| Search |
| [Next Page] |
A good way to methylamine hcl by nitromethane reduction with fe/hcl?
[quote]
1 mol of nitromethane or nitroethane
4.4 mol iron (pulverized cast iron filings, just use ... |
24-11-2022 at 18:02
by: kmno4 |
The purification of old p-Benzoquinone
I have performed similar experimets recently, because long time ago I used up all my BQ ( BTW, it ... |
20-11-2022 at 11:02
by: kmno4 |
Synthesis of malonic acid
OK.
As a matter of fact, it is really hard to guess correct structure of the product without ele ... |
13-11-2022 at 07:58
by: kmno4 |
Synthesis of malonic acid
The "diaceto" derivative would have higher m.p. than the monocarboxylate furoxan, at least I think ... |
12-11-2022 at 00:01
by: kmno4 |
Synthesis of malonic acid
[rquote=678330&tid=1600&author=Boffis]Well, carried out a Mp test on my white crystals and g ... |
10-11-2022 at 18:32
by: kmno4 |
Synthesis of malonic acid
Oxidation of organic matters by HNO3 has free-radical mechanism and is not very selective. Of course ... |
9-11-2022 at 02:04
by: kmno4 |
Synthesis of malonic acid
[rquote=678071&tid=159017&author=Boffis]Well the proposed nitric acid oxidation of beta alan ... |
5-11-2022 at 14:25
by: kmno4 |
ZnCl2 * nH2O, purificiation
[quote]But it is no possible to get ZnCl2 by evaporating water solution.[/quote]
Of course it is ... |
2-11-2022 at 23:04
by: kmno4 |
Synthesis of malonic acid
[rquote=678071&tid=159017&author=Boffis]
I am currently researching the recrystallisation o ... |
1-11-2022 at 22:34
by: kmno4 |
Synthesis of malonic acid
..... that is why some time ago I decided to order malonic acid directly from a manufacturer (PR ... |
26-10-2022 at 13:59
by: kmno4 |
Mono-Nitration of Phenol [Tarr Elimination Method]
Mechanism of nitration of phenol [b]is not[/b] similar to nitration of benzene or toluene. It turns ... |
17-10-2022 at 12:20
by: kmno4 |
Electrolytic reduction of pyridine to piperidine
I like this experiment.
However, it is hard to say that "The yield was 3.90 g (46 mmol) of browni ... |
23-6-2022 at 14:04
by: kmno4 |
Violuric acid salts (fantastic colors and variety)
[rquote=673672&tid=156755&author=kmno4]... I doubt if UA is formed in this reaction at all.[ ... |
21-5-2022 at 12:12
by: kmno4 |
Violuric acid salts (fantastic colors and variety)
[rquote=673568&tid=156755&author=Boffis]Please let us know how you get on.[/rquote]
Unfortu ... |
20-5-2022 at 03:23
by: kmno4 |
Violuric acid salts (fantastic colors and variety)
I have received the parcel, full of chemical goods 
I do not trust mentioned paper very much, i ... |
16-5-2022 at 03:13
by: kmno4 |
Violuric acid salts (fantastic colors and variety)
[rquote=656578&tid=156755&author=Boffis]
Guano -> uric acid -> alloxan -> alloxan- ... |
12-5-2022 at 14:55
by: kmno4 |
p-nitrosophenol purification
You may read this:
http://www.sciencemadness.org/talk/viewthread.php?tid=12677 |
11-4-2022 at 13:44
by: kmno4 |
BnCl synthesis - Using anhy. CaCl2 as catalyst?
BnCl comes back like a boomerang.....
Read this, for example:
https://www.sciencemadness.org/whisp ... |
10-4-2022 at 11:46
by: kmno4 |
Basic iron acetate structure
Freely available (and much newer) literature can be found here:
https://journals.iucr.org/e/issues/ ... |
21-2-2022 at 16:34
by: kmno4 |
Odd crystals growing in condenser during BnCN reaction reflux
[quote].....almost completely black[/quote]
Post reacton mixture should be more or less brown; in m ... |
20-11-2021 at 16:29
by: kmno4 |
Odd crystals growing in condenser during BnCN reaction reflux
[quote]Speaking of distilling it, do you think fractional distillation is necessary?[/quote]
In thi ... |
20-11-2021 at 06:47
by: kmno4 |
Odd crystals growing in condenser during BnCN reaction reflux
These crystals are surely a sign of impure chemicals 
What can it be - I do not know, maybe some ... |
18-11-2021 at 14:20
by: kmno4 |
Preparation of 2-hydroxybenzylamine
Hi Boffis.
(EDITED)
.... when no more H2 was consumed, everything was disconnected from my H2 gene ... |
17-10-2021 at 02:42
by: kmno4 |
Preparation of 2-hydroxybenzylamine
... took another sample of salicylaldehyde.
It was much purer, giving snow-white NaHSO3 adduct and ... |
11-10-2021 at 08:21
by: kmno4 |
Preparation of 2-hydroxybenzylamine
[rquote=666009&tid=157328&author=S.C. Wack]
.... this was apparently first used by Walter H ... |
8-10-2021 at 22:36
by: kmno4 |
| [Next Page] |
