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TfOH from Mesyl Fluoride + Fluorine
Yeah sounds fun! For those less suicidal/sociopathic how about this:
'sodium trifluoromethanesulp ... |
1-4-2008 at 17:43
by: jizmaster |
Selective O-alkylation of bis(4-hydrophenyl)disulfide
I think it will be ok, was going crazy trying to figure out what was going on in that Korean chem so ... |
1-4-2008 at 16:06
by: jizmaster |
Gabriel-Colman rearrangement application
beta-Keto esters are supposedly quite easy to decarboxylate by hydrolysis of the ester followed by a ... |
28-3-2008 at 09:05
by: jizmaster |
reductive amination with triacetoxyborohydride
No, like you said the monoacetoxyborohydride is more reactive. Probably not as reactive as plain bor ... |
26-3-2008 at 18:53
by: jizmaster |
N-Chlorination of anilines
An N-haloaniline? If it did chlorinate the nitrogen first wouldn't it soon be transferred onto the r ... |
26-3-2008 at 05:04
by: jizmaster |
reductive amination with triacetoxyborohydride
Here's a nice article on some of the stuff that can be done with borohydrides. Had no idea about hal ... |
26-3-2008 at 02:52
by: jizmaster |
lithium amide prep at RT via lithium bronze, OTC dimsyl ions and Reducing agent
So it is! Sorry! I noticed when i read it too that 0.8 mol, 20L is roughly 1 mol, 24L, so it must be ... |
25-3-2008 at 18:52
by: jizmaster |
Oxidative cleavage of alkenes using nitrobenzene
It does? I'll have to take your word for it! Do they say the nitrobenzene is reduced to aniline? |
25-3-2008 at 17:51
by: jizmaster |
Lithium Al Hydride quick question
Hehe, yeah good point! |
25-3-2008 at 17:16
by: jizmaster |
lithium amide prep at RT via lithium bronze, OTC dimsyl ions and Reducing agent
[quote]
of course the hexane can be substituted with xylene or toluene
[/quote]
And the 35 L an ... |
25-3-2008 at 17:14
by: jizmaster |
pot. iodide in tap water
But don't even very dilute iodine solutions become much darker on addition of starch? That's what co ... |
25-3-2008 at 10:20
by: jizmaster |
pot. iodide in tap water
No idea! Try doing it with distilled water and a little bleach to oxidise the iodide maybe? To check ... |
25-3-2008 at 08:27
by: jizmaster |
cautions regarding use of NaH in synthesis
[quote][i]Originally posted by grind[/i]
LAH is more dangerous. NaH wetted with oil doesn´t ignite ... |
25-3-2008 at 08:13
by: jizmaster |
NCS-chlorination
[url]http://www.organic-chemistry.org/chemicals/oxidations/n-chlorosuccinimide-ncs.shtm[/url]
Loo ... |
24-3-2008 at 22:56
by: jizmaster |
Drying ethers over P2O5
That's one good thing about benzophenone ketal with ethers, no peroxides!
Phosphorous pentoxide k ... |
24-3-2008 at 16:19
by: jizmaster |
Oxidative cleavage of alkenes using nitrobenzene
Interesting! I guess the mechanism might be something like this, maybe! I think it might need a phen ... |
24-3-2008 at 14:57
by: jizmaster |
Lithium Al Hydride quick question
Bought some LAH a couple of years ago, 100g, came in a god-damn plastic bag! Spilled it all over the ... |
24-3-2008 at 13:26
by: jizmaster |
God damn nitro-aldol
might try dissolving the nitroethane in aqueous base to deprotonate it then add that to the aldehyde ... |
3-2-2005 at 19:43
by: jizmaster |
God damn nitro-aldol
Synopsis, some phenethylamine was added to the dean stark expt after a couple of hours had passed an ... |
3-2-2005 at 11:45
by: jizmaster |
ozonolysis
ah right, i did it with KI, then oxidise the iodine with thiosulphate |
2-2-2005 at 02:39
by: jizmaster |
God damn nitro-aldol
Yeah i dont know whats up with the cold alcohol method. i know about the acidic workup, the colour c ... |
1-2-2005 at 19:47
by: jizmaster |
ozonolysis
what do u mean, after Zn/H2O? no zinc is necessary. |
1-2-2005 at 10:43
by: jizmaster |
God damn nitro-aldol
Hi everyone, i had to register and ask this before i go completely nuts! I'm trying to make ph ... |
1-2-2005 at 10:38
by: jizmaster |
