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SO2 Generator
I have no confidence in the ability of P2O5 to wrest water away from H2SO4 and liberate SO3. At best ... |
6-11-2007 at 16:10
by: Sauron |
SO2 Generator
Well, I have 65% oleum, and sulfur, so, as soon as my fume hood is installed, I will try the procedu ... |
6-11-2007 at 05:51
by: Sauron |
SO2 Generator
Brauer is not 19th century, and neither is the J.Chem.Soc. reference I cited (which is in Brauer.)
... |
6-11-2007 at 01:31
by: Sauron |
SO2 Generator
The old literature as cited in Mellor reports that sulfur when dissolved in oleum of SO3 content 30% ... |
5-11-2007 at 18:06
by: Sauron |
SO2 Generator
@Eclectic, see my PM. Hope this attachment helps.
[Edited on 3-11-2007 by Sauron]
[Edited on 3-1 ... |
3-11-2007 at 03:19
by: Sauron |
Org Syn down
I have found that at the time I made this backup, just before Wiley's latest maintenance downtime, t ... |
3-11-2007 at 01:27
by: Sauron |
Org Syn down
I have completed a backup of annual volumes 1-85 in pdf.
I organized these into folders correspo ... |
28-10-2007 at 21:37
by: Sauron |
6-hydroxy-2-nitrobenzaldehyde
Well, bravo, Nicodem.
Excluding Bull.Chem.Soc. Japan, you certainly are the front runner for the ... |
22-10-2007 at 10:49
by: Sauron |
It is not book but programme.
Don't feel like the lone stranger. That stuff did not work when first uploaded almost a year ago, it ... |
22-10-2007 at 09:43
by: Sauron |
6-hydroxy-2-nitrobenzaldehyde
The sulfonation is easy on, easy off, and yes you take it off immediately after the dinitration. The ... |
22-10-2007 at 03:41
by: Sauron |
5 amino acids
That is what I am doing now. I am in midst of DL-His which is the most interesting of the five, so I ... |
22-10-2007 at 00:44
by: Sauron |
6-hydroxy-2-nitrobenzaldehyde
By limiting the amount of reagent of course. For example sodium dithionite/sodium carbonate. Use onl ... |
21-10-2007 at 21:56
by: Sauron |
5 amino acids
As nearly ideal as the general synthesis of amino acids from ethyl acetamidomalonate is, the procedu ... |
21-10-2007 at 21:07
by: Sauron |
Oxidising THF using calcium hypochlorite
Ask yourself "what is the density of THF at ambient temperature in g/ml?"
Then do the arithmetic. ... |
21-10-2007 at 18:39
by: Sauron |
6-hydroxy-2-nitrobenzaldehyde
No offense to my friend Solo but
I read this paper and what do I see? A 24% yield, which is shite ... |
21-10-2007 at 09:57
by: Sauron |
5 amino acids
Here's the Putochin article from Ber., describing the prep of DL-Proline-OH using ethyl aminomalonat ... |
21-10-2007 at 09:45
by: Sauron |
5 amino acids
The ethyl acetamidomalonate reagent is prepared from diethyl malonate by the following steps
1. R ... |
21-10-2007 at 03:36
by: Sauron |
Litterature-Name reactions
I will go access my own 4shared folder and see if the stupid lotto thing pops up again (it has never ... |
21-10-2007 at 01:31
by: Sauron |
6-hydroxy-2-nitrobenzaldehyde
Start with p-toluenesulfonic acid, this blocks the 4-position so you can dinitrate the 2 and 6 posit ... |
21-10-2007 at 01:27
by: Sauron |
synthesis of 3-ethylamino-p-cresol
@aqua,
Nitrating N-acetyl-p-toluidine (p-methyl-acetanilide) will give 2-nitro-4-methyl-acetanili ... |
20-10-2007 at 19:49
by: Sauron |
Litterature-Name reactions
Never mind, I got the file. And my spyware scans are all negative. I didn't run the AV yet but that ... |
20-10-2007 at 13:36
by: Sauron |
www.reagents4research.com
Many sellers (not just chemicals) reserve the right to make partial shipments. It's none of my affai ... |
20-10-2007 at 13:32
by: Sauron |
5 amino acids
There is a general method for synthesis of DL-amino acids that works for all of your five exemplars ... |
20-10-2007 at 13:25
by: Sauron |
synthesis of 3-ethylamino-p-cresol
Nitration of p-cresol would give you (even if you managed to limit reaction to exclusively mononitra ... |
20-10-2007 at 11:31
by: Sauron |
synthesis of 3-ethylamino-p-cresol
Agreed, @Nicodem, acetylating the amino group and then reducing the acetanilide will neatly dodge th ... |
20-10-2007 at 10:48
by: Sauron |
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