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DIY GC column
Does anybody tried to pack own GC column? I'm thinking about using diatomaceous earth as carrier for ...
28-8-2020 at 08:26
by: goldberg
Quantitative analysis of ketones
Thanks a lot. I'm reading Quantitative organic analysis via functional and this book gave me an answ ...
28-8-2020 at 08:23
by: goldberg
Quantitative analysis of ketones
@Dr.Bob Unfortunately i did not much about this method.
From i have read sodium nitroprusside can b ...
25-8-2020 at 08:31
by: goldberg
Gas chromatography packed column design.
Sorry if i'm posting in wrong part of forum but i was not sure where this post should go.

I'm loo ...
19-8-2020 at 08:19
by: goldberg
Quantitative analysis of ketones
I'm looking for a way to determine concentration of ketone in aqueous solution(or water+ cosolvent s ...
19-8-2020 at 08:15
by: goldberg
reduction with HI without phosphorous
Purerly theoretical question: i have read about mechanism of HI/P reduction(please skip bad assotiat ...
8-8-2020 at 00:38
by: goldberg
Quantitative analysis of sorbic acid
Thanks. I'm thinking which method is better: permanganometry or bromatometry?
Solution of potassium ...
8-8-2020 at 00:32
by: goldberg
Quantitative analysis of sorbic acid
I'm looking for ways to determine concentration of sorbic acid salts in aqueous solution that
also ...
7-8-2020 at 09:30
by: goldberg
Phenethylamine from acetophenone
@Sigmatropic: thanks. I understand dimerization or cyclisation of amino ketone. Protonation of amino ...
26-7-2020 at 00:56
by: goldberg
Phenethylamine from acetophenone
What is advantage of first reducing amino ketone to amino alcohol and then HI/P instead of Clemmense ...
25-7-2020 at 16:26
by: goldberg
1-Dodecylpyridinium bromide as PTC
How about reaction of n-butyl bromide/iodide with ammonia? This should yield quartenary ammonium sal ...
25-7-2020 at 14:44
by: goldberg
Phenethylamine from acetophenone
If i would like practically synthesise phenethylamine this is a good route. I'm thinking about start ...
25-7-2020 at 14:23
by: goldberg
Phenethylamine from acetophenone
I'm intrested in 2-PEA. 1-PEA would be to simple. Out of curiosity does method of reductive aminatio ...
25-7-2020 at 13:57
by: goldberg
Phenethylamine from acetophenone
disclaimer: i'm not interested in making any illegal/psychoactive compounds i treat this considerati ...
25-7-2020 at 13:36
by: goldberg
Syringol from pyrogallol
@TheMasterOfTheInternet: thanks. i have looked again and have found better sources for vanilin.
I h ...
20-7-2020 at 06:10
by: goldberg
Syringol from pyrogallol
@TheMasterOfTheInternet: Finally i would like attach something to para position. Pyrogallol is chea ...
18-7-2020 at 10:31
by: goldberg
Chloroalkane nitrosation with alkyl nitrite
Alkyl nitrites reacts with compound with acidic hydrogen like ketones to form oximes(for example fir ...
11-7-2020 at 03:09
by: goldberg
Reactions of mixed anhydrites
I did not managed to find much information about mixed anhydrites.
If symmetric acid anhydrite (say ...
11-7-2020 at 03:00
by: goldberg
Syringol from pyrogallol
Right, thanks for reminding me that. In theory there is also possibility to get 2,3dimethoxy phenol ...
9-7-2020 at 11:00
by: goldberg
Syringol from pyrogallol
Has anybody tried to synthetise syringol from pyrogallol?
In theory this is typical synthesis of ph ...
9-7-2020 at 08:48
by: goldberg
Model reaction uncertainties
You would like to monitor synthesis of phenolic ethers right?
How about TLC? Since phenols are easi ...
3-6-2020 at 01:03
by: goldberg
Alternatives to Friedl-Crafts reaction
dextro88: You meant rather alcohol elimination to yield alkene, not oxidation, right?
Since i'm not ...
3-6-2020 at 01:00
by: goldberg
Alternatives to Friedl-Crafts reaction
Yes i'm thinking about conversion like You said benzene -> propiophenone -> propylbenzene.
Is ...
20-5-2020 at 12:31
by: goldberg
Alternatives to Friedl-Crafts reaction
Sorry, that was my mistake. I'm intrested in typical acylation reaction just mistaken name of produc ...
19-5-2020 at 06:08
by: goldberg
Alternatives to Friedl-Crafts reaction
I'm curious why acylation with ZnO does not occur in ethyl acetate.
Route with polyphosphoric looks ...
18-5-2020 at 07:22
by: goldberg
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