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Demethylation of Vanillin and Eugenol
Nice to see you working on a sensible scale. You say the reaction was complete but provide no detail ...
18-9-2018 at 05:03
by: DJF90
TLC help - which solvent system - benzalacetone derivate
Assuming your technique is right (quite difficult to ascertain without a picture), perhaps 9:1 DCM:E ...
8-9-2018 at 13:57
by: DJF90
TLC help - which solvent system - benzalacetone derivate
Thats an equieluotropic table, so it allows you to find different systems of similar solvent strengt ...
7-9-2018 at 00:38
by: DJF90
Diethyl ether on pulic transport
How much, what type of transport, and what region? I'd say a train/tube in London would be quite dif ...
6-9-2018 at 00:20
by: DJF90
Catechol preparation
I too am glad to see you're back in the lab Magpie. I have several queries/suggestions to make, and ...
1-9-2018 at 04:50
by: DJF90
Dissolving unknown metal that may have PGM's
It would be advantageous to take a small sample of each platter, dissolve in whatever affords a homo ...
29-8-2018 at 02:49
by: DJF90
Missing persons
Is anyone in touch with Panache? I sent him a parcel a month ago and it has just been "returned to s ...
24-8-2018 at 09:15
by: DJF90
anhydrous calcium iodide for making calcium
Have you looked in Brauer?
20-8-2018 at 02:59
by: DJF90
Melting sulfur in mineral oil
Sulfur reacts with mineral oil at high temperatures to generate alkenes and hydrogen sulfide. Stick ...
15-8-2018 at 12:32
by: DJF90
Preparing Grignard Reagents from 3-Bromopropylamine hydrobromide and other Compounds
Assuming the C60 reacts with the grignard but is stable to the subsequent manipulations (fullerene c ...
13-8-2018 at 11:23
by: DJF90
58% EtOH + NaOH = .....
I'm more surprised by the phase separation... I was under the impression that this would form a homo ...
2-8-2018 at 09:06
by: DJF90
IKA ETS-D5 Error 5
Have you set the plate temperature higher than 100 C (by turning the knob). Error 5 in my experience ...
23-7-2018 at 00:29
by: DJF90
IKA ETS-D5 Error 5
I have this error pop up occassionally, but its usually when I've turned heating off on the hotplate ...
21-7-2018 at 06:40
by: DJF90
Does anyone have solubility data of HCl in various solvents (Methanol, Ethanol, Ether)?
100g of methanol has a larger volume than 100g of water due to differences in density. Essentially y ...
16-7-2018 at 09:18
by: DJF90
Does anyone have solubility data of HCl in various solvents (Methanol, Ethanol, Ether)?
This is given on p. 50 of "Purification of Laboratory Chemicals" by Armarego and Perrin (6th Ed.):
16-7-2018 at 00:19
by: DJF90
2,3-dichloropropene synthesis?
http://www.orgsyn.org/demo.aspx?prep=CV1P0209

If the bromide is not suitable, then I suspect the ...
17-6-2018 at 09:02
by: DJF90
Small scale preparation of Stannic Chloride (SnCl4)
You don't need to heat the tin to get it to react. See Brauer in the forum library, p729, for a deta ...
26-4-2018 at 07:25
by: DJF90
Making Pinchbeck Brass
Maybe you could use digest a sample of each ingot and do some quantitative analysis to get accurate ...
16-4-2018 at 03:26
by: DJF90
Using solid Sodium Hypochlorite to generate Chlorine?
If you cared to read the paper (it is open access, and also attached as .pdf by Hexavalent above, so ...
9-4-2018 at 05:26
by: DJF90
Using solid Sodium Hypochlorite to generate Chlorine?
@woelen: Yes, the pentahydrate was shown to retain 99% of its active chlorine over 1 year, IIRC. Thi ...
9-4-2018 at 01:21
by: DJF90
Using solid Sodium Hypochlorite to generate Chlorine?
[rquote=513588&tid=81796&author=ave369]Solid NaOCl is pretty much unobtainium. It TECHNICALL ...
9-4-2018 at 00:21
by: DJF90
Your last "OH SHIT!" moment [aka how I accidentally made manganese heptoxide]
Considering that nitrile gloves offer little to no protection to DCM ("splash protection" at best), ...
17-3-2018 at 01:38
by: DJF90
Is hydrazidation rxn of carboxylic ester requires anhydrous condition
I'm familiar with the synthesis of hydroxamic acids via this approach (albeit with hydroxylamine sol ...
11-3-2018 at 02:32
by: DJF90
Experiments with Vanillin and Ethyl Vanillin Ideas
Theres also this: http://www.sciencemadness.org/talk/viewthread.php?tid=23431
8-3-2018 at 00:55
by: DJF90
Essential Chemicals for the Organic Lab
[rquote=509731&tid=80997&author=Texium (zts16)]@Reboot: That's a nice list of chemicals for ...
7-3-2018 at 09:03
by: DJF90
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