| Search |
| [Next Page] |
HCN by chloroform and ammonia in base
I used a very efficient way to make nitriles from aldehydes using iodine and aquaos amonia. look for ... |
25-10-2006 at 17:07
by: Dr. Beaker |
an inorganic chemistry mystery
Hi all,
I've tried looking for a textbook like mechanism to the following reactions:
1. MCl4 + ... |
24-10-2006 at 17:22
by: Dr. Beaker |
sodium malonaldhydate - easily sublimes
identifying the presence of Na is a nice support. thank for the ideas. I was thinking to use AA equi ... |
23-7-2006 at 14:12
by: Dr. Beaker |
sodium malonaldhydate - easily sublimes
[quote][i]Originally posted by unionised[/i]
Well, I'm good at asking stupid questions
[Edited o ... |
17-7-2006 at 12:18
by: Dr. Beaker |
sodium malonaldhydate - easily sublimes
the methylene group that is alpha to 2 carbonyles is quit acidic, and OH- is basic enough to take a ... |
16-7-2006 at 15:29
by: Dr. Beaker |
sodium malonaldhydate - easily sublimes
Hi all,
I prepared yesterday in my lab sodium malonaldhydate by acidic hydrolysis of 1,1,3,3 tetram ... |
14-7-2006 at 16:08
by: Dr. Beaker |
Higher oxidation states of caesium.
ioinic bonding for high oxides (and fluorides) of transition metals and f block elements is not a ve ... |
29-6-2006 at 22:39
by: Dr. Beaker |
Moisture removal in n-Butanol
n-BuOH freezes at about -90 deg. C.
you can cool the organic phase to, say, -80 and filter off the ... |
20-6-2006 at 00:03
by: Dr. Beaker |
Diazotization of amino pyridines
I'm interested in making 1,3 dipyridyl triazines via diazonium salt derived from 2 or 4 amino pyridi ... |
19-6-2006 at 16:12
by: Dr. Beaker |
Benzoic Acid, Carbamid>Benzamid>Anilin?
interesting discussion...
I want to make pentafluoro aniline from pentafluoro benzoic acid.
the ... |
15-6-2006 at 15:58
by: Dr. Beaker |
Higher oxidation states of caesium.
quote from Machado, Francisco B. C.; Ghanty, Tapan K.; Chakravorty, Subhas; Davidson, Ernest R. Ab ... |
30-5-2006 at 11:20
by: Dr. Beaker |
Higher oxidation states of caesium.
I dont really think you can compaire NO+ and the hypothetical CsO+.
1st: N and O has close electro ... |
29-5-2006 at 15:10
by: Dr. Beaker |
Nitriles from Aldehydes?
I'm giving here the procedure I pased from my thesis work.
It is written in Hebrew and I translated ... |
27-5-2006 at 11:49
by: Dr. Beaker |
Nitriles from Aldehydes?
Epopteia gave an article of the same author, Fang. the actual procedure of R-CN from R-CHO is givven ... |
27-5-2006 at 11:15
by: Dr. Beaker |
Nitriles from Aldehydes?
I don't know if your suggestion might work, but I synthesized for my research 2-furanitrile from 2-f ... |
25-5-2006 at 15:56
by: Dr. Beaker |
Higher oxidation states of caesium.
Interesting idea...
indeed Cs+ is isolobal with Xe and with the decrease in delta E between main qu ... |
25-5-2006 at 15:41
by: Dr. Beaker |
Reaction between nitrite and cyanide?
p.s
1. try compairing the intensity of color on RT and at a lower temp. (say - near 0 oC)
the com ... |
28-4-2006 at 16:18
by: Dr. Beaker |
Reaction between nitrite and cyanide?
you've forgot about good 'ol La Chatelier.
Fe+2 + 6CN- <------> [Fe(CN)6]-4
dilution fa ... |
28-4-2006 at 16:11
by: Dr. Beaker |
atomic mass of isotopes?
as I recall nuclear chemistry, every nuclous beyond some Fe isotop (in term of added nucleons) is en ... |
16-1-2006 at 13:44
by: Dr. Beaker |
Removing Mg 2+ from HCl
1. ion exchange:
2R-SO3H + Mg+2 ---> (RSO3)2Mg + 2H+
the column can be then regenerated wit ... |
14-12-2005 at 23:56
by: Dr. Beaker |
Decomposition of ammonium salts
I believe it's a question of basisity of the oxide anion in PbO vs. CaO
lattice energy is composed ... |
10-12-2005 at 14:48
by: Dr. Beaker |
Preparation of Mercuric Sulphide Question
just remember that Newton's greatest acheivments were before his experiments with mercury. |
10-12-2005 at 09:27
by: Dr. Beaker |
Decomposition of ammonium salts
I believe you first get protonation of the carboxilate by the ammonium and then condensation of ammo ... |
7-12-2005 at 16:15
by: Dr. Beaker |
electrochemistry of SO2 solutions
I was wondering...
it is known that some sulphites can be solvated in liquid SO2 (b.p -10 C, can be ... |
4-12-2005 at 13:16
by: Dr. Beaker |
Preparation of elemental phosphorus
some general comments about high tem. decomposition of phosphates (also applicable for sulfates, CaS ... |
3-12-2005 at 15:43
by: Dr. Beaker |
| [Next Page] |
