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A simple extraction? [rquote=205527&tid=15160&author=Random]
http://en.wikipedia.org/wiki/Piperine
"It yields ... |
30-3-2011 at 12:20 by: Nicodem |
Some Questions [rquote=205183&tid=15867&author=Nicodem]The number of stereoisomers is thus easy to calculat ... |
30-3-2011 at 10:33 by: Nicodem |
Ozone epimerization? Please open threads without references, and/or with vague or unanswerable questions only in the Begi ... |
30-3-2011 at 10:26 by: Nicodem |
A simple extraction? [rquote=205495&tid=15160&author=Random]I saw on this page that solubility of piperine is 40m ... |
30-3-2011 at 10:20 by: Nicodem |
Synthesis of Oleic Acid from Olive Oil Mindchemist, please explain what this thread is about. Have you actually performed what you claim or ... |
30-3-2011 at 10:14 by: Nicodem |
Benzaldehyde from Benzyl Chloride and Nitromethane [rquote=205305&tid=15878&author=Ephoton]case closed ![:)](./images/smilies/smile.gif)
...
Eleven and one-half grams ( ... |
28-3-2011 at 10:06 by: Nicodem |
Urea salts during heating [rquote=205184&tid=15850&author=Random]AndersHoveland, thanks for that carbamate ester info, ... |
26-3-2011 at 03:23 by: Nicodem |
Some Questions A stereogenic center is each atom or bond that can have two or more configurations with the same con ... |
26-3-2011 at 03:17 by: Nicodem |
Urea salts during heating [rquote=204924&tid=15850&author=Random]I was thinking for some time, urea often makes salts ... |
26-3-2011 at 02:59 by: Nicodem |
Trimethylsulfonium bromide and its use for the methylation of phenols [rquote=205082&tid=15704&author=spirocycle]Just a note for those trying this:
when diluted ... |
25-3-2011 at 13:10 by: Nicodem |
Some Questions 1. The product P is most like 2-naphthol and the diene at the left plays no role. The Diels-Alder re ... |
25-3-2011 at 12:39 by: Nicodem |
Indole to Indole N-oxide Are you sure you mean indole N-oxide rather than N-hydroxyindole? As far as I know indole N-oxides a ... |
20-3-2011 at 07:54 by: Nicodem |
Trimethylsulfonium bromide and its use for the methylation of phenols [rquote=204680&tid=15704&author=spirocycle]so you are saying that TMSB is less reactive, mak ... |
20-3-2011 at 07:17 by: Nicodem |
Trimethylsulfonium bromide and its use for the methylation of phenols With "too small", I had in mind the genotoxicity mechanisms relying in direct non-covalent interacti ... |
19-3-2011 at 09:32 by: Nicodem |
Trimethylsulfonium bromide and its use for the methylation of phenols But why would you suspect trimethylsulfonium salts could be carcinogenic?
With such preemptive assu ... |
19-3-2011 at 02:16 by: Nicodem |
Catechol preparation The only mention related to the Fries rearrangement of aspirin that I could find is in some old arti ... |
19-3-2011 at 01:51 by: Nicodem |
Water removal from ionic liquid You would better try drying the urea and acetamide first (for example, in a desiccator over P2O5 und ... |
14-3-2011 at 08:28 by: Nicodem |
De-Tert-Butylation of 4-t-butylacetophenone [rquote=204215&tid=15781&author=johnames]I haven't found much on why FeCl3 leads to dirtier ... |
14-3-2011 at 05:17 by: Nicodem |
Amidation of Fatty Acids "MS 3A" means 3 Angstroms molecular sieves. That is from Synthesis, 2009, 160-164. It does not appea ... |
13-3-2011 at 11:53 by: Nicodem |
desktop NMR? The peaks are absolutely terribly wide and couplings horrible!
But speaking relatively, the peaks ... |
13-3-2011 at 11:36 by: Nicodem |
Why the nitrile groups are unreactive in polyacrylonitrile? [rquote=204085&tid=15777&author=adianadiadi]Nitrile group is reactive and can undergo hydrol ... |
13-3-2011 at 11:25 by: Nicodem |
Chemical properties of disodium chloride? [rquote=204118&tid=15779&author=m1tanker78]I also found it in a formulation of eye drops man ... |
13-3-2011 at 11:22 by: Nicodem |
Pyridoxine to Pyridoxal [rquote=203997&tid=15772&author=Om rana]I need to oxidise Pyridoxine to Pyridoxal....(reacti ... |
13-3-2011 at 11:08 by: Nicodem |
De-Tert-Butylation of 4-t-butylacetophenone You can check a review paper on the use of the t-butyl protecting group for positions on the aromati ... |
13-3-2011 at 10:49 by: Nicodem |
The Social Norm of Capitalization Yes, I'm aware that everyone, me included, makes lots of mistakes. But that was not the question. Wh ... |
12-3-2011 at 06:24 by: Nicodem |
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