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CuSO4, Bromides, Neurotoxic Gas (LONG POST) Can Cu[sup]2+[/sup] oxidize bromide to bromine? That's an interesting thought. Bromo or chloroaceton ... |
29-9-2017 at 18:10 by: Crowfjord |
Aldol condensations with formaldehyde The reference I was thinking of relating to a nitro aldol with formaldehyde turned out to be a refer ... |
25-9-2017 at 19:05 by: Crowfjord |
Aldol condensations with formaldehyde A paper regarding the subject was posted by plastics a while back, [url=https://www.sciencemadness.o ... |
25-9-2017 at 16:32 by: Crowfjord |
Mysterious reaction Like the Vilsmeier-Haack, it is a formylation. This looks like a variant of the [url=http://www.scie ... |
18-9-2017 at 14:11 by: Crowfjord |
Optimizing Henry reaction conditions (substituted benzaldehydes + nitromethane) [rquote=492317&tid=76743&author=Melgar]
Knoevanagel condensations can apparently refer to a ... |
15-9-2017 at 07:13 by: Crowfjord |
Optimizing Henry reaction conditions (substituted benzaldehydes + nitromethane) I think it's a Knoevanagel condensation when an amine catalyst is used. This might affect the inform ... |
14-9-2017 at 12:52 by: Crowfjord |
Optimizing Henry reaction conditions (substituted benzaldehydes + nitromethane) I've also recently started investigating 2-phenylethylamine as a catalyst for nitrostyrene formation ... |
11-9-2017 at 13:34 by: Crowfjord |
OTC Oxalyl Chloride Challenge Dry ice accessibility is kind of touch and go. It's not usually advertised but some grocery stores w ... |
2-9-2017 at 05:59 by: Crowfjord |
The Short Questions Thread (4) [rquote=490610&tid=25055&author=physics inclination]Would urea and a strong base react to ma ... |
18-8-2017 at 13:27 by: Crowfjord |
Methylenation of catechol with dichloromethane Nice. I probably would have used even more DMSO, the amounts you used were not all that dilute. That ... |
9-8-2017 at 11:13 by: Crowfjord |
POCl3,Acyls,Anhydrides,AlkalyMetals and Halogens Phosphoryl chloride can react with acids or their salts to make the corresponding acyl chlorides, an ... |
5-8-2017 at 12:50 by: Crowfjord |
Bisulfite adducts, iodide adducts, solubility (ketones, aldehydes) In my experience, bisulfite adducts tend to be soluble in water and dilute bisulfite solutions, and ... |
25-7-2017 at 07:31 by: Crowfjord |
Am I not allowed to own red phosphorous in the united states? Elemental phosphorus is considered a suspicious chemical in the US, but isn't outright illegal in fe ... |
14-7-2017 at 14:08 by: Crowfjord |
DMT via tryptamine and NaBH4 It's a reductive amination, with sodium borohydride instead of formic acid as the reductant. Compare ... |
25-6-2017 at 13:48 by: Crowfjord |
Butane extraction of something non-drug related. Butane should extract all sorts of nonpolar things like terpines, steroids/phytosterols, fats, squal ... |
4-6-2017 at 11:16 by: Crowfjord |
Alternative Synthesis of 2,3-Dichlorosuccinic acid @ subskune:
I couldn't find any proper solubility data, but from a sterochemical/optical rotatio ... |
27-5-2017 at 08:23 by: Crowfjord |
Alternative Synthesis of 2,3-Dichlorosuccinic acid Melting point information for 2,3-dichlorosuccinc acid from a scifinder search. The discrepancies i ... |
27-5-2017 at 06:48 by: Crowfjord |
How much have you spent on your lab? It's a rough estimate, but I think I've spent between $3000 and $5000 on chemicals and equipment ove ... |
23-5-2017 at 07:23 by: Crowfjord |
OTC Oxalyl Chloride Challenge Elemental Scientific sells it as a special order chemical. Or did they go out of business? Doesn't l ... |
20-5-2017 at 15:36 by: Crowfjord |
Sodium Metabisulphite & Magnesium Sounds like the magnesium might have reduced some SO[sub]2[/sub] to H[sub]2[/sub]S.
Probably some ... |
20-5-2017 at 07:14 by: Crowfjord |
Sodium Metabisulphite & Magnesium Sodium metabisulfite in aqueous solution gives off SO[sub]2[/sub] gas all by itself. What did the g ... |
20-5-2017 at 06:39 by: Crowfjord |
Is paraformaldehyde and formaldehyde interchangeable? The above is true, from experience. Although, it helps to have a small amount of acid or base presen ... |
12-5-2017 at 08:58 by: Crowfjord |
New chemicals for sale ! I would like to add another positive review for Mario. He is very polite and quick to respond to an ... |
8-5-2017 at 19:40 by: Crowfjord |
Quaternary amino acid decarboxylation? That would make an interesting experiment. Obviously ketone catalysis wouldn't be of any use here du ... |
26-4-2017 at 10:54 by: Crowfjord |
Bromomethane and Formamide from DMF HBr with dimethylaniline or any other methyl amine will not cleave the methyl groups. Von Braun reac ... |
15-4-2017 at 11:49 by: Crowfjord |
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