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Pine resin derivatives That little tidbit on n-heptane derived from the resin of the Jeffrey Pine is pretty cool solo, as s ... |
7-7-2013 at 18:10 by: paw_20 |
Most effective solvent for coked carbon deposits. Conc. sulphuric will eat through just about anything organic, often without heating (although it wil ... |
28-6-2013 at 05:57 by: paw_20 |
Need help with process interpretation - fatty acid amide synth KOH won't distill over to any great degree; similar to purification of water by distillation, salts ... |
19-6-2013 at 12:40 by: paw_20 |
Important milestones in organic chemistry/organic synthesis No votes for the total synthesis of vitamin B12? Maybe not as elegant as the total synth of strychni ... |
18-6-2013 at 10:53 by: paw_20 |
3D print lab supplies? I got extremely (perhaps inordinately) excited over the AFM imaging of a graphene reaction (article' ... |
14-6-2013 at 09:29 by: paw_20 |
Borosilicate Practice your surgeon's technique for glove removal. If you're fast enough, you should be able to wh ... |
25-5-2013 at 08:51 by: paw_20 |
2,6-dimethylaniline I have a procedure (from Purification of Laboratory Chemicals, 6th Edition) for separating m-xylene ... |
14-5-2013 at 10:52 by: paw_20 |
Selecting chiral acids for resolution of amines. I think naproxen is usually sold as the sodium salt (not that that's much of a problem). I remember ... |
14-5-2013 at 10:45 by: paw_20 |
Using bottled gas with a Bunsen burner http://www.avogadro-lab-supply.com/item.php?item_id=379&category_id=87
should work with bernz ... |
9-5-2013 at 00:57 by: paw_20 |
Titration exponent, pI...? That would make sense. One of the listed mixtures is just that, methyl orange and xylene cyanol; vio ... |
9-5-2013 at 00:50 by: paw_20 |
Please review my Laboy order Definitely take into account funkerman's suggestion on the thermometer, eliminates worrying about ni ... |
8-5-2013 at 09:09 by: paw_20 |
Titration exponent, pI...? The table is taken from a 1940s book on volumetric analysis, so maybe it was more common back then. ... |
8-5-2013 at 08:51 by: paw_20 |
Titration exponent, pI...? So to avoid studying calculus, I started flipping through Lange's Handbook of Chemistry and stumbled ... |
7-5-2013 at 19:05 by: paw_20 |
Thinking about buying some glassware.. advice for a beginner? just a side note, it looks to me as though the bleed tube from those kits won't reach the bottom of ... |
7-5-2013 at 16:47 by: paw_20 |
Ethylene oxide synthesis Whoa, that's some frag damage. Hope you weren't in range. |
3-5-2013 at 04:59 by: paw_20 |
modafinil with bad melting point http://www.google.com/patents/EP1787980B1?cl=en
This patent claims that the sulfide can overoxidi ... |
15-4-2013 at 12:50 by: paw_20 |
New Amateur Way to Prepare Pyridine Do you mean a hookah? The device that is, a water bong sort of contraption with 1 or more hoses to s ... |
13-4-2013 at 08:30 by: paw_20 |
Beginner needs help with nitric acid [rquote=273592&tid=23184&author=wireshark]
Anyway, as I just realized, aqua regia requires ... |
11-4-2013 at 10:12 by: paw_20 |
Help! Need Laboy order Cancel ASAP http://foundation.methproject.org/documents/Meth%20Impact%20-%20National%20Statistics%20Final.pdf
... |
10-4-2013 at 16:23 by: paw_20 |
Beginner needs help with nitric acid [rquote=273009&tid=23184&author=Jaysus]I live in the USA where the government will put you i ... |
10-4-2013 at 12:24 by: paw_20 |
gas collecting tube Pretty sure. A gas burette is for quantitative measurements.
http://www.chemglass.com/product_view. ... |
10-4-2013 at 07:02 by: paw_20 |
gas collecting tube I believe that those are sampling tubes, and "full" is a moot point; there just has to be enough to ... |
9-4-2013 at 16:33 by: paw_20 |
synthetic liquor, no hangover From my experience mixing juice in college, it was the sugars that made everyone feel terrible the n ... |
5-4-2013 at 05:44 by: paw_20 |
synthetic liquor, no hangover Personally I've never felt particularly relaxed from drinking. I was prescribed xanax (alprazolam) f ... |
4-4-2013 at 14:02 by: paw_20 |
Catechol preparation hot KMnO4 and then reduction with LAH, not much else reduces carboxylic acids. But it isn't easy to ... |
22-3-2013 at 07:25 by: paw_20 |
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