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KOMe / Potassium Methoxide Safety I've never heard of potassium methoxide decomposing explosively, and I can't find any references for ... |
16-7-2020 at 11:31 by: Metacelsus |
Coal & Derivatives [rquote=640576&tid=155788&author=SWIM]I see a 500 ml bottle of USP (medical grade) coal tar ... |
14-7-2020 at 04:42 by: Metacelsus |
Failed Henry reaction with 3,4,5-TMB Here's the ammonium acetate procedure:
Aldehyde (25 mmol) and ammonium acetate (25 mmol, 1.93 g) ... |
11-7-2020 at 12:46 by: Metacelsus |
Reactions of mixed anhydrites In general the product will be a mixture. If one side is more hindered than the other, the ratio cou ... |
11-7-2020 at 06:03 by: Metacelsus |
Failed Henry reaction with 3,4,5-TMB Ammonium acetate is a perfectly good catalyst for this (giving 96% yields in my hands), there's no n ... |
11-7-2020 at 06:00 by: Metacelsus |
Amazing fluorescent precipitate of copper(I) with propargyl alcohol I did copper(I) catalyzed couplings of propargyl alcohol with other terminal alkynes quite a few tim ... |
9-7-2020 at 09:18 by: Metacelsus |
Weird smell from Zn + FeSO4 reaction vessel? It could be SO2 or H2S (reaction product of FeS and moisture). |
6-7-2020 at 09:12 by: Metacelsus |
Things I Will Never Make [rquote=488834&tid=72825&author=JJay]I'd probably use phenyllithium and copper (I) chloride. ... |
6-7-2020 at 09:08 by: Metacelsus |
does autoignition temperature even matter when refluxing a liquid?, If you have a system above the autoignition temperature, any leak will result in a fire. But in your ... |
6-7-2020 at 07:22 by: Metacelsus |
Precursors to um… something. Suggestions invited. [rquote=639649&tid=155702&author=draculic acid69]The clorobenzaldehyde can be weighed per ml ... |
2-7-2020 at 04:31 by: Metacelsus |
Anhydrous Aluminum Chloride prepration The ethanol will react with the AlCl3, since AlCl3 is a very strong Lewis acid. The final products w ... |
30-6-2020 at 05:27 by: Metacelsus |
UK source for stains & microbio stuff Crystal violet is pretty cheap at Himedia, and very useful for Gram stains. I see $16 for 25 grams. ... |
29-6-2020 at 08:05 by: Metacelsus |
Why is tin and HCl rxn so slow? From personal experience, Sn/HCl reductions of nitro groups go very quickly, producing tin chloride ... |
28-6-2020 at 11:23 by: Metacelsus |
Cyclic diester from 2,2'-oxydibenzoic acid? Sigma-Aldrich pricing is bonkers. There's no way that's actually worth $5560/g. |
15-6-2020 at 05:56 by: Metacelsus |
Isolation and Synthesis: Benzyne? I did my undergrad work on benzyne chemistry (specifically, the HDDA reaction). PM me if you'd like ... |
6-6-2020 at 04:02 by: Metacelsus |
Advice on buying a GC/MS GC-MS is better, but the maintenance and operating costs will be higher. With IR you don't need gas ... |
18-5-2020 at 05:25 by: Metacelsus |
Questions about mRNA vaccine for Coronavirus [rquote=636343&tid=155417&author=wg48temp9]So they synthesis a mRNA corresponding to part of ... |
18-5-2020 at 05:22 by: Metacelsus |
Problems with the synthesis of formaldehyde by pyrolysis of metal formates If you just want formaldehyde, why not buy trioxane or paraformaldehyde? |
17-5-2020 at 04:53 by: Metacelsus |
Reducing metal oxides with wood gas [rquote=635979&tid=155377&author=RogueRose][rquote=635935&tid=155377&author=Metacels ... |
13-5-2020 at 19:10 by: Metacelsus |
Reducing metal oxides with wood gas Be careful, breathing lead fumes is not something you want to do! |
13-5-2020 at 04:48 by: Metacelsus |
The synthesis of methyl sorbate [rquote=635761&tid=155365&author=Syn the Sizer]
[size=1]Sodium bicarb[sup][url=https://bet ... |
11-5-2020 at 04:18 by: Metacelsus |
Melgar has died RIP. He will be missed. |
6-5-2020 at 05:16 by: Metacelsus |
Why bokakob style columns are not used? [rquote=635040&tid=155286&author=Refinery]
Why similar devices are not used in chemistry? O ... |
30-4-2020 at 05:34 by: Metacelsus |
Vacuum pump for vacuum distillation. [rquote=634883&tid=155264&author=RedDwarf]I'm not aware that the azeotrope of Nitric acid an ... |
27-4-2020 at 14:28 by: Metacelsus |
Open-source Raman spectrometer looking for academic partners Very cool!
I noticed the most expensive item on the Bill of Materials was the camera. In high sch ... |
25-4-2020 at 05:24 by: Metacelsus |
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