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Questions about MPV reduction It usually means dioxane to make a 1 M solution of substrate in the dioxane.
I would think the or ... |
6-12-2020 at 10:02 by: Sigmatropic |
Choosing an acid catalyst I think sulfuric acid causes this charring because it is slightly oxidizing, so yes I would think Ts ... |
4-11-2020 at 21:15 by: Sigmatropic |
Size of chromatography column Column chromatography ranges everywhere from 1/10 to 1/100 g of crude product to g of silica. Typica ... |
12-10-2020 at 10:03 by: Sigmatropic |
H-NMR Multiplicity of aldehyde hydrogen on 3-fluorobenzaldehyde W coupling would be 4J, in this example it is 5J. So no W coupling. Also in reality it is a doublet, ... |
6-10-2020 at 10:03 by: Sigmatropic |
Looking for interesting/useful reaction that uses UV light as catalyst or energy source Be sure to check out what some of our members are up to: https://www.sciencemadness.org/whisper/view ... |
11-8-2020 at 13:59 by: Sigmatropic |
Would you feel comfortable using aniline and n,n-dimethylaniline (possible carcinogens) in a home lab? We are missing the point why some anilines are such potent carcinogens and others are not.
I've o ... |
11-8-2020 at 13:10 by: Sigmatropic |
Idea of reactions for Rhodium on carbon Hydrogenations in home set up are not to be taken lightly. It is a catalyst after all and hydrogenat ... |
10-8-2020 at 13:22 by: Sigmatropic |
What Happened in Beirut [rquote=642302&tid=155931&author=Pyro_cat] [/rquote] much dark red at the top right, exactly ... |
5-8-2020 at 21:50 by: Sigmatropic |
What Happened in Beirut There is no way in knowing what the density of that ship is, it's probably classified, but I'm guess ... |
5-8-2020 at 14:11 by: Sigmatropic |
(safer) fluorination of benzaldehyde? [rquote=642003&tid=155910&author=karlos³]
2-FA is boring by the way, the 3- position is m ... |
2-8-2020 at 08:59 by: Sigmatropic |
Making Reducing agents and oxidizing agents Lithium Borohydride above sodium aluminum hydride? I don't think so. |
1-8-2020 at 01:02 by: Sigmatropic |
Disposal of solvents Burning would be better, except for chloroform containing waste, disposing as flammable chemical was ... |
30-7-2020 at 21:24 by: Sigmatropic |
Phenethylamine from acetophenone In reductive amination the acid speeds up the imine formation by activation of the carbonyl and elem ... |
26-7-2020 at 02:14 by: Sigmatropic |
Phenethylamine from acetophenone You could also use a Neber rearrangement followed by a clemmensen reduction. Wolf kishner is not sui ... |
25-7-2020 at 23:48 by: Sigmatropic |
Oxalyl Chloride Challenge I just had another idea, what if you make ethylene oxalate from dimethyl/diethyl oxalate and ethylen ... |
19-7-2020 at 07:11 by: Sigmatropic |
Amide synthesis by dehydration of N - substituted carboxylate salts https://www.sciencedirect.com/science/article/pii/S0040403919310950#:~:text=Phosphorus%20pentoxide%2 ... |
5-7-2020 at 08:05 by: Sigmatropic |
Converting Amine Sulfate into Amine Hydrochloride ? Dissolve in water pass over a strong basic ion exchange resin Cl- form (amberlite IRA-400 for instan ... |
4-7-2020 at 13:30 by: Sigmatropic |
Chemists turn alcohol into amino acids, the building blocks of life. Link is buried in the article. https://doi.org/10.1038/s41557-020-0482-8 |
29-6-2020 at 10:51 by: Sigmatropic |
Oxalyl Chloride Challenge Has anyone considered chlorinating ethylene carbonate and decomposing the tetrachloroethylene carbon ... |
24-6-2020 at 12:27 by: Sigmatropic |
Mysterious orange-brown residue inside used glassware Don't inhale or ingest it, avoid skin contact, Clean it in a well ventilated area. Even if it is one ... |
22-6-2020 at 11:58 by: Sigmatropic |
Darzen condensation I fail to see how the glycidic ester can form a sodium salt. |
18-6-2020 at 20:47 by: Sigmatropic |
Glassware identification Perkin triangle, I guess. |
18-6-2020 at 09:49 by: Sigmatropic |
Cyclic diester from 2,2'-oxydibenzoic acid? If you could dehydrate it to the cyclic anhydride then that would be a nice access point to the brom ... |
14-6-2020 at 21:34 by: Sigmatropic |
Dean-stark method annoying azeotropes In industry butyryl chloride is commercially available and we would not bother starting from the aci ... |
12-6-2020 at 15:58 by: Sigmatropic |
Question help Crotyl imine tetra anion, the conjugate acid is a compound of the class of a,b-unsaturated imines. T ... |
9-6-2020 at 21:55 by: Sigmatropic |
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