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Toxicity of AChE Inhibitors on a Quantitative, Molecular level [quote]...explain why, for example, Soman has a lower LD50 than Sarin when the two molecules are ext ... |
14-10-2009 at 07:36 by: PainKilla |
Why are atoms in constant motion? From a historical perspective, atoms are in constant motion because of the success of Newtonian law: ... |
13-10-2009 at 22:11 by: PainKilla |
Toxicity of AChE Inhibitors on a Quantitative, Molecular level The biggest problem with using MD is that without specific manipulation you can only hope that the ' ... |
13-10-2009 at 21:44 by: PainKilla |
Toxicity of AChE Inhibitors on a Quantitative, Molecular level I'm not particularly familiar with the topic, although I did glance at the papers and the 1VXR PDB s ... |
13-10-2009 at 19:28 by: PainKilla |
Adios I'd like to add my views on the state/evolution of MSDB, if you will...
When I joined in 2004, I ... |
10-7-2009 at 10:55 by: PainKilla |
When does an electron have kinetic energy as opposed to potential energy? If you are approaching Bohr's model, you need to understand the underlying physical principles and a ... |
29-6-2009 at 15:52 by: PainKilla |
Iodomethane prep. Thanks, it's nice to see some real data finally!
I personally don't like negative pKa's at all, ... |
26-6-2009 at 03:24 by: PainKilla |
Iodomethane prep. Oh, I certainly agree, considering the paper I posted before that suggested reactions occured even i ... |
26-6-2009 at 00:57 by: PainKilla |
Iodomethane prep. I only needed MeI/DMS for methylations, and not on any particularly deactivated substrate either - m ... |
25-6-2009 at 11:49 by: PainKilla |
Iodomethane prep. I don't think you even need (anhydrous) methylsulfuric acid for this reaction, as Antoncho demonstra ... |
25-6-2009 at 11:11 by: PainKilla |
Iodomethane prep. Yeah, what's what I figured you meant, I just wanted to see if I could find any mention towards the ... |
25-6-2009 at 10:54 by: PainKilla |
Iodomethane prep. I don't know much about the chemistry of that anion but:
http://books.google.com/books?id=zBpJAAA ... |
25-6-2009 at 00:40 by: PainKilla |
Iodomethane prep. That's 230ml or 525g @ 62% (methyl iodide has a density of 2.28g/ml) for a kilogram of potassium iod ... |
24-6-2009 at 23:04 by: PainKilla |
Iodomethane prep. The reaction occurs pretty much instantly, and at relatively high temperatures with a concentrated i ... |
24-6-2009 at 22:04 by: PainKilla |
Iodomethane prep. Based on the rates of hydrolysis, methylsulfuric acid is probably as dangerous as sulfuric acid, but ... |
24-6-2009 at 20:50 by: PainKilla |
Iodomethane prep. You can make methyl iodide quite easily and in good yield by slowly adding methylsulfuric acid to a ... |
24-6-2009 at 18:24 by: PainKilla |
Methylation of phenols with Methyl Nitrate Yes, thin white/clear flaks are the best way to describe it. However it should be noted that 1,4-dim ... |
18-3-2009 at 17:34 by: PainKilla |
Methylation of phenols with Methyl Nitrate I would recommend a workup in which you just dump your reaction mixture into cold water, make it alk ... |
18-3-2009 at 16:03 by: PainKilla |
Allstar Lab? That seems pretty unlikely to me. You are more likely to get cyclization after one round of Sn2 (THF ... |
13-3-2009 at 18:33 by: PainKilla |
methylenedioxybenzyl chloride + sommelet? One more, can post more on chloro/bromomethylation if it's needed, but this covers a lot. |
2-10-2008 at 02:23 by: PainKilla |
methylenedioxybenzyl chloride + sommelet? Attached. |
2-10-2008 at 02:21 by: PainKilla |
methylenedioxybenzyl chloride + sommelet? Attached. |
2-10-2008 at 02:18 by: PainKilla |
methylenedioxybenzyl chloride + sommelet? Attached. |
2-10-2008 at 02:17 by: PainKilla |
Safe or Stupid? [quote][i]Originally posted by blogfast25[/i]
Most people that know that hot stoves (or chemicals) ... |
23-9-2008 at 14:35 by: PainKilla |
Safe or Stupid? I think you'd be hard-pressed to find an 8-year old that can write up a scientific experiment... I a ... |
23-9-2008 at 05:14 by: PainKilla |
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