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Selective protection of aliphatic amine in the presence of an aromatic amine
Hello everyone!
I'm looking for a protective group for a more or less selective protection of an ... |
3-3-2010 at 12:41
by: marksev1 |
Drug discovery related informations
Very nice just in my field of study... your blog is going into my bookmarks, keep up the good work.. ... |
14-12-2009 at 10:04
by: marksev1 |
The short questions thread (2)
I have a very stupid question, i used the search but didn't find any useful info so i'm asking it he ... |
16-11-2009 at 03:19
by: marksev1 |
amateur chromatography and electrophoresis
Mr. Polverone, i know i'm digging up a pretty old thread, but since it's an interesting topic i woul ... |
16-10-2009 at 09:05
by: marksev1 |
Free computational chemistry software for Windows mobile?
Hello,...i've been searching over the net for some chemistry software which i would put on a PDA or ... |
15-10-2009 at 09:19
by: marksev1 |
How do you tell methanol from ethanol?
Yes the boiling point would be suitable, but the "smell test", for sure one wouldn't distinguish if ... |
23-8-2009 at 12:03
by: marksev1 |
How do you tell methanol from ethanol?
There is another method, esterification of the alcohol with 3,5-dinitrobenzoic acid, and then measur ... |
23-8-2009 at 00:58
by: marksev1 |
How do you tell methanol from ethanol?
A bit of topic, how to identify if you have present methanol in ethanol and maybe to also quantify t ... |
6-8-2009 at 03:42
by: marksev1 |
Best and worst smelling chemicals?
In the past few days i had the "pleasure" of working with few lipophilic compounds found in garlic,. ... |
8-6-2009 at 12:08
by: marksev1 |
Microwave assisted organic synthesis
Here is one example of a solvent-free reaction www.scilet.com/chemistry/JCR%20sample%20paper.doc , w ... |
5-5-2009 at 12:39
by: marksev1 |
Suppliers of cheap chemicals and apparatus is Europe
Since we are a very diverse bunch of people from different countries i would like that each one woul ... |
25-4-2009 at 00:37
by: marksev1 |
Correlation between calculated logP and extraction solvent
I'm planning to isolate it from Rutae herba, which is a quite common plant where i come from. Some g ... |
18-4-2009 at 00:20
by: marksev1 |
Correlation between calculated logP and extraction solvent
Thank you very much for the info both of you. DJF90 i downloaded the book it has some examples but ... |
15-4-2009 at 09:57
by: marksev1 |
Correlation between calculated logP and extraction solvent
I found one from Phytomedicine. I could send it here if you want?
I have a lot of article's to co ... |
12-4-2009 at 23:50
by: marksev1 |
Correlation between calculated logP and extraction solvent
I found one interesting practic case which i could try out...if you have maybe time to guide me a bi ... |
8-4-2009 at 13:18
by: marksev1 |
Practical Vacuum Distillation
What about the crushed ice with calcium chloride hexahydrate in ratio 2:3, i read that it achieves t ... |
7-4-2009 at 08:20
by: marksev1 |
Correlation between calculated logP and extraction solvent
I've heard of the salting out principle for precipitating some solid material out of solution, but i ... |
7-4-2009 at 06:05
by: marksev1 |
Correlation between calculated logP and extraction solvent
Very nice thank you very much for your effort, really..!
So does adding NaCl to for example wate ... |
5-4-2009 at 07:06
by: marksev1 |
Correlation between calculated logP and extraction solvent
I know that this cannot be calculated,...i mean that it would look like a table of some sort, value ... |
3-4-2009 at 00:46
by: marksev1 |
Correlation between calculated logP and extraction solvent
Yes i know that this is the partitioning coefficient between n-octanol and water...but i would like ... |
2-4-2009 at 05:36
by: marksev1 |
Correlation between calculated logP and extraction solvent
Well i would like to know is there any correlation between calculated logP (say by ACD for example) ... |
1-4-2009 at 11:20
by: marksev1 |
The short questions thread (1)
Hello i would need to know where to download some handbooks useful for searching physico-chemical da ... |
31-3-2009 at 10:54
by: marksev1 |
The short questions thread (1)
Yes, IPA is also a good choice, but i also don't know which impurities are in the more cheaper techn ... |
21-3-2009 at 02:22
by: marksev1 |
fractional distillation question
Hello everybody! Which fractional column would you advise me (vigreux or something different), and m ... |
20-3-2009 at 11:24
by: marksev1 |
Book/websites about qualtitative pharmaceutical analysis
Thank you for the extensive collection, i've also found 2 myself:
- www.pharmatext.org
- http://sc ... |
17-3-2009 at 10:29
by: marksev1 |
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