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Cannabinoid concentration
I believe limonene is steam distillable whereas THC is not, so steam distilling would probably separ ...
10-3-2018 at 15:01
by: Crowfjord
Is hydrazidation rxn of carboxylic ester requires anhydrous condition
From the couple of papers I have read, anhydrous conditions do not seem to be necessary. Hydrazine h ...
10-3-2018 at 10:33
by: Crowfjord
Is hydrazidation rxn of carboxylic ester requires anhydrous condition
Did you use inert atmosphere and degassed solvents? Hydrazine reacts with oxygen. Did you use a larg ...
10-3-2018 at 07:48
by: Crowfjord
Nitroethane from ethylsulfate, Desseigne variation.
[rquote=508889&tid=15837&author=Boffis]I have a silly question!

Since nitromethane reacts ...
1-3-2018 at 08:34
by: Crowfjord
Everyday Chemistry
@myristicinaldehyde: I would try NaOH or KOH in methanol or ethanol first. If that doesnt work, see ...
19-2-2018 at 16:26
by: Crowfjord
Salting Out
You are correct. Hydroxyl is -OH and amine is N with one to three carbons singly bound, with the dif ...
8-2-2018 at 13:57
by: Crowfjord
Salting Out
I can tell by looking that vicine is polar as heck. All those hydroxyl groups and the amines are hy ...
8-2-2018 at 12:50
by: Crowfjord
Making alkyl halides from denatured ethanol is just really shit
Water is part of the typical reaction forming haloalkanes from alcohols, bromide salts, and sulfuric ...
7-2-2018 at 16:16
by: Crowfjord
'Automatic' crowd-sourced spam filtering
Yeah, the program is automatic. I'm pretty sure that the message doesn't need to be read for the sys ...
5-2-2018 at 18:57
by: Crowfjord
'Automatic' crowd-sourced spam filtering
Reboot, what you suggest is pretty close to how the current system works:

[rquote=335396&tid= ...
5-2-2018 at 17:58
by: Crowfjord
Bromovanillin Workup?
Bromovanillin is pretty insoluble in water, while vanillin is fairly soluble. Dilution with water, f ...
4-2-2018 at 15:49
by: Crowfjord
Readily Available Chemicals Website: Version 2
Wow, nice find Magpie. I hadn't bought from them in a couple years so I didn't realize the shipping ...
15-1-2018 at 17:32
by: Crowfjord
THF source
I don't think this has been mentioned before. A source for good quality tetrahydrofuran is Techspray ...
14-1-2018 at 09:56
by: Crowfjord
looking for DACS strip chart recorder software
Once you get your output converted and graphed, you will then need to calculate the area under the c ...
13-1-2018 at 14:10
by: Crowfjord
looking for DACS strip chart recorder software
Labview is a good one, though I suppose it isn't open source. I used it in my undergrad research to ...
13-1-2018 at 09:12
by: Crowfjord
Adventures in acetalization
Thank you, Magpie. That vanillin acetylation sounds interesting. I don't know if I had heard of ac ...
6-1-2018 at 09:45
by: Crowfjord
Adventures in acetalization
Thanks guys, I appreciate it.

I had forgotten to mention above that I could not find a literature ...
5-1-2018 at 07:49
by: Crowfjord
Adventures in acetalization
For the past year and a half or so, I have been attempting to form the dimethyl acetal of 3,4,5- ...
29-12-2017 at 09:29
by: Crowfjord
Methylated spirits query
I would think that there would also be methanol in there as well. That's usually what the "methylate ...
23-12-2017 at 07:53
by: Crowfjord
Halobenzene as an N-alkylating agent
Right. Halobenzenes do not react with nucleophiles under normal conditions, and could serve as inert ...
25-11-2017 at 13:38
by: Crowfjord
Compound from tryptophan?
I've attached the full paper whose abstract is linked above for those interested. It looks like oxid ...
25-11-2017 at 10:59
by: Crowfjord
Tips learned through experience
There is a similar thread to this one: [url=http://www.sciencemadness.org/talk/viewthread.php?tid=13 ...
10-11-2017 at 15:24
by: Crowfjord
Synthesis of dopamine from catechol
I don't see why not. Members here have made pyridine, also. Magpie has a nice [url=https://www.scien ...
28-10-2017 at 11:03
by: Crowfjord
The Short Questions Thread (4)
The main root beer flavoring these days is methyl salicylate/oil of wintergreen. The original root b ...
19-10-2017 at 07:08
by: Crowfjord
Fluorinating the benzene ring
I believe trifluoromethyl groups are used where one wants a small, hydrophobic electronegative group ...
9-10-2017 at 06:45
by: Crowfjord
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