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Separating L-tryptophan/tryptamine from taurine Thanks.
So far I managed to crash out most of the tryptophan by cycling the beaker between fridge ... |
11-10-2018 at 10:49 by: nimgoldman |
Separating L-tryptophan/tryptamine from taurine [rquote=541912&tid=96580&author=Elrik]Distilled water?
L-Tryptophan has a nice steep solubi ... |
10-10-2018 at 06:57 by: nimgoldman |
Separating L-tryptophan/tryptamine from taurine I am attempting L-tryptophan decarboxylation to tryptamine. Unfortunately, my source of tryptophan c ... |
8-10-2018 at 09:22 by: nimgoldman |
Pyridine from Pyridine hydrochloride [rquote=541726&tid=96433&author=AvBaeyer]It is relatively difficult to extract pyridine from ... |
8-10-2018 at 09:12 by: nimgoldman |
Pyridine from Pyridine hydrochloride [rquote=541683&tid=96433&author=Sigmatropic]Why wouldn't you just skip all steps and distill ... |
7-10-2018 at 14:45 by: nimgoldman |
Pyridine from Pyridine hydrochloride I have some wet pyridine hydrochloride (Py.HCl) which I would like to turn back to pyridine base.
... |
7-10-2018 at 13:28 by: nimgoldman |
Ethyl bromide synthesis not working [rquote=540761&tid=91855&author=Amos]I obtained ethyl bromide in a 72% yield last week by fo ... |
5-10-2018 at 03:38 by: nimgoldman |
Help with drying acetone Cloudiness is actually a good sign your acetone is dry.
Usually when drying solvents, you add des ... |
5-10-2018 at 03:30 by: nimgoldman |
Ethyl bromide synthesis not working I have tried the reaction but now with HBr(aq.) instead of NaBr. It works like a charm and it is muc ... |
4-10-2018 at 15:26 by: nimgoldman |
Stabilizing ether with BHT Yes it is reasonable to distill it when needed.
I just like to have fresh solvent on hand without ... |
29-9-2018 at 13:53 by: nimgoldman |
Stabilizing ether with BHT I have obtained some BHT (butylated hydroxytoluene) and I plan to stabilize my diethyl ether with it ... |
29-9-2018 at 03:55 by: nimgoldman |
Demethylation of Vanillin and Eugenol Here is that synthesis step for conveniece:
[quote]LiCl (292 g, 6.89 mol) was
added to a solutio ... |
25-9-2018 at 01:42 by: nimgoldman |
Preparing sodium bisulfite solution I see, thanks! This clears things up a lot. |
25-9-2018 at 01:20 by: nimgoldman |
Glacial acetic acid dillution to 80%,from 99.9% Mix 800 ml glacial acetic acid and 200 ml water.
[b]For more precise dilution, look up the diluti ... |
25-9-2018 at 01:05 by: nimgoldman |
Demethylation of Vanillin and Eugenol Today I prepared some Py.HCl and it seems to be impossible to store it properly. Even in dry bottle ... |
24-9-2018 at 07:48 by: nimgoldman |
Preparing sodium bisulfite solution So far it seems that simply dissolving metabisulfite in cold water, while stirring, produced pure en ... |
23-9-2018 at 22:14 by: nimgoldman |
Preparing sodium bisulfite solution [rquote=537499&tid=93507&author=Amos]Sodium metabisulfite is an anhydrous salt and will reac ... |
22-9-2018 at 22:59 by: nimgoldman |
Preparing sodium bisulfite solution [rquote=537340&tid=93507&author=JJay]I am extremely reluctant to answer this question becaus ... |
21-9-2018 at 23:59 by: nimgoldman |
Preparing sodium bisulfite solution I have several sodium salts, such as sulfate (Na2SO4), bisulfate (NaHSO4), metabisulfate (Na2S2O6) a ... |
21-9-2018 at 18:35 by: nimgoldman |
We need a sticky thread about starter experiments for newbies I have purchased myself this book:
Illustrated Guide to Home Chemistry Experiments: All Lab, No L ... |
21-9-2018 at 13:03 by: nimgoldman |
Borosilicate under pressure? Look up "hydrothermal autoclave reactor" on eBay. The lowest grade ones withstand up to 3 MPa which ... |
21-9-2018 at 12:54 by: nimgoldman |
Demethylation of Vanillin and Eugenol I am trying eugenol demethylation using pyridine hydrochloride (Py.HCl).
This article studies dem ... |
20-9-2018 at 19:24 by: nimgoldman |
Purple DCM?? [rquote=536513&tid=91222&author=JJay]Is it possible that the DCM is leaching dyes out of the ... |
19-9-2018 at 14:14 by: nimgoldman |
Home chemistry society I started doing chemistry as a hobby about 2 years ago.
I am originally a software developer, but ... |
18-9-2018 at 21:07 by: nimgoldman |
latest glassware purchase Yeah I have that anti-bumping adapter too. It helped a lot when I need to distill about 230 ml of DC ... |
18-9-2018 at 20:43 by: nimgoldman |
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