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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 |
Essential Chemicals for the Organic Lab
I appreciate the effort you've taken to write this list but I don't agree with the inclusion of many ... |
7-3-2018 at 05:06
by: DJF90 |
Alkali nitrite salt (home production, purification via esterification)
Passing NO2 into an aqueous solution of KI will give you KNO2 and I2. Separating these should be tri ... |
2-3-2018 at 16:59
by: DJF90 |
Diluting 70% alcohol brain f***
For best results, make the solution up to the desired volume (don't just add 40 mL - density changes ... |
28-2-2018 at 09:07
by: DJF90 |
Microchemical Tests and Reagents
Thioacetamide is commonly touted as a safer and easily handled surrogate for sulfide precipitation. ... |
26-2-2018 at 10:44
by: DJF90 |
Aromatic aldehydes using Gattermann Koch Reaction
You're unlikely to find less dangerous conditions. In terms of generating a gaseous reagent ex-situ, ... |
12-2-2018 at 05:18
by: DJF90 |
Aromatic aldehydes using Gattermann Koch Reaction
Your supervisor takes issue with POCl3 but not with CO? I don't know what to say... |
11-2-2018 at 13:01
by: DJF90 |
Aromatic aldehydes using Gattermann Koch Reaction
Vilsmeier conditions would be easier if they're compatible with your substrate. |
11-2-2018 at 10:01
by: DJF90 |
terephthaloyl chloride synthesis (procedure)
You won't be able to add sodium sulfate to the reaction mixture as a dessicant due to the presence o ... |
7-2-2018 at 13:05
by: DJF90 |
terephthaloyl chloride synthesis (procedure)
I'd have a crack at using this methodology, [i]if[/i] you have mechanical stirring:
http://quintu ... |
7-2-2018 at 08:51
by: DJF90 |
Red vs yellow PbO & some other Pb oxides
Just an additional note - Pb3O4 is actually a mixed valence oxide, 2PbO*PbO2. |
3-2-2018 at 11:28
by: DJF90 |
Titanium Tetra-chloride Bottling
Freeze the sample in the ampoule using a dry ice-acetone bath, vac/purge the headspace with argon, t ... |
26-1-2018 at 04:49
by: DJF90 |
Preparation of 1,4-Dibromobutane
Nice work Boffis.
I thought you might be interested to know that there is a preparation of trime ... |
19-1-2018 at 16:56
by: DJF90 |
How to get Hydrobromic acid (HBr) from Br2
There is a reliable procedure in OrgSyn using the reduction of bromine with sulfur dioxide, followed ... |
19-1-2018 at 02:16
by: DJF90 |
Issues with Soxhlet set up
[rquote=504014&tid=79704&author=A.Fleming]Yes, i`m trying to head down to more interesting r ... |
16-1-2018 at 13:31
by: DJF90 |
Carbamate Synthesis
TFA and DCM are miscible in all proportions from personal experience. |
15-1-2018 at 07:17
by: DJF90 |
Catechol preparation
Magpie, its hard to go wrong with an OrgSyn procedure. I'd say pick whichever one is most accessible ... |
10-1-2018 at 08:01
by: DJF90 |
Substitute for piperidine in this reaction
Try pyrrolidine if you have it. If not it can be made from proline by decarboxylation - I think Scr0 ... |
6-1-2018 at 06:09
by: DJF90 |
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