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Synthesis of Paraldehyde / Purity
Well, look in the index and see.
The JACS acetylene method is also in Cumming but since the origina ... |
2-12-2008 at 14:46
by: S.C. Wack |
Synthesis of Paraldehyde / Purity
There is one in Cumming from way back, from acetaldehyde.
There is a good JACS article from acetyle ... |
2-12-2008 at 03:57
by: S.C. Wack |
Silica Gel
"...silica gel is converted to pelletized or granular form by extruding pulverized gel with a binder ... |
30-11-2008 at 10:08
by: S.C. Wack |
Preparation of PBr3?
3 methods of removal of ethanol from chloroform are in Vogel, and also Perrin and Armarego. |
27-11-2008 at 13:26
by: S.C. Wack |
Preparation of PBr3?
Vogel's obscure text happens to detail the preparation in carbon tet that is vaguely mentioned in OS ... |
23-11-2008 at 10:09
by: S.C. Wack |
The separation of NaHSO4 from NaCl
Looking at the older literature (Mellor vol 2), it seems that the chemistry of bisulfate might not b ... |
22-11-2008 at 18:44
by: S.C. Wack |
Perchloric acid preparation
[quote][i]Originally posted by Formatik[/i]
I've used a method similar to this described in Gmeli ... |
18-11-2008 at 17:25
by: S.C. Wack |
silver
If someone is selling 2.6 oz. 80% silver to you for $18.80, you need to buy all you can, but not for ... |
16-11-2008 at 19:36
by: S.C. Wack |
Anyone ever built an overhead stirrer?
It does what it is supposed to do but will spin a little unbalanced if something is not perfect when ... |
16-11-2008 at 00:53
by: S.C. Wack |
Nitric Acid Synthesis
Well, that's enough vacuum to lower the bp of water to 43C...I sometimes use an oilless Gast that pu ... |
13-11-2008 at 19:37
by: S.C. Wack |
The short questions thread (1)
For instance
http://en.wikipedia.org/wiki/Wood%27s_metal
[Edited on 3-11-2008 by S.C. Wack] |
3-11-2008 at 15:14
by: S.C. Wack |
Drying HBr... has anyone considered this?
That is odd. I would think that they would have used CaBr2, which is commonly used for this. I thoug ... |
3-11-2008 at 03:57
by: S.C. Wack |
homebuilt fume hood
Well now I have nothing against engineering, and I know enough HVAC to be dangerous, but I'm not sur ... |
31-10-2008 at 16:25
by: S.C. Wack |
Ash of coal: K2CO3 ?
Power plants sell massive amounts of ash, its composition is not unknown.
http://www.google.com/sea ... |
30-10-2008 at 16:54
by: S.C. Wack |
Controlled Bacterial Nitrification (salpeter production, using nitrosomonas etc)
Well there seems to be some interest, though not necessarily in this thread, and there seems to be s ... |
28-10-2008 at 16:16
by: S.C. Wack |
Solution that efficiently removes oxygen from air
http://dx.doi.org/10.1021%2Fja01677a005
This (Fieser's solution) is naturally in both of my Fiese ... |
27-10-2008 at 16:30
by: S.C. Wack |
Controlled Bacterial Nitrification (salpeter production, using nitrosomonas etc)
Dirt. I bet if you watered some dirt with a solution of urea in the summer, you'd soon have a lot of ... |
27-10-2008 at 16:11
by: S.C. Wack |
Methanol production
[url=http://en.wikipedia.org/wiki/Donald_Othmer]Donald Othmer[/url] apparently had little problem is ... |
25-10-2008 at 06:27
by: S.C. Wack |
Methanol production
[quote][i]Originally posted by Aqua_Fortis_100%[/i]
Is there any other cheap/otc compound like plex ... |
24-10-2008 at 19:30
by: S.C. Wack |
Vanillin...
Which one - the principle of 10 posts a day?
I happen to have 6 JACS articles from '36-41 on the ... |
18-10-2008 at 15:50
by: S.C. Wack |
Acetophenones from benzaldehydes?
Might as well throw out there another preparation of benzonitriles via hydroxylamine since I found a ... |
13-10-2008 at 18:45
by: S.C. Wack |
The short questions thread (1)
I have a couple Wests with small bulbs at each end, but this only affects the condenser water.
Th ... |
12-10-2008 at 22:37
by: S.C. Wack |
The short questions thread (1)
The Rhodium page that has the JCS article's procedure says page 1408 instead of 1400, though which p ... |
10-10-2008 at 15:46
by: S.C. Wack |
The short questions thread (1)
[quote][i]Originally posted by Jor[/i]
Is it possible to make diiodomethane via iodoform[/quote]
... |
9-10-2008 at 16:11
by: S.C. Wack |
The short questions thread (1)
Mercuric salts and acetylene:
http://dx.doi.org/10.1021/ja01442a010
Fused generally means melted ... |
8-10-2008 at 04:35
by: S.C. Wack |
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