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m-phenoxybenzaldehyde
That sounds like an industrial setting.
Use degassed solvents and store over nitrogen. No oxygen ... |
13-2-2011 at 11:02
by: Paddywhacker |
Methylation of phenols
Talking of O-methylating agents, dimethylformamide dimethyl acetal, CAS 4637-24-5, is used to methyl ... |
13-2-2011 at 02:16
by: Paddywhacker |
Methylation of phenols
That's very, very interesting, Nicodem.
Would somebody please translate the German. It cannot be ... |
12-2-2011 at 15:21
by: Paddywhacker |
make dry hex-1-yne
mmmm.... MS 4A .... tricky.
MS 4A doesn't have any carbons in it, and dry hex-1-yne has at least ... |
10-2-2011 at 18:34
by: Paddywhacker |
What acid will dissolve copper/brass but not chromoly steel?
Ammonia and hydrogen peroxide will eat into the copper in brass, and probably the zinc too. Rather ... |
20-1-2011 at 11:53
by: Paddywhacker |
Organic amines for schiff bases in perfumery
You might be able to make the methyl ester of glycine, or of other amino acids, to give you interest ... |
11-1-2011 at 20:11
by: Paddywhacker |
2,4-Dinitrophenol
[rquote=194767&tid=15006&author=DDTea]Good call regarding the safety margin. Here's what I ... |
12-12-2010 at 01:56
by: Paddywhacker |
Testing for urea
You may have urea nitrate. |
3-12-2010 at 21:05
by: Paddywhacker |
Lab Glassware acquisition rant
Canada has excellent glassware suppliers. Isn't Manitoba in Canada? |
3-12-2010 at 21:02
by: Paddywhacker |
p-toluenesulonyl chloride advice
Stick to the one that is used. That way if it doesn't work then you won't be left wondering if your ... |
28-11-2010 at 20:04
by: Paddywhacker |
Teaching my wife Organic Chemistry!
Azo dyes are visual and interesting, and are historically important too.
You can soak cloth in a ... |
20-11-2010 at 11:44
by: Paddywhacker |
TLC to identify unknowns
[rquote=187274&tid=14460&author=cnidocyte]... In other words could I identify NaCl in the un ... |
11-9-2010 at 15:48
by: Paddywhacker |
things to remember while making column?
Globey, are you using the cellulose pulp as the column packing, or as the plug at the bottom?
As ... |
19-8-2010 at 12:33
by: Paddywhacker |
Peculiar smell remains in nose
Proteins that have been chlorinated slowly release chlorine. Think of the smell of skin that has be ... |
13-8-2010 at 14:57
by: Paddywhacker |
diiodomethane
Of the OP's topic, but acetylene tetrabromide, with a SG of 2.96, is readily made from acetylene and ... |
31-7-2010 at 12:25
by: Paddywhacker |
An amazing blue fluorescent compound...what is it?
Bisphenol? ... you mean biphenyl. That is fluorescent, smells pleasant, and is consistent with phe ... |
27-7-2010 at 00:52
by: Paddywhacker |
hard time reading synthesis instructions
They are using HE to synthesize HE? Is that novel? |
24-7-2010 at 16:40
by: Paddywhacker |
oxidation of diols
If the oxidation is going too far, then maybe more sugar or less acid would do the trick. Also, add ... |
24-7-2010 at 16:34
by: Paddywhacker |
iron sulfate please help
Yes, FeSO4 will be oxidized by atmospheric oxygen. You may be able to minimize that by leaving the ... |
24-7-2010 at 16:12
by: Paddywhacker |
Acid-catalyzed hydrolysis of 1-piperoylpiperidine
I gather that this is a new experimental procedure rather than a replication of a published one. St ... |
20-7-2010 at 13:43
by: Paddywhacker |
Finkelstein reaction
Tetrabutyl ammonium bromide (TBAB) is an ionic bromide salt. Finklestein will not do anything.
Y ... |
14-7-2010 at 12:33
by: Paddywhacker |
Human/Ape Crossbreeds
Let's have no unflattering talk about ape crossbreeds. Both my parents were great apes, and I count ... |
4-7-2010 at 23:03
by: Paddywhacker |
nitroalkane synthesis
Yes, this has been seen before. But obviously not everybody knows about it, and it is an interestin ... |
22-6-2010 at 12:48
by: Paddywhacker |
Thiourea Dioxide --> better than borohydride?
[rquote=178615&tid=11785&author=mnick12]I like both of your ideas,but I have a few comments. ... |
8-6-2010 at 14:30
by: Paddywhacker |
Hexamine Chemical Drawing Question
If you use the "search for structure" on the Chemspider site you can crudely draw your structure and ... |
8-6-2010 at 13:28
by: Paddywhacker |
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