine with H2O2/K2CO3[/b]
[IMG]http://img.photobucket.com/albums/v622 ... |
27-5-2008 at 10:46
by: Klute |
TEMPO substitute?
I would like to add that MeOH is a excellent recrysatllization solvent for TAA.HCl, a dual solvent w ... |
26-5-2008 at 13:12
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
Beautifull, thank you! These direct procedures still seem pretty out of reach though... If we could ... |
26-5-2008 at 05:26
by: Klute |
diethyl ether
the pot will end up BLACK after heating anyway.. i your sulfuric acid clear, or colored? In any case ... |
25-5-2008 at 13:07
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
I don't think a couple weeks more will hurt the reaction, i forgot about for over 6 months
App ... |
25-5-2008 at 04:11
by: Klute |
bromate synthesis
We don't have the same laws in europe concerning amunition
I can't just walk in and ask for amm ... |
24-5-2008 at 09:47
by: Klute |
TEMPO substitute?
Thank you very much Chemoleo! Indeed, it is pretty interesting!
That finally gives us an idea of ... |
24-5-2008 at 06:36
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
Oh My! I'm so jealous of that chlorosulfonic acid!
I'm very glad this subject has interested s ... |
24-5-2008 at 06:11
by: Klute |
bromate synthesis
I could always send you a couple electrodes and vice versa and see if we get the same results this t ... |
23-5-2008 at 13:13
by: Klute |
How to cleave a ketone
Yes, but you would better be off storing the perborate . And just generate the
peracid (other acid ... |
23-5-2008 at 13:08
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
Well, witht he 4-hydroxy-TEMPO it would be the nitrosyl radical, but I realized it would be better t ... |
23-5-2008 at 07:06
by: Klute |
TEMPO substitute?
I will do so after recrysatllization, I think there must be a little diacetoneamine and other uncycl ... |
23-5-2008 at 06:14
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
Well, it was much more becasue I already have some at hand, and these kind of resisn are prett expen ... |
23-5-2008 at 06:11
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
Hum, good point. But wouldn't sufuryle chloride form Si-Cl bonds rather thatn the sulfonic acid? I d ... |
23-5-2008 at 05:50
by: Klute |
which is the best solvent can dissolve CuCN?
CuCN is often used in DMF. I don't know if it is entirely soluble in ti, at least partially solvated ... |
23-5-2008 at 03:15
by: Klute |
Functionalization of silica gel without silanes, solid supported TEMPO catalysts?
I'm starting to interest myself to silica-supported TEMPO catalysts, as a good application of 4-oxo- ... |
23-5-2008 at 03:13
by: Klute |
bromate synthesis
I used a very old battery! It had been depleted for several years, and was laying outside... but st ... |
23-5-2008 at 02:46
by: Klute |
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