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Poll: What is YOUR level of education??
Bachelor in biotechnology
Bachelor in Chemistry - Biochemistry |
30-6-2013 at 02:29
by: Number 9 |
pyridine reduction
Alternatively, piperidine is obtained by reduction of pyridine with sodium metal in absolutely dry E ... |
30-6-2013 at 02:20
by: Number 9 |
pyridine reduction
Don't work with Sn or Zn, even Mg doesn't work in a strong acid. You need a lead/PbO2 anode, the cat ... |
27-6-2013 at 11:10
by: Number 9 |
Copper(II) Aspirinate Synthesis
[rquote=288823&tid=24730&author=plante1999] I have the feeling that iron won't make a stable ... |
27-6-2013 at 08:25
by: Number 9 |
Modafinil (smart drug) synthesis
API's that make you smarter don't exist. There is medication for Alzheimer disease to slow down the ... |
27-6-2013 at 08:13
by: Number 9 |
Pretty Pictures (1)
Nice work done! I'am wondering in what kind of solvent and temperature you did the condensation betw ... |
27-6-2013 at 05:09
by: Number 9 |
Permanganates
Sticky...sure!
The best way to make KMnO4 is by oxidation of Mn(ll), e.a. manganese sulphate wit ... |
27-6-2013 at 04:32
by: Number 9 |
Modafinil (smart drug) synthesis
I made trace amounts of modafinil. It don't work the same as amphetamine or methylphenidate. It's a ... |
27-6-2013 at 04:22
by: Number 9 |
Diazepine synth options
As biochemist I don't recommend methaqualone or barbituates either. It can cause not only dependence ... |
27-6-2013 at 04:07
by: Number 9 |
Lewis acid for benzophenone synthesis with benzoyl bromide
My reference is http://www.sciencedirect.com/science/article/pii/S187853521100298X (Rajesh K. Singh, ... |
29-6-2012 at 09:16
by: Number 9 |
Lewis acid for benzophenone synthesis with benzoyl bromide
In occassion, the preparation of 2-chloro-5-nitrobenzophenone is the reaction of benzoyl chloride wi ... |
26-6-2012 at 06:01
by: Number 9 |
Help! I lost my stir bar for tomorrow
I agree with kavu. It is scientific proven that an empty plastic pen filled with iron and coated wit ... |
20-6-2012 at 06:08
by: Number 9 |
Help! I lost my stir bar for tomorrow
I have a project to do but I lost my stir bar.
I can use iron, which is magnetic and this really ... |
19-6-2012 at 13:58
by: Number 9 |
stoichiometric coefficients of Cu(II)salicylate
@Nicodem, there is only a internal publication from the results. I don't give any references because ... |
1-6-2012 at 01:34
by: Number 9 |
stoichiometric coefficients of Cu(II)salicylate
Here is the picture of Cu(II)salicylate...if it really exist. Because they probably have a elektron ... |
31-5-2012 at 11:22
by: Number 9 |
stoichiometric coefficients of Cu(II)salicylate
You can't measure Copper(II)salicylate in the visible spectrum. The extinction peak starts at more t ... |
30-5-2012 at 06:25
by: Number 9 |
stoichiometric coefficients of Cu(II)salicylate
What's the scientific explanation that there are 3 different colours for this particular complex.
... |
28-5-2012 at 11:54
by: Number 9 |
stoichiometric coefficients of Cu(II)salicylate
How many salicylate ligands are there in Cu(II)salicylate? I would like to prepare such a complex fo ... |
28-5-2012 at 06:08
by: Number 9 |
Separation of p-nitrochlorobenzene and o-nitrochlorobenzene
Yep, indeed. Now I have the dry crystals and the yellow liquid was filtered apart, just to try to co ... |
22-4-2012 at 10:55
by: Number 9 |
Good German websites for a vacuum pump
I'am searching so long to get a nice oil pump to use it for organic chemistry purposes. It's actuall ... |
15-4-2012 at 05:11
by: Number 9 |
Separation of p-nitrochlorobenzene and o-nitrochlorobenzene
It's amazing!.. the German procedure[i] (source:"Chemie und Technologie der Explosivstoffe" by Tadeu ... |
14-4-2012 at 07:09
by: Number 9 |
Cinnamaldehyde synthesis
Not sure that the base catalysed aldol synthesis should work. Be aware of the effect of self condens ... |
12-4-2012 at 04:35
by: Number 9 |
Separation of p-nitrochlorobenzene and o-nitrochlorobenzene
Now here comes the 'why building': I calculated with volume % because all the labels on the commerci ... |
9-4-2012 at 23:15
by: Number 9 |
Separation of p-nitrochlorobenzene and o-nitrochlorobenzene
It is scientific proven that the above procedures to perform a nitration (I followed the German abst ... |
9-4-2012 at 12:40
by: Number 9 |
Separation of p-nitrochlorobenzene and o-nitrochlorobenzene
Now, I know the where it had been wrong. During the washing step with water, I drained of the under ... |
7-4-2012 at 09:39
by: Number 9 |
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