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Racemizing Optically Active Amines
No one takes out a patent for academic purposes.
And I do not think solo posted it out of academi ... |
15-1-2009 at 09:38
by: Sauron |
Any geologists in here? Strange find.
Send a U2U to chemrox.
He's a geologist. |
15-1-2009 at 09:13
by: Sauron |
Racemizing Optically Active Amines
Normally in peptide work we spend a lot of effort at minimizing or avoiding racemization altogether. ... |
15-1-2009 at 07:42
by: Sauron |
Pyrolytic production of scopolamine from OTC precursor
Yeah, well, I'm sick of all such New Age bullshit. This is supposed to be a scientific forum and not ... |
14-1-2009 at 03:03
by: Sauron |
Morpholine derivate from secondary amine/alcohol
So the substituted alkanolamines are phenylpropanolamines?
Gee, that sounds familiar and it stink ... |
13-1-2009 at 23:21
by: Sauron |
Willgerodt Reaction
Why large scale?
Are you a hobbyist or what?
You certainly are not an industrial chemist.
S ... |
13-1-2009 at 21:43
by: Sauron |
Willgerodt Reaction
That's rather a long way round a relatively simple problem.
Acetone cyanohydrin has just about va ... |
13-1-2009 at 20:46
by: Sauron |
Willgerodt Reaction
I believe that will chew the ethyl group back to methyl or carboxyl but not -CH2COOH. Too brute forc ... |
13-1-2009 at 12:42
by: Sauron |
synthesis of O-nitroaniline
If one wants to make acetanilide, then they have little choice but to acetylate, true enough and you ... |
13-1-2009 at 11:40
by: Sauron |
synthesis of O-nitroaniline
In the case of this reaction, N-acetylation can be replaced by N-formylation, or N-benzoylation, or ... |
13-1-2009 at 09:59
by: Sauron |
Morpholine derivate from secondary amine/alcohol
Be extremely careful that you do not have any intermediate or product with a halogen beta to either ... |
13-1-2009 at 09:51
by: Sauron |
synthesis of O-nitroaniline
There is another route to exclusively o-nitroaniline, but from chlorobenzene.
It is described in ... |
13-1-2009 at 06:06
by: Sauron |
Willgerodt Reaction
m-aminophenylacetonitrile is ibvious. Get there from the m-aminobenzyl chloride or bromide and there ... |
13-1-2009 at 03:48
by: Sauron |
synthesis of O-nitroaniline
@aqua_regia, this target does not require acetyl nitrate nitration, an expensive and hazardous proce ... |
13-1-2009 at 03:36
by: Sauron |
Pyrolytic production of scopolamine from OTC precursor
Well, there's an example of what is wrong with the Internet. About 100 versions of some medieval wit ... |
12-1-2009 at 04:33
by: Sauron |
Sodium Borohydride Synthesis
No problem.
Google "calcium borohydride hydrogen storage"
This work is well underway and advan ... |
12-1-2009 at 00:29
by: Sauron |
Pyrolytic production of scopolamine from OTC precursor
They are cholinergic and muscarinergic. The neuropharmacology of the Datura alkaloids has nothing at ... |
11-1-2009 at 22:03
by: Sauron |
synthesis of O-nitroaniline
Acetyl chloride would work just as well as the anhydride and is easier to make or acquire.
Acetan ... |
11-1-2009 at 21:32
by: Sauron |
Sodium Borohydride Synthesis
My targets were the alkali earth borohydrides, but in order to make them you need LiBH4 or NaBH4 and ... |
11-1-2009 at 21:07
by: Sauron |
Pyrolytic production of scopolamine from OTC precursor
Scop is not a hallucinogen. Scop, atropine etc are delerium agents. Atropine is better known as bell ... |
11-1-2009 at 20:57
by: Sauron |
Willgerodt Reaction
There are plenty of other ways to make phenylacetic acids, why don't you investigate those if this r ... |
11-1-2009 at 20:05
by: Sauron |
Sodium Borohydride Synthesis
First of all there is literature aplenty on the manufacture of NaBH4 by a variety of processes, some ... |
11-1-2009 at 19:27
by: Sauron |
Pyrolytic production of scopolamine from OTC precursor
Ritter was apparently stumping to get Buscopan scheduled by DEA.
On the other hand I do not belie ... |
10-1-2009 at 22:48
by: Sauron |
2-Bromo-6-nitrotoluene
The following sequence is supported in the literature.
1. One-pot sulfonation of chlorobenzene fo ... |
10-1-2009 at 20:38
by: Sauron |
synthesis of O-nitroaniline
See upthread, Nicodem, I already hammered him about the upper case O.As discussed in Fundamenta Proc ... |
8-1-2009 at 05:49
by: Sauron |
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