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Chinese glassware and current events
Have it shipped to a friend in Canada or Mexico, and smuggle it home after visiting them?
Actuall ... |
24-4-2025 at 18:49
by: DraconicAcid |
Crucible for NaOH fusion
I got nickel crucibles off of AliExpress that worked fine for me. |
22-4-2025 at 16:32
by: DraconicAcid |
Osmium ring is beautiful, but is it toxic ?
[rquote=700416&tid=161029&author=bnull]
Unless you're sweating halogens or phosphorus (I do ... |
18-4-2025 at 11:51
by: DraconicAcid |
Osmium ring is beautiful, but is it toxic ?
I used to work with someone who made osmium carbonyl compounds in his research. Any time he made a ... |
18-4-2025 at 10:42
by: DraconicAcid |
Osmium ring is beautiful, but is it toxic ?
I still have nightmares about the stench of osmium compounds. |
18-4-2025 at 08:54
by: DraconicAcid |
Hexachlorocyclopropane
I'm not an expert on the Reimer-Tiemann rxn, but I suspect DCM wouldn't be acidic enough to form the ... |
12-4-2025 at 11:26
by: DraconicAcid |
Ligroin-where'd that name come from?
I'd guess that it's "white naphtha" simply because it was colourless (rather than the dingy yellow o ... |
11-4-2025 at 15:55
by: DraconicAcid |
Anything interesting worth doing with styrofoam peanuts?
I've wanted to try t-butylating it, then oxidizing it to t-butylbenzoic acid. Haven't gotten around ... |
23-3-2025 at 16:16
by: DraconicAcid |
Elemental sulfur from CS2
I thought I posted this once already, but xanthates and thiocarbonates are definitely cool. |
18-3-2025 at 13:07
by: DraconicAcid |
Furfurylidene acetone
[rquote=699815&tid=160945&author=clearly_not_atara][quote]Has anyone any experience of the r ... |
17-3-2025 at 20:00
by: DraconicAcid |
Synthesis of Modafinil
I'm a bit surprised that basic zinc will reduce the ketone to an alcohol. Every organic class I've ... |
17-3-2025 at 17:12
by: DraconicAcid |
Synthesis of Modafinil
I think I was prescribed some of that once- it didn't work for me. But I wonder if it would make co ... |
16-3-2025 at 15:09
by: DraconicAcid |
Furfurylidene acetone
I haven't tried that exact reaction, but keeping the reaction mixture cold is recommended for all th ... |
16-3-2025 at 12:13
by: DraconicAcid |
phenoxyacetone
When KMnO4 quoted Illegal Parkinson, his words got changed into something resembling Polish. Weird. |
16-3-2025 at 09:06
by: DraconicAcid |
Mixed cobalt oxide
For the last couple of years, we've used V2O5 in one of our undergraduate labs- dissolve it in base, ... |
13-3-2025 at 09:32
by: DraconicAcid |
Mixed cobalt oxide
Cobalt(III) isn't stable without the right ligands. Aqueous cobalt(III) will readily decompose to g ... |
12-3-2025 at 09:31
by: DraconicAcid |
Elemental sulfur from CS2
[rquote=699584&tid=160925&author=teodor]Why not use it to prepare thiocarbonates and purify ... |
6-3-2025 at 14:42
by: DraconicAcid |
Elemental sulfur from CS2
If you want to get rid of it, burn it, and run the vapours the an alkali trap. |
6-3-2025 at 13:18
by: DraconicAcid |
Removing dissolved ammonia from acetonitrile?
If you want a solid, non-volatile acid, use NaHSO4 or NaH2PO4. They may dissolve in the acetonitril ... |
4-3-2025 at 11:23
by: DraconicAcid |
Purple Oil....
I've been meaning to run a TLC, but I've been doing too many things at once.
Could you send me th ... |
28-2-2025 at 08:25
by: DraconicAcid |
Purple Oil....
In my organic chemistry class, we do a t-butylation of bipphenyl using ferric chloride and t-butyl c ... |
26-2-2025 at 11:03
by: DraconicAcid |
Chlorinating Carboxylic Acids
So I thought I'd give the aldehyde chlorination with TCCA a try, but I was only able to find the dis ... |
12-2-2025 at 19:43
by: DraconicAcid |
PFAS Degredation
[rquote=699120&tid=160882&author=Keras]Not so inert, unfortunately. TFA, trifluoroacetic aci ... |
11-2-2025 at 06:57
by: DraconicAcid |
Chlorinating Carboxylic Acids
That's a cool paper, but I am surprised at the 5-day requirement for the first step. Makes it hard ... |
8-2-2025 at 15:22
by: DraconicAcid |
Kojic acid metal complexes
Meh. I just used some of my kojic acid in my students' titration curves experiment. Apparently, it ... |
5-2-2025 at 18:56
by: DraconicAcid |
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