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Synthesis of 4-hydroxybenzaldehyde from phenol?
Thank you, but i will still rather try a reaction that predominantly produces the p-isomer. The o-is ... |
22-6-2008 at 09:23
by: Klute |
Cu/SiO2 a cheap versatil hydrogenation catalyst?
While seaching information on the selective 1,4-hydrogenation of unsaturated ketones ("Raspberry ket ... |
22-6-2008 at 08:20
by: Klute |
Synthesis of 4-hydroxybenzaldehyde from phenol?
I personally prefer performing several steps then wasting my phenol with 20% yields, to predominantl ... |
22-6-2008 at 08:14
by: Klute |
The Platinum Mirror
Thanks for the comments. Iw as htinking going through ammonium chloroplatinate? As it is easier to d ... |
22-6-2008 at 05:22
by: Klute |
Synthesis of 4-hydroxybenzaldehyde from phenol?
I was planning on trying the modified RT in the first place, but the only references I ahve are extr ... |
22-6-2008 at 05:17
by: Klute |
Synthesis of 4-hydroxybenzaldehyde from phenol?
I've been looking for a way of preparing 4-hydroxybenzaldehyde since a long time.
Apart from a mo ... |
21-6-2008 at 18:46
by: Klute |
Nitric Acid Synthesis
Adding H2O2 to conc. HNO3 is very dangerous! I really wouldn't consider it to oxidize any HNO2 in co ... |
21-6-2008 at 16:48
by: Klute |
Destroying carbon monoxide in a gas stream
I used to be an aquariophile myself, and tried a few application for supplying CO2 to the aquarium. ... |
21-6-2008 at 16:26
by: Klute |
Water Bridge?
That's water between the two beakers? Impressive!
Maybe fractionnating dimineralized water would ... |
21-6-2008 at 05:11
by: Klute |
Aqua Regia equation
I don't think the redissolving NO2 is aquaintable here, it will be very minimal. I think 2x excess i ... |
21-6-2008 at 05:06
by: Klute |
Potential route to amphetamine...
A: bad yields
B: messy workup
C:Huge amount of yest
D:unpredictable results
E:NaBH4 doesn't brin ... |
20-6-2008 at 13:42
by: Klute |
NEW!! Dakin-West Synthesis of B-Aryl Ketones
Thanks for the comments KMnO4 
So you think the acid would directly react with the anhydride in ... |
20-6-2008 at 01:20
by: Klute |
The Platinum Mirror
Ok, I guess I will try that, using copper wire inside the glass.. I will try to keep the wires as lo ... |
19-6-2008 at 15:02
by: Klute |
The Platinum Mirror
I woul dlove those references!
I remember using those electrodes to titrate copper solutions, by ... |
19-6-2008 at 13:17
by: Klute |
The Platinum Mirror
That is a very cleevr financial ressource! Do yourecover the Pt from "scrap" metals?
I have aqui ... |
19-6-2008 at 12:45
by: Klute |
Good general reagents
N,N'-dicyclohexylcarbodiimide and Dimethylaminopyridine are a good start . Just
joking..
Are yo ... |
18-6-2008 at 13:58
by: Klute |
Synthesis of 3-(p-Hydroxyphenyl)-2-Butanone "raspberry ketone"
After purification on a short column, using 50:50 AcOEt et Ether, 1.61g (8.30
mmol) of practically ... |
17-6-2008 at 17:33
by: Klute |
Fractional Distillation of Nitro-Toluene
I think the temperature at which you performed the nitration is the important point for an eventual ... |
17-6-2008 at 13:52
by: Klute |
Pepper to Piperine problem
Maybe your product simply oiled out? Try redissolving and letting it cool very slowly again |
17-6-2008 at 06:03
by: Klute |
Drying ethers over P2O5
Oh my! This is particular... I must admite that I really need to see this with my own eyes before ... |
17-6-2008 at 06:00
by: Klute |
The Platinum Mirror
beautifull, NERV. Must have been a hard decision to scrap it off |
16-6-2008 at 13:36
by: Klute |
Acetic anhydride preparation
Well, i guess if you add another equivalent of AcONa, Ac2O will be formed?
In the preparation of ... |
16-6-2008 at 13:12
by: Klute |
Synthesis of 3-(p-Hydroxyphenyl)-2-Butanone "raspberry ketone"
Thank you for your comments, both of you.
Nicodem, thank dfor the advice regarding the bisulfite ... |
16-6-2008 at 07:04
by: Klute |
Acetic anhydride preparation
What I fail to understand, is how, by adding K2CO3 to an acid medium, and thus producing H2O, one ca ... |
15-6-2008 at 19:15
by: Klute |
Acetic anhydride preparation
Aliced25, that article sued toluenesulf[b]inic[/b] to form the tosyl bromide, not the sulfonate unfo ... |
15-6-2008 at 18:18
by: Klute |
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