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LAH reductions with H2SO4: rationale?
If AlCl3 is used to generate alane, one needs to use about a threefold excess in order to supress th ... |
7-12-2009 at 02:32
by: Barium |
LAH reductions with H2SO4: rationale?
Alane can be generated from LAH or SAH (sodium aluminum hydride) and, pretty much, any strong acid; ... |
6-12-2009 at 07:41
by: Barium |
Phenacyl chloride
devongrrl , I'd choose the Friedel Craft acylation any day of the week. Chloroacetyl chloride isn't ... |
22-10-2009 at 17:24
by: Barium |
Thiourea Dioxide --> better than borohydride?
I doubt it will reduce a aliphatic nitro group all the way to the amine. But hey, try it! Add a coup ... |
22-8-2009 at 11:11
by: Barium |
Vilsmeier–Haack reaction
Try to generate the bisufite adduct to see if you have a carbonyl group present at all. |
19-8-2009 at 14:09
by: Barium |
Is this polar?
Ehh yes, it is pretty friggin' polar! By the way, why would that info be submitted into a msds? |
18-8-2009 at 17:12
by: Barium |
Hydrogen Peroxide Storage?
It is much better practice to pour from the main bottle into the sampling bottle and then pipette th ... |
18-8-2009 at 17:10
by: Barium |
de-sulfanomidination?
No it is not a hydrogenation/hydrogenolysis at all. Ni breaks the C-S bond by formation of NiS.
Ass ... |
17-8-2009 at 04:26
by: Barium |
de-sulfanomidination?
Raney nickel can be used to break C-S bonds. |
16-8-2009 at 19:51
by: Barium |
Monomethylation of primary amines: N-methyl-2-phenethylamine
Klute, have you tried to monoalkylate 2-PEA with a equimolar amount of paraformaldehyde, using tolue ... |
15-8-2009 at 16:16
by: Barium |
ketone-bisulfite product recrystallization
[rquote=159156&tid=6118&author=EmmisonJ]would it be possible to use a sodium bisulfite solut ... |
2-8-2009 at 20:01
by: Barium |
nitropropene melting at RT
xwinorb,
1. The process in which your benzaldehyde reacts with nitroethane to form the 1-phenyl-2 ... |
2-8-2009 at 19:55
by: Barium |
Concentrate ethanol?
[rquote=156670&tid=7174&author=grind]The industrial way to produce absolute ethanol consists ... |
5-7-2009 at 09:43
by: Barium |
how to prepare diborane in situ?
But Steve did you not see that my answer was directed to zbde00 and not you? He did not specify if ... |
2-7-2009 at 00:16
by: Barium |
how to prepare diborane in situ?
Yes Steve, I've read it again. Now what? |
2-7-2009 at 00:09
by: Barium |
how to prepare diborane in situ?
[rquote=156032&tid=12426&author=zbde00]
In situ,diborane cann't ignite for it reacts very ... |
30-6-2009 at 13:47
by: Barium |
how to prepare diborane in situ?
NaBH4 + I2 should not be expensive at all since iodine can be recycled in most cases. I prefer metha ... |
25-6-2009 at 04:13
by: Barium |
How many indole alkaloids in natural products?
Do you mind specifying which natural product/s you are talking about? You don't believe there is a g ... |
14-5-2009 at 04:15
by: Barium |
Synthesis of 3-(p-Hydroxyphenyl)-2-Butanone "raspberry ketone"
The activity of the catalyst depends on how the metal has been deposited on the carrier. There are t ... |
1-5-2009 at 07:12
by: Barium |
How is synthetic epinephrine prepared?
Although I'm not one hundred percent sure, I belive epinephrine is synthesized by reaction between a ... |
27-4-2009 at 04:38
by: Barium |
new phenethylamine?
[rquote=150320&tid=12014&author=Sauron] The parent is still P2P - just as it is for meth.[/r ... |
2-4-2009 at 05:50
by: Barium |
new phenethylamine?
[rquote=150251&tid=12014&author=Sauron]The parent compound would be an oxime made from the k ... |
2-4-2009 at 01:20
by: Barium |
Ethyl analog of Aspartame
[quote][i]Originally posted by panziandi[/i]
Methanol is a cheap industial chemical unlike ethanol. ... |
10-12-2008 at 04:55
by: Barium |
Ethyl analog of Aspartame
[quote][b]Originally posted by McLovin382[/b]
Surely someone must've thought of this before right? ... |
9-12-2008 at 12:05
by: Barium |
Aromatic iodinations
[i]Tet. Lett., 1993, Vol. 34, No. 39, pp. 6223-6224[/i]
Iodination of various unprotected amines w ... |
5-12-2008 at 06:22
by: Barium |
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