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Bromine Source and Synthesis A saturated solution of Br- will disolve about 4gms Br2/100ml before any is precipitated out. Also ... |
8-3-2010 at 07:38 by: len1 |
Preparation of elemental phosphorus Nice work! But I must agree with blfst25 that steel is a more convenient material in this reaction. ... |
7-3-2010 at 04:24 by: len1 |
CCl4 and CHCl3 from CH2Cl2 [rquote=172458&tid=11852&author=len1]Interesting, when you do a search on Annalen (anyone ca ... |
23-2-2010 at 18:36 by: len1 |
CCl4 and CHCl3 from CH2Cl2 Interesting, when you do a search on Annalen (anyone can do this even without access) for Hofmann, t ... |
23-2-2010 at 05:14 by: len1 |
CCl4 and CHCl3 from CH2Cl2 Thanks fractional for the reference - that was interesting.
I wansnt of course stating that there ... |
23-2-2010 at 04:51 by: len1 |
CCl4 and CHCl3 from CH2Cl2 It really doesnt matter that you say you wontpost - i have access to the entire annalen and its not ... |
23-2-2010 at 03:42 by: len1 |
CCl4 and CHCl3 from CH2Cl2 [rquote=147785&tid=11852&author=Sauron]The pseudonymous "Hpffman" writing in Annalen in a pa ... |
22-2-2010 at 21:54 by: len1 |
Hydrazine At work we have a whole pile of chemicals that the bottle says need to be stored in that magical 2C- ... |
18-2-2010 at 18:38 by: len1 |
Hydrazine Now I can agree with some of what you say. The reaction is indeed an analogue of Hoffman rearrangem ... |
16-2-2010 at 17:56 by: len1 |
Hydrazine I have a uni practical chemistry instr which also requires MnSO4.5H2O added to urea/OCl-, and no ge ... |
31-1-2010 at 22:47 by: len1 |
potassium disposal Yes I was going to the trouble of excluding oxygen by purging my pipettes with argon, but not baking ... |
26-1-2010 at 21:49 by: len1 |
Science project prompts SD school evacuation My son recently showed me a boat he made out of an empty coke tin and some electronics. I now told ... |
26-1-2010 at 13:53 by: len1 |
potassium disposal [quote]
I have no idea where you get this outrageous claim
[/quote]
Experience.
And the ... |
26-1-2010 at 13:35 by: len1 |
potassium disposal Yes I rather thought your experience was more with sodium - but one should never think of the two me ... |
25-1-2010 at 16:45 by: len1 |
potassium disposal Of course, you can do anything, the question only is if the consequences you get are what you want. ... |
24-1-2010 at 17:13 by: len1 |
potassium disposal Sodium destroyed via isopropanol and cut under xylene/gasoline is generally OK.
I wonder however ... |
24-1-2010 at 04:49 by: len1 |
Benzotrichloride, Benzoyl Chloride, and Phthalyl Chloride - Illustrated Practical Guide Your benzoyl chloride is impure. Benzotrichloride fumes on humid days, benzoyl chloride does not fu ... |
11-1-2010 at 00:00 by: len1 |
Hydrazine [rquote=152417&tid=1128&author=benzylchloride1]I ran the hydrazine sulfate synthesis describ ... |
9-1-2010 at 14:32 by: len1 |
Distillation Setup for 1,4-Butanediol to gamma-Butyrolactone Crystalising copper sulphate, maybe. But havent seen references posted on that. With something jus ... |
8-1-2010 at 12:36 by: len1 |
Distillation Setup for 1,4-Butanediol to gamma-Butyrolactone [rquote=168919&tid=13208&author=entropy51][rquote=168892&tid=13208&author=len1]The s ... |
8-1-2010 at 04:51 by: len1 |
Distillation Setup for 1,4-Butanediol to gamma-Butyrolactone [quote]
If people are reading and not practicing there is no excuss IMO because money is no huge fa ... |
4-1-2010 at 22:20 by: len1 |
Distillation Setup for 1,4-Butanediol to gamma-Butyrolactone The sad truth is, if you made anything, be it drug related, be it bomb related, just anything, havin ... |
4-1-2010 at 18:43 by: len1 |
The Irish company Steorn builds a pulse motor with no back EMF. What do you mean by a toroid 'fired'? Current pulsed through its windings? In that case its only e ... |
4-1-2010 at 02:42 by: len1 |
The Irish company Steorn builds a pulse motor with no back EMF. The magnetic field outside a perfect toroid is zero! So if their torroids were such there would be ... |
29-12-2009 at 17:07 by: len1 |
Large lot of lab reagents for sale... Police corruption in NZ is much less evident than in Australia. We all remember the 'tough of prost ... |
29-12-2009 at 15:01 by: len1 |
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