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Haloalkane synthesis help
[rquote=181525&tid=14099&author=UKnowNotWatUDo]I have decent access to common reagents but w ... |
4-7-2010 at 04:37
by: Barium |
desulfuration
I don't think I have ever seen a desulfurization using Raney nickel using hydrogen from external sou ... |
2-7-2010 at 10:57
by: Barium |
desulfuration
[rquote=181410&tid=14054&author=Sandmeyer]The new hydrogen atom(s) on the product has to com ... |
2-7-2010 at 05:22
by: Barium |
desulfuration
[rquote=181357&tid=14054&author=DJF90]Barium was advocating the use of purposely dehydrogena ... |
1-7-2010 at 15:21
by: Barium |
desulfuration
DJF90, What makes you think that wasn't pretty obvious when I wrote "If using 50:50 Ni-Al with formi ... |
26-6-2010 at 08:26
by: Barium |
desulfuration
[rquote=180737&tid=14054&author=Nicodem]You might be able to dramatically reduce the amount ... |
26-6-2010 at 05:21
by: Barium |
desulfuration
My general protocol for nickel desulfurisations is to reflux the substrate with 2-3 mol eq. raney ni ... |
23-6-2010 at 12:54
by: Barium |
Interesting Spectation
Which part of this is organic chemistry? |
18-6-2010 at 16:05
by: Barium |
Thiourea Dioxide --> better than borohydride?
Organometallic, TUD won't hydrogenate anything, but it can reduce various functionalities. Learn the ... |
14-6-2010 at 14:08
by: Barium |
Testing phase-transfer catalysts.
FrankMartin: Use toluene, xylene or DCM in your trials instead. The lower alkanes are shitty solvent ... |
5-6-2010 at 06:16
by: Barium |
Henry reaction
Did you read the last sentence in my previous post?
[Edited on 28-5-2010 by Barium] |
28-5-2010 at 11:32
by: Barium |
Henry reaction
http://www.orgsyn.org/orgsyn/prep.asp?prep=cv1p0413
Instead of adding the aqueous solution of the n ... |
28-5-2010 at 08:42
by: Barium |
Has anyone made sodamide?
[rquote=178298&tid=13867&author=Picric-A]Of course there is virtually no means of us in the ... |
21-5-2010 at 17:16
by: Barium |
4-Ethoxyphenol / hydroquinone monoethyl ether
I can't recall ever seeing a nitroalkane being reduced to a oxime. It can be a hydroxylamine though ... |
19-5-2010 at 07:13
by: Barium |
REDUCTIVE AMINATION
[rquote=177323&tid=13806&author=Arrhenius]I presume a palladium hydride species is formed in ... |
18-5-2010 at 08:15
by: Barium |
4-Ethoxyphenol / hydroquinone monoethyl ether
Before I got my equipment for pressurized hydrogenations I had terrible problems reducing all kinds ... |
18-5-2010 at 05:33
by: Barium |
4-Ethoxyphenol / hydroquinone monoethyl ether
Great work Turd! |
18-5-2010 at 04:44
by: Barium |
Temperature of Decomposition for Phytochemicals
Steam distillation can of course be done at lower pressures than atmospheric and, hence, at lower te ... |
9-4-2010 at 17:49
by: Barium |
3,4 dimethoxyphenylacetonitrile to 3,4 dimethoxyphenylacetic acid ?????
Heat it with 2 eq NaOH as a 10% aqueous solution at 80-90 deg C until all nitrile has passed into so ... |
4-2-2010 at 08:07
by: Barium |
ethyl n-butylmalonate failed synthesis
If I add a solution of sodium hydroxide in ethanol to diethylmalonate, the ester will be hydrolyzed. ... |
31-1-2010 at 19:34
by: Barium |
ethyl n-butylmalonate failed synthesis
Arrhenius,
*Obviously adding sodium to ethanol will yield an anhydrous solution of sodium ethoxid ... |
31-1-2010 at 17:46
by: Barium |
ethyl n-butylmalonate failed synthesis
I second Turds reply, the ethanol wasn't dry enough. The precipitate was sodium ethylmalonate. That' ... |
31-1-2010 at 15:25
by: Barium |
removal of pyridine
Reduce the volume of the solution to half, two or three times and it should be gone. In essence stea ... |
15-1-2010 at 10:04
by: Barium |
Easy Ketamine
Entropy51, that I'm holier than thou-attitude doesen't get you any brownie points, really. |
6-1-2010 at 20:13
by: Barium |
LAH reductions with H2SO4: rationale?
Yes you are absolutely right Smuv. Even though I read and re-read the text before posting, I still m ... |
8-12-2009 at 08:18
by: Barium |
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