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Purifying Denatured absolute EtOH Superheating problem
Teflon boiling chips are commercially available.
Porcelein boiling chips might score the glass an ... |
19-4-2008 at 23:21
by: Sauron |
Very old Ethyl Ether
The ether (and THF) cans I recall had no threads for exactly that reason. Even the 5 liter cans had ... |
19-4-2008 at 22:55
by: Sauron |
Liquid bomb plot demo video
Signboards are uncomfortable. How about Mad Scientist T-shirts?
We could have a whole series.
... |
19-4-2008 at 22:20
by: Sauron |
Liquid bomb plot demo video
My neighbors are not particularly chemophobic. There's a paint factory down the block and often the ... |
19-4-2008 at 21:51
by: Sauron |
Purifying Denatured absolute EtOH Superheating problem
How are you heating the pot?
I think your boilup rate is too high.
Simple distillation or frac ... |
19-4-2008 at 21:44
by: Sauron |
Very old Ethyl Ether
You are concerned about peroxide formation being present.
Treat the Et20 with anhydrous KOH pelle ... |
19-4-2008 at 21:32
by: Sauron |
Cleaning a absolute vacuum gauge type CR2
Not with a Dri-slide type solid film lubricant. It most certainly would be a problem with a WD40 typ ... |
19-4-2008 at 21:29
by: Sauron |
Liquid bomb plot demo video
I'm not worked up. I just think it is an idea that goes way beyond silliness, it is a clear and pres ... |
19-4-2008 at 21:01
by: Sauron |
Cleaning a absolute vacuum gauge type CR2
I certainly would not suggest WD40. If any lubrication at all is what is needed, and that is doubtfu ... |
19-4-2008 at 20:37
by: Sauron |
Liquid bomb plot demo video
Hang on. Polverone has stated many times that as of a certain date last year, political discussions ... |
19-4-2008 at 20:23
by: Sauron |
Liquid bomb plot demo video
One simply can't go around proposing anything as irresponsible as accurately and objectively informi ... |
19-4-2008 at 19:44
by: Sauron |
Liquid bomb plot demo video
The amateur chemist "community" does not need a higher profile on this issue, it needs a lower one. ... |
19-4-2008 at 18:16
by: Sauron |
Dimethylaminoethanol chlorination
I think we covered all this in the melatonin thread.4-chlorobutanol, oxidized most conveniently by P ... |
19-4-2008 at 06:31
by: Sauron |
Dimethylaminoethanol chlorination
I never said anything about OTC. And this would not be my personal favorite route, I'd go the Japp-K ... |
19-4-2008 at 06:11
by: Sauron |
Chlorination of methyl formate
[b]Breakthrough![/b]
The problem I've been struggling with has apparently long ago been solved.
... |
19-4-2008 at 05:42
by: Sauron |
pinacol rearragement
My one great publication in JOC was about acetophenone pinacol, or more specifically, its partially ... |
19-4-2008 at 02:27
by: Sauron |
Sulphur Monochloride, Dichloride, and Thionyl Chloride - Illustrated Practical Guide
Len1, I have no desire to quarrel with you, either. I like your illustrated practical guides. I had ... |
19-4-2008 at 02:19
by: Sauron |
Sulphur Monochloride, Dichloride, and Thionyl Chloride - Illustrated Practical Guide
Actually I buy my benzotrichloride, so I needn't be overly concerned with chlorinating it up from to ... |
19-4-2008 at 00:34
by: Sauron |
Sulphur Monochloride, Dichloride, and Thionyl Chloride - Illustrated Practical Guide
See Brauer for a much cleaner SO3 oxidation of sulfur chlorides.
Or, see Kyrides for FAR superior ... |
18-4-2008 at 23:44
by: Sauron |
Preparation of sulfur monochloride S2Cl2
When you are only going to chlorinate 15 g or 50 g, why not make life easier and use pure sulfur rat ... |
18-4-2008 at 23:22
by: Sauron |
Ace Hanovia Photochemical Equipment
I reviewed the Org.Syn. preps that use the Hanovia photochemical system, there are quite a few.
A ... |
18-4-2008 at 20:41
by: Sauron |
pinacol rearragement
One of your proposed products would be a pinacol-pinacolone rearrangement involving a 1,2-methyl shi ... |
18-4-2008 at 11:19
by: Sauron |
Dimethylaminoethanol chlorination
That should have occured to me since I authored the thread on melatonin synthesis not long ago. Tha ... |
17-4-2008 at 16:16
by: Sauron |
Dimethylaminoethanol chlorination
You gave good advice anyway. The fellow does not sound like he is set up for anything this nasty. |
17-4-2008 at 09:30
by: Sauron |
Ace Hanovia Photochemical Equipment
Turns out there is a Thai manufacturer of Hg lamps, lamp ballasts, UV curing equipment etc in the no ... |
17-4-2008 at 08:42
by: Sauron |
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