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Vilsmeier–Haack reaction
I'd just like to retract my previous statement on Vilsmeier failing for 4-methoxyphenol. Turns out m ... |
26-3-2010 at 18:13
by: flyingbanana |
Vilsmeier–Haack reaction
I'm aware of alternate preparations of substituted benzaldehydes, I was only hoping to further the d ... |
7-12-2009 at 16:59
by: flyingbanana |
LAH reductions with H2SO4: rationale?
Thanks for pointing me to the actual reducing agent. Opened up a whole new search space. |
4-12-2009 at 18:17
by: flyingbanana |
Vilsmeier–Haack reaction
There definitely is something fishy about the 1,4 position.
Two attempts were made at this reacti ... |
3-12-2009 at 02:19
by: flyingbanana |
LAH reductions with H2SO4: rationale?
In PIHKAL, several nitrostyrene reductions with LAH are performed with the aid of 100% (fuming) sulf ... |
3-12-2009 at 02:10
by: flyingbanana |
Methanol -> methanal
Is starting from hexamine a viable preparatory method? I know the reaction with HCl has been used to ... |
14-8-2009 at 19:35
by: flyingbanana |
2,5-dimethoxybenzaldehyde solubility data
Ether.
Tetrahedron 62 (2006) 3550–3556.
Also for those interested, the above reference contain ... |
14-8-2009 at 19:30
by: flyingbanana |
Careers in chemistry
"computers" is very general, what aspect in particular? That will probably help people give better a ... |
14-8-2009 at 19:19
by: flyingbanana |
Acid to aldehyde w/o hydrides?
if you feel like playing with some cyanide salts...Riessert aldehyde synthesis
carboxylic acid -& ... |
28-7-2008 at 20:55
by: flyingbanana |
Flying stoppers...
makes me appreciate my goggles...imagine if it flew at your eyeballs! Always wear goggles! |
6-7-2007 at 20:05
by: flyingbanana |
N-Halosuccinimide Solvents Workaround ??
I have also used NBS in DCM, and there are some procedures you can find that use this as well. I've ... |
6-7-2007 at 19:53
by: flyingbanana |
How to choose PTC?
Update:
Combined all the solutions and isolated the oil (again).
Didn't feel like waiting so long ... |
20-8-2006 at 11:26
by: flyingbanana |
How to choose PTC?
okay I'm stumped...evaporation of DCM extracts yielded a reddish brown oil, target phenyl ether is s ... |
18-8-2006 at 16:51
by: flyingbanana |
How to choose PTC?
ughh...I'm not a fan of PTC at all. workup has been an incredible pain...extractions yielded really ... |
18-8-2006 at 09:31
by: flyingbanana |
Acetic anhydride preparation
hmmm...i tried the search engine but couldn't find the answer to my question, which seems too simple ... |
29-7-2006 at 19:11
by: flyingbanana |
How to choose PTC?
Thanks for the zip, it was very convenient
I will try water/DCM system with TBAI until I find a m ... |
29-7-2006 at 18:59
by: flyingbanana |
4-methoxyphenol purification
4-methoxybenzaldehyde -> 4-methoxyphenol
peracid oxidation, there is an article on rhodium 'phen ... |
23-7-2006 at 18:53
by: flyingbanana |
Urushibara Catalysts
I've never been able to get this catalyst to work...I think it is very picky to the quality of your ... |
21-7-2006 at 13:50
by: flyingbanana |
How to choose PTC?
^ thanks, i'll check the library.
tetrabutylammoniumiodide and tetraethylammoniumiodide are avail ... |
21-7-2006 at 13:47
by: flyingbanana |
4-methoxyphenol purification
I've had enough problems with that method to just give up on it. Either a) blackish/brown oily resid ... |
21-7-2006 at 13:41
by: flyingbanana |
How to choose PTC?
There are so many! I've mainly been looking at quaternary ammonium salts. I understand the basic pri ... |
11-7-2006 at 15:58
by: flyingbanana |
isopropyl bromide
is isopropyl bromide "good enough" for williamson ether synthesis, or should you do finkelstein on i ... |
25-6-2006 at 08:44
by: flyingbanana |
TMA-2: Several questions on a particular synthesis
1) i don't think it should matter since the reaction probably proceeds through cation intermediate. ... |
23-6-2006 at 13:46
by: flyingbanana |
Wired Magazine has an article about Amateur Chemistry
excellent article! |
30-5-2006 at 14:59
by: flyingbanana |
obtaining a substituted benzylchloride
not exactly sure if this is what you want
but for a simple R you could do friedel crafts acylation ... |
10-4-2006 at 13:27
by: flyingbanana |
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