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Isopropyl Acetate
[quote]
I read a Wikipedia article on isopropyl acetate, which stated acetic acid and isopropyl ace ...
7-6-2014 at 05:24
by: sparkgap
molecular sieve capacity
Also, you're assuming that ethanol is the only thing contaminating your ether; if it's also wet, the ...
6-6-2014 at 19:25
by: sparkgap
Steam distillation
[rquote=333391&tid=30497&author=aga]
1. Drink 2 cans of beer. Soft drinks are optional, but ...
6-6-2014 at 18:48
by: sparkgap
Steam distillation
leu, thanks for posting that! So it seems linalyl acetate is indeed hydrolyzed rather easily by boil ...
6-6-2014 at 06:26
by: sparkgap
Pretty Pictures (2)
Quite nice! I hadn't realized that Mercurochrome's fluorescing color is different from its usual red ...
6-6-2014 at 02:19
by: sparkgap
Steam distillation
I'm still not sold on the claim that the ester components of lavender oil will decompose in hot wate ...
5-6-2014 at 19:40
by: sparkgap
Steam distillation
Prolly missing something here, given that it's been a while since I've last had to steam-distill any ...
5-6-2014 at 08:48
by: sparkgap
Anthocyanin Indicator Papers
Should you be able to get to hydrangeas, you might also want to include them in your experiments.

...
5-6-2014 at 06:08
by: sparkgap
Don't Panic -- software upgrades in progress
[quote]It should now be possible to upload files of up to 10 megabytes.[/quote]

Quite generous wi ...
4-6-2014 at 17:55
by: sparkgap
Alexander Shulgin has died
[quote]May his legend live on.[/quote]

...and may there be more of his sort in this world. Then a ...
4-6-2014 at 16:15
by: sparkgap
Epoxidation of propiophenone
With respect to the reduction, you might consider using thiourea dioxide for the purpose. Have you s ...
4-6-2014 at 06:41
by: sparkgap
MEKP Reaction Mechanism
Consider this: once you protonate MEK, you now have an electrophilic center at your carbonyl carbon, ...
2-6-2014 at 10:58
by: sparkgap
Epoxidation of propiophenone
If you look at the structure of propiophenone, you should be able to notice the lack of features sim ...
2-6-2014 at 03:00
by: sparkgap
Oxidation of primary alcohol to aldehyde
Nobody answered the guy, so...

[quote]That aside, could I use the change in oxidation numbers to ...
6-12-2012 at 16:34
by: sparkgap
Phenolphthalein ( 3,3-bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one ), h2so4 and h2o2
kristof,

I suppose you'd want to see [url=http://cancerres.aacrjournals.org/content/56/21/4922]th ...
5-12-2012 at 03:53
by: sparkgap
Phenolphthalein ( 3,3-bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one ), h2so4 and h2o2
Just how much did you have, anyway? Small amounts can be flushed into the sink.

sparky (~_~)

[Ed ...
4-12-2012 at 14:09
by: sparkgap
The short questions thread (3)
Hexavalent, have you seen [url=https://www.sciencemadness.org/whisper/viewthread.php?tid=11785]this[ ...
3-12-2012 at 15:26
by: sparkgap
The short questions thread (3)
I don't have a reference offhand, but if memory serves, dimethyl ether will only get protonated to ( ...
3-12-2012 at 01:06
by: sparkgap
Help with Benzoic acid pKa&Gibbs free energy
From [url=http://en.wikipedia.org/wiki/Gibbs_free_energy#Standard_energy_change_of_formation]here[/u ...
2-12-2012 at 23:44
by: sparkgap
Single molecule, one million times smaller than a grain of sand, pictured for first time
[quote][b]Direct Imaging of DNA Fibers: The Visage of Double Helix[/b]
[i]Francesco Gentile, Manola ...
30-11-2012 at 19:29
by: sparkgap
Cutting a Test Tube / Glass Tubing
[rquote=267269&tid=22515&author=Sedit]
Fill it with water to where you want to have it cut, ...
29-11-2012 at 01:34
by: sparkgap
chemical lawnmower
[rquote=266900&tid=16169&author=sodium_stearate]I was reading that hydrozine (as in rocket f ...
28-11-2012 at 03:14
by: sparkgap
sulfuric acid accident
Most probably the ester linkages in PET being hydrolyzed by the concentrated acid, ester formation b ...
20-4-2010 at 22:58
by: sparkgap
Nitromethane, nitroethane, nitropropane synthesis via industrial route
[rquote=176080&tid=13633&author=Melgar]How hard would it be to oxidize the NH2 to NO2, then ...
19-4-2010 at 15:55
by: sparkgap
Good Science Forum Names?
alexires,

Is this supposed to be a branch-off of RS? :) Pretty sure your crowd has been hunkering ...
19-4-2010 at 06:31
by: sparkgap
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