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Demethylation of Vanillin and Eugenol
Not difficult to do but I don't have any TLC plates I'm afraid. Its on my list of things still to ac ...
9-10-2018 at 10:43
by: CycloKnight
Demethylation of Vanillin and Eugenol
FeCl3 solution test of assumed hydroxychavicol.

[img]https://i.imgur.com/pA1tscZ.jpg[/img] [img]h ...
9-10-2018 at 05:35
by: CycloKnight
Demethylation of Vanillin and Eugenol
Thanks for the suggestion, I'll try that test after the next run. I had a mishap a short while ago. ...
1-10-2018 at 16:27
by: CycloKnight
HCl acidified sample
This is about a gram of assumed potassium catecholate, several drops of HCl were added directly with ...
1-10-2018 at 12:35
by: CycloKnight
Demethylation of Vanillin and Eugenol
A few words about product purity, I can't offer any guarantees as it hasn't been thoroughly analysed ...
1-10-2018 at 09:30
by: CycloKnight
Demethylation of Vanillin and Eugenol
Recovered salt from the first of two extractions.

[img]https://i.imgur.com/NWgRsUw.jpg[/img]

...
30-9-2018 at 18:13
by: CycloKnight
Update
Further from the last run, the workup on the remaining 200 ml of the toluene extractions and vacuum ...
30-9-2018 at 12:22
by: CycloKnight
Demethylation of Vanillin and Eugenol
After cleaning up all the glassware, work area smells like a freshly cleaned public restroom. Can al ...
27-9-2018 at 08:58
by: CycloKnight
Disappointing results.
I attempted a 13g eugenol demethylation (slight deficiency compared with the vanillin patent). React ...
27-9-2018 at 03:59
by: CycloKnight
Demethylation of Vanillin and Eugenol
The LiCl route is one I've considered, I have some LiCl (made from Li2ClO3 and HCl aq) and about 500 ...
25-9-2018 at 02:57
by: CycloKnight
Demethylation of Vanillin and Eugenol
One of my acidified aqueous solution extracts from the eugenol trials (5g bromine/0.56 g Al/1.36 g e ...
20-9-2018 at 02:00
by: CycloKnight
Demethylation of Vanillin and Eugenol
clearly_not_atara All very helpful, thanks. I hadn't properly considered that the K2CO3 might have b ...
19-9-2018 at 11:40
by: CycloKnight
Demethylation of Vanillin and Eugenol
[rquote=536403&tid=92847&author=DJF90] You say the reaction was complete but provide no deta ...
18-9-2018 at 09:32
by: CycloKnight
Demethylation of Vanillin and Eugenol
As for the eugenol variation, the reaction proceeds rather similarly until the workup, except the eu ...
18-9-2018 at 05:15
by: CycloKnight
Demethylation of Vanillin and Eugenol
Further to recent discussions in the Protocatechualdehyde Methylenation thread, I thought it pertine ...
18-9-2018 at 03:25
by: CycloKnight
Prototocatechualdehyde methylenation. Photo-essay.
Piperine in acetone sounds like a nifty approach to piperonal, I have a number of tesla coils I've b ...
8-9-2018 at 16:29
by: CycloKnight
Piper Auritum Essential Oil Extraction
Zed, that's precisely the motivation for this project. Rainforests are being devastated due to world ...
7-9-2018 at 03:45
by: CycloKnight
Prototocatechualdehyde methylenation. Photo-essay.
A few years ago I spent months attempting eugenol demethylation to 4-allylcatechol, using various fo ...
6-9-2018 at 11:24
by: CycloKnight
Prototocatechualdehyde methylenation. Photo-essay.
Here are the images since the original image links are no longer supported by the image hosting site ...
6-9-2018 at 07:24
by: CycloKnight
Building a moon base using chemistry
I wouldn't worry too much about cement or concrete on the moon, a solar sintering device could make ...
5-9-2018 at 03:05
by: CycloKnight
Piper Auritum Essential Oil Extraction
I've always called it the Mexican Pepperleaf, but during a recent trip to Cancun I learned that a fr ...
4-9-2018 at 23:53
by: CycloKnight
Piper Auritum Essential Oil Extraction
I couldn’t find much in the way of recent experimental data on the steam distillation of this herb ...
4-9-2018 at 08:54
by: CycloKnight
My "knock on the door" incident
I had the police come around to my lab at a previous address a while back, got quite a scare. All my ...
28-6-2015 at 05:55
by: CycloKnight
Aluminium amalgam
I've always had better success with sliced up aluminium pie tins. When thin aluminium foil has been ...
30-4-2014 at 23:41
by: CycloKnight
Prototocatechualdehyde methylenation. Photo-essay.
Yes, sunshine and rainbows indeed, interesting medicine this. :)

A note regarding this methylenat ...
31-1-2014 at 07:59
by: CycloKnight
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