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ethyl hexanoate - pineapple ester
Theoretical yield or % yield is per definition based on the limiting reagent or reactant. As is clea ...
20-2-2020 at 13:53
by: Sigmatropic
Deprotection of N-benzyl piperidine compound
Amines can poison the Pd/C cat, you could try adding acid (acetic or hydrochloric).
18-2-2020 at 14:25
by: Sigmatropic
Methods for preventing over addition of Grignard reagent
Sometimes the free acid can be treated with two equivalents of the organolithium. The formed geminal ...
28-1-2020 at 21:38
by: Sigmatropic
What is wrong with MDMA production nowdays?
4.87 seems close to residual solvent signal of D2O, could be shifted due to pH effects of the ammoni ...
25-1-2020 at 10:38
by: Sigmatropic
Crystallization Techniques
I use slow evaporation to obtain large single crystals. The seeds sometimes by heating&cooling o ...
12-1-2020 at 00:26
by: Sigmatropic
Phenyl Acetone transition to Amine by my path
Congratulations on increasing the cost and decreasing the efficiency of the synthesis!
Go read up o ...
9-1-2020 at 22:48
by: Sigmatropic
Hallucinogenic pesticide
Everyone is now dumber for having listened to you.
2-1-2020 at 05:38
by: Sigmatropic
Cubane instead of benzene with the phenylethylamine backbone
Presumably barium carbonate from pottery suppliers. I'd be willing to bet the reaction also chooches ...
31-12-2019 at 01:41
by: Sigmatropic
Cubane instead of benzene with the phenylethylamine backbone
You'll find this synthesis interesting then... As far as otc goes, Check scheme 5.

I've got no id ...
28-12-2019 at 10:26
by: Sigmatropic
Kitchenware Pyrex on Hotplate
Unless it says borosilicate on the glass, and I cannot read the picture because you photographed fro ...
21-12-2019 at 02:51
by: Sigmatropic
Patience and Rubazonic acid
Ah I see I mixed up antipyrine and edavarone, thanks for clearing that up. Beautiful colors indeed! ...
15-12-2019 at 11:02
by: Sigmatropic
Patience and Rubazonic acid
I seem to remember that the nitroso compound was a deep green color.
15-12-2019 at 02:35
by: Sigmatropic
Methylene Dioxy Phenyl Propyl Piperidine.
[rquote=627668&tid=154550&author=Corrosive Joeseph]Am I missing something here......? What i ...
9-12-2019 at 13:53
by: Sigmatropic
Methylene Dioxy Phenyl Propyl Piperidine.
First, ring bromination is likely with the Lewis acid present. Also you'd get the vicinal dibromide ...
9-12-2019 at 09:35
by: Sigmatropic
Diethylamine and m-Toluic acid from DEET
Very nice write up, much better than in the thread referenced. Also much more practical to be able t ...
7-12-2019 at 09:03
by: Sigmatropic
Methoxy-EthylTryptamine
Pumukli, your right I totally missed the fact you can alkylate Indoles under the same conditions. An ...
23-11-2019 at 06:31
by: Sigmatropic
Methoxy-EthylTryptamine
I'd think ethylation of the acetamide followed by hydrolysis is easier than aluminum hydride reducti ...
21-11-2019 at 09:43
by: Sigmatropic
Recrystallization of water?
Perhaps it can, but to what end? Demineralization with ion exhgange resins gives water which is suit ...
12-11-2019 at 13:44
by: Sigmatropic
Conditions for reductive amination
How I was doing it, no, I just mixed amine and ketone then added reducing agent and started heating. ...
4-11-2019 at 14:53
by: Sigmatropic
Conditions for reductive amination
I've done a couple by liberating an ammonium salt in situ with sodium acetate, or buffered with acet ...
1-11-2019 at 10:37
by: Sigmatropic
Who else is a chemistry major with a perilous future
Currently working in a small contact research organization, I am about halfway based on qualificatio ...
5-10-2019 at 12:48
by: Sigmatropic
Chalk composition: CaCO3 vs CaSO4
Lime, as in lime stone is also calcium carbonate. Giving quicklime on calcination, in turn giving sl ...
2-10-2019 at 14:55
by: Sigmatropic
Why is there no such thing as H3NO4 ?
The term to look for is ortho nitrate, similar to ortho esters in naming. https://en.m.wikipedia.org ...
29-9-2019 at 13:47
by: Sigmatropic
Help with scalating a synthesis please
I would be most concerned about the reaction itself and figuring out when it's finished.

With ve ...
16-9-2019 at 09:59
by: Sigmatropic
Need Help Separating different isomers of Halogenated Benzene Compounds
I've prepared some 6-Chloro-umbelliferone-3-carboxylic acid by chlorination of 2,4-dihydroxybenzalde ...
10-9-2019 at 22:21
by: Sigmatropic
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