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Calculating purity
[rquote=317969&tid=28828&author=DutchChemistryBox]If you can't weigh the sample accurately y ... |
5-2-2014 at 10:59
by: DJF90 |
The Short Questions Thread (4)
Your description of the mechanism was so long I didn't bother to read it. In hindsight I should have ... |
26-1-2014 at 07:20
by: DJF90 |
cinnamic acid
If you're following a literature procedure please provide a reference. Do you really think you need ... |
25-1-2014 at 10:56
by: DJF90 |
The Short Questions Thread (4)
Its good that you're trying to apply your knowledge Alexleyenda, but you'll need an excess of sodium ... |
25-1-2014 at 09:53
by: DJF90 |
Oximes
Standard procedure for oximes that I have seen is hydroxylamine hydrochloride and sodium acetate in ... |
24-1-2014 at 13:23
by: DJF90 |
Preparation of 2,4-dinitrobromobenzene
Any chance of the SciMad community coming together to provide funds for a new camera? What do you th ... |
14-1-2014 at 16:27
by: DJF90 |
NaCN/HCN preparation plan
I was curious about this, considering the chelate effect that would be afforded by e.g. citrate, and ... |
14-1-2014 at 13:30
by: DJF90 |
NaCN/HCN preparation plan
Thanks B0tonist. |
13-1-2014 at 23:36
by: DJF90 |
Preparation of 2,4-dinitrobromobenzene
Nice job UC. |
12-1-2014 at 23:37
by: DJF90 |
NaCN/HCN preparation plan
You missed the *point* |
12-1-2014 at 23:25
by: DJF90 |
NaCN/HCN preparation plan
[rquote=315143&tid=28470&author=Pyro]
having isopropyl nitrate on hand isn't bad either.
... |
12-1-2014 at 16:02
by: DJF90 |
Bad days in the lab or with glassware?
My access card is on a lanyard also but I just tuck it in my shirt pocket. |
9-1-2014 at 13:39
by: DJF90 |
Verifying H2O2 Concentrations
The sulfuric acid is diluted, so competing oxidation is nil. Thats a nice titration procedure using ... |
6-1-2014 at 12:35
by: DJF90 |
Where is not_important?
Sauron I believe may have kicked the bucket... I was in contact with him for a fair while after he l ... |
30-12-2013 at 17:50
by: DJF90 |
Bad days in the lab or with glassware?
@Blargish - This is Fenton's reagent and relies on the formation of Fe4+ and OH radicals, both activ ... |
30-12-2013 at 09:12
by: DJF90 |
Allyl alcohol in 70% yield
An initial improvement in allyl alcohol content can be made by conducting the initial distillation a ... |
30-12-2013 at 06:21
by: DJF90 |
N-(1-Naphthyl)ethylenediamine
Seems reasonable. |
24-12-2013 at 09:55
by: DJF90 |
N-(1-Naphthyl)ethylenediamine
The requisite nitroethylene can be made by dehydration of 2-nitroethanol with phhalic anhydride. Org ... |
23-12-2013 at 14:41
by: DJF90 |
N-(1-Naphthyl)ethylenediamine
How about conjugate addition of the 1-naphthylamine to 1-nitroethylene, followed by reduction of the ... |
23-12-2013 at 09:20
by: DJF90 |
The Short Questions Thread (4)
Theres a preparation in Brauer that does exactly that. |
23-12-2013 at 09:15
by: DJF90 |
Synthesis/acquisition of alpha-methylstyrene
When I first saw this, I searched OrgSyn as I figured something might have been said. I found this s ... |
22-12-2013 at 15:50
by: DJF90 |
Arecoline extraction
It could be that the hydrochloride salt is hygroscopic/deliquescent. There are many factors involved ... |
17-12-2013 at 01:43
by: DJF90 |
Radioisotope Identification
I think this is really cool but I don't think you'll get the exposure you deserve due to the thread ... |
17-12-2013 at 01:40
by: DJF90 |
Pretty Pictures (2)
@Mailinmypocket: Looks really good. It appears as if you sublimed it? I've noticed that no mater how ... |
14-12-2013 at 04:44
by: DJF90 |
Magnetic Stirrer and Ice Baths
I was wondering how effective it might be to switch out the stock magnets in a hotplate stirrer with ... |
14-12-2013 at 04:32
by: DJF90 |
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