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1,4dichlorobenzene to phenol
Oh, ít does work, but for example, substitution of 1-chlorbenzene violent reaction conditions are n ... |
14-3-2003 at 13:15
by: BASF |
lead nitrate synthesis
What about that(i have tried that already ):
Lead metal + NaHSO4 + KNO3 + gentle heating and ev ... |
14-3-2003 at 13:00
by: BASF |
lead nitrate synthesis
Pb+S --> PbS
Melted lead + slow addition of sulfur under absence of air? - i never tried that ... |
14-3-2003 at 12:26
by: BASF |
Preparation of sulfuric acid
I was always interested in this process with "anhydrit".
Do you have further, more detail ... |
13-3-2003 at 19:18
by: BASF |
sorry de the previus article wasn´t complete
In this case concentrated HNO3 works better.
The reaction of HNO3 with lead to yield lead nitrate i ... |
13-3-2003 at 19:15
by: BASF |
Aluminium Nitrate Synthesis
[quote]
Al + 3 HCl --> AlCl3 ( in water ) + 3/2 H2
[/quote]
...this does not work.
You wil ... |
13-3-2003 at 19:02
by: BASF |
Aluminium Nitrate Synthesis
I once made aluminum nitrate with good success using the following method:
Clean aluminum metal w ... |
13-3-2003 at 18:41
by: BASF |
Teflon synthesis
[quote]
a Freon container had frozen and compressed yielding a white chunk of Teflon.
[/quote]
... |
13-3-2003 at 09:28
by: BASF |
Crazy Benzene-synthesis
[quote]
I don't really understand why do it need a Chlorine?
[/quote]
Well, i know that fo ... |
12-3-2003 at 15:00
by: BASF |
"Weird" acid/base chemistry
A lot of interesting questions at once....
Do anhydrous acids undergo autoionization?-Yes, to a l ... |
12-3-2003 at 12:11
by: BASF |
Crazy Benzene-synthesis
Hey thanks.....
You´d only have to change -OH being on top of the arrow in the last step, reagen ... |
12-3-2003 at 10:24
by: BASF |
Crazy Benzene-synthesis
It is a *** art to draw structural formulas with ASCII, and when you post it to the board, all the g ... |
10-3-2003 at 16:23
by: BASF |
Crazy Benzene-synthesis
NOOOOOOOO!
This is running me mad........argh
it was all ok till i posted it to the board |
10-3-2003 at 16:06
by: BASF |
Crazy Benzene-synthesis
I was wondering if that could work:
.....................................Cl
.............. ... |
10-3-2003 at 16:04
by: BASF |
Resorcinol synthesis
Quite an interesting task....
from a hobby-chemists point of view:
1)Direct nucleophilic subst ... |
10-3-2003 at 11:56
by: BASF |
Fusing two carbon chain
Exmple
CH3CH2Br + CH3CH2CH2MgBr > CH3CH2CH2CH2CH3
=alkylation
There are many opportunities ... |
8-3-2003 at 18:22
by: BASF |
cheapest way to pure oxygen
Gentle heating of KNO3 would yield nitrite and O2, i think.
I doubt it would be possible to get one ... |
7-3-2003 at 13:25
by: BASF |
Oxidation of MnO2 to Permanganate
Thanks for the hint on Muspratt.....this would be quite a cheap method then |
7-3-2003 at 13:07
by: BASF |
Oxidation of MnO2 to Permanganate
[quote]
Permanganates can always be recycled though, which is a big advantage.
[/quote]
(Marvin)
... |
7-3-2003 at 10:18
by: BASF |
De-Nitratation?
The benzene ring is, as opposed to non-aromatic substances not able to be reacted with a nucleophil ... |
7-3-2003 at 06:21
by: BASF |
Gringard' Regent
watch out = never distill the whole Et2O off, always leave some of it in the flask.
So the dissolve ... |
28-2-2003 at 17:15
by: BASF |
DPPP-the legendary Mackowiak patent
Anyone got some time and a thermometer?
1)The decomposition temperature claimed by the patent is ... |
23-2-2003 at 22:15
by: BASF |
Dinitroacetone peroxide
Recently i was playing around with chemsketch, trying to get some output regarding a hypothetical tr ... |
23-2-2003 at 21:45
by: BASF |
Gringard' Regent
they are sold in etheric solutions but very often made "in situ", right before use.
May ... |
23-2-2003 at 17:15
by: BASF |
from a secret admirer
[quote]
From the material you provided from PATR 2700, it is apparent that the peroxide patent give ... |
23-2-2003 at 17:02
by: BASF |
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