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Acetophenones from benzaldehydes? Well, this reagent is very commonly used in research labs, especially with fatty acids caracterisati ... |
25-7-2008 at 04:55 by: Klute |
Ethanolic potassium hydroxide A bit OT, but I use NaOh for my base bath at home and at work, beacsue it's cheaper, and I've found ... |
24-7-2008 at 19:37 by: Klute |
workup issue after TCT/DMF reax You could try filtering through a cotton plug or soemthing to remove most of the solids, and contiƧ ... |
24-7-2008 at 17:02 by: Klute |
Ethanolic potassium hydroxide Calcium oxide, or quicklime, is usually sold in gardening stores in pretty large quantities, to deco ... |
24-7-2008 at 16:31 by: Klute |
Ethanolic potassium hydroxide Yes, if there is enough water around, you will obtain two layers as the KOH "salts" out the water fr ... |
24-7-2008 at 15:57 by: Klute |
Does LAH reduces allylic amines? IIRC, LAH genrally doesn't reduce double bonds that are not conjugated with EWD groups such as -NO2 ... |
23-7-2008 at 14:20 by: Klute |
Henry Reaction There is a lot of info regarding this available.
IIRC, tertiary amines are used as catalyst if yo ... |
23-7-2008 at 13:07 by: Klute |
Acetophenones from benzaldehydes? Ah, ok. I thought that was a simple reduction and didn't really undersatnd the point. Thank you for ... |
23-7-2008 at 07:53 by: Klute |
Acetophenones from benzaldehydes? I haev realized that the chlorination of benzaldehyes to the benzoyl chlorides might not be applicab ... |
23-7-2008 at 06:08 by: Klute |
Acetophenones from benzaldehydes? Thank you all for your comments. It seems the grignard is finally the best option then, I do not pos ... |
23-7-2008 at 05:23 by: Klute |
Acetophenones from benzaldehydes? Nice, i hadn't thought of that. But I don't have any cyanides, and don't really feel confortable usi ... |
22-7-2008 at 19:52 by: Klute |
Acetophenones from benzaldehydes? Does anyone know of a practical way of forming acetophenones from benzaldehydes? Substitued acetophe ... |
22-7-2008 at 18:39 by: Klute |
On the related topics thread proliferations... I don't want to divert this thread, but I would like to say I agree with UnintentionalChaos, about t ... |
22-7-2008 at 16:04 by: Klute |
Problem with monomethylation of amines..... Here are a few pics of the zinc mediated n-monomethylation:
The phosphate salt of the amine, afte ... |
22-7-2008 at 15:55 by: Klute |
how to oxidize ring chain with KMnO4 Have a look a this thread:
http://www.sciencemadness.org/talk/viewthread.php?tid=8268&page=1# ... |
22-7-2008 at 05:57 by: Klute |
Problem with monomethylation of amines..... I'm considering the preparation of n-methylphenethylamine, by mono-methylation of 2-phenethylamine.
... |
21-7-2008 at 15:23 by: Klute |
Old aniline HCl? I would suggest dissolving your salt in dH2O, washing the solution with an adequate solvent, then fr ... |
21-7-2008 at 14:00 by: Klute |
Grignard Reda the procedures also in Vigels and other preparative chemistry books, lots of usefull details.
... |
21-7-2008 at 13:49 by: Klute |
Very Mild Chlorinating Reagents for Delicate Substrates Thank you for sharing all these very interesting articles.
A one pot reaction to simialr reagentr ... |
21-7-2008 at 13:31 by: Klute |
Very Mild Chlorinating Reagents for Delicate Substrates Is there any mention of PCL3 or PCL5 been used? Maybe direct chloriantion with Cl2 and a halogen car ... |
20-7-2008 at 14:35 by: Klute |
Pyrolytic production of scopolamine from OTC precursor Although the complete synthesis of such an alkoid can represent a interesting chemical challenge, is ... |
19-7-2008 at 18:47 by: Klute |
Oxidation of phenethylamine to (2-nitroethyl)benzene [quote]The reaction of 3-chloroperoxybenzoic acid with aliphatic primary amines (2-butylamine, 1-hex ... |
19-7-2008 at 08:54 by: Klute |
Does ammonium formate sublime? I've also had a similar problem, by slowly evaporating an amm. formate solution from 28% NH3 and 75% ... |
17-7-2008 at 11:30 by: Klute |
I need to reduce a nitro to amine. Idea ? Definitively go for a CTH, I think even a desactivated catalyst such as Pd/BaSO4 could reduce it eff ... |
17-7-2008 at 11:24 by: Klute |
Acid to aldehyde w/o hydrides? Sulfamic acid is commonly found at swimming pool stores AFAIK. |
16-7-2008 at 13:13 by: Klute |
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