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Palladium on charcoal Nope question
Just thought that I'd point out, and here is as good as anywhere to do so and you might not be aware ... |
12-8-2008 at 02:54
by: S.C. Wack |
Amphetamine from Cinnamaldehyde
[quote][i]Originally posted by swip2[/i]
Could those refs be posted
Mood: Fuck all ya"ll....[/qu ... |
12-8-2008 at 01:07
by: S.C. Wack |
Acid to aldehyde w/o hydrides?
Ah, I forgot about this one, buried in my handwritten notes. In JCS 84 (1943) 0.1 mole benzoic acid, ... |
10-8-2008 at 00:28
by: S.C. Wack |
The lead salts preparation thread!
300-350C sounds crazy low for Pb3O4 from PbO. Nothing that I've read gives such a low temperature. H ... |
3-8-2008 at 20:08
by: S.C. Wack |
Propylene (oxide) synthesis
Looks pretty high. Maybe someone has Springer access.
http://dx.doi.org/10.1134/S1070427206030141
... |
2-8-2008 at 23:42
by: S.C. Wack |
The lead salts preparation thread!
Silicon and PbO do not get along; molten PbO and lead oxidizes metals and reacts with Si cpds. inclu ... |
2-8-2008 at 00:25
by: S.C. Wack |
"OTC" replacement for Soxhlet extraction sleeves?
2 kilos? How big a Soxhlet have you got?
I've never seen any need for anything but ordinary paper f ... |
1-8-2008 at 06:23
by: S.C. Wack |
Manufacture of sodium azide via hydrazine
The preparation using [b]alkyl[/b] nitrite is found in 3 of my scans (Schlesinger, Brauer, Inorg Syn ... |
31-7-2008 at 15:25
by: S.C. Wack |
Acetophenones from benzaldehydes?
http://www.sigmaaldrich.com/catalog/search/TablePage/17185741
I have a couple pieces (a three way ... |
30-7-2008 at 07:23
by: S.C. Wack |
Need help w/ Sulfamic synthesis
ha
HA
HA!
And here I thought that it was just my links that people didn't click on.
What can I s ... |
30-7-2008 at 07:00
by: S.C. Wack |
Drying oxalic acid
I have done it in toluene and sublimation is not a problem at all. The major problem in the amounts ... |
29-7-2008 at 16:34
by: S.C. Wack |
Question: Red phosphorus purification
The NaOH should be dilute. Hot conc. NaOH + RP = fail. The phosphine will make itself obvious. |
29-7-2008 at 03:28
by: S.C. Wack |
Acid to aldehyde w/o hydrides?
One of the easier methods without something like LAH or hydrogenation with a catalyst would be less ... |
29-7-2008 at 03:25
by: S.C. Wack |
Salicylic acid
Walgreens aspirin is $4/162.5 g. ASA, which is 125 g. SA. So for $16, you get 500 g. SA instead of 4 ... |
29-7-2008 at 02:56
by: S.C. Wack |
Disposal of mercury salts (hazardous waste in general).
[quote][i]Originally posted by not_important[/i]
You said selling paint labeled "vermilion" but con ... |
27-7-2008 at 06:30
by: S.C. Wack |
Disposal of mercury salts (hazardous waste in general).
Well I asked for decomposition and I got it, OK. But that isn't exactly what I'm looking for.
[qu ... |
26-7-2008 at 04:39
by: S.C. Wack |
Disposal of mercury salts (hazardous waste in general).
I cannot imagine why Ephoton resurrected this thread after three years to post that. I challenge any ... |
25-7-2008 at 13:48
by: S.C. Wack |
Acetophenones from benzaldehydes?
[quote][i]Originally posted by Klute[/i]
S.C.Wack, the reduction of the benzoic acids with iron and ... |
23-7-2008 at 06:28
by: S.C. Wack |
Acetophenones from benzaldehydes?
If the corresponding benzoic acids are stable to considerable heat, perhaps oxidation and reflux wit ... |
23-7-2008 at 05:57
by: S.C. Wack |
The lead salts preparation thread!
The Pb3O4 that I made IIRC by heating white PbCO3 to yellow PbO and heating further in air was only ... |
21-7-2008 at 13:51
by: S.C. Wack |
Silver Nitrate + Ethanol = Ethyl Nitrate?
[quote][i]Originally posted by Picric-A[/i]
oh kk, this must be wrong then 
http://www.saltlakem ... |
21-7-2008 at 12:56
by: S.C. Wack |
Old aniline HCl?
Purify the suspect cpd. in the usual way for aniline and see what happens.
[quote][i]Originally pos ... |
19-7-2008 at 20:42
by: S.C. Wack |
Does ammonium formate sublime?
No smell of ammonia or formic acid during the losses???
You may find it more convenient to use am ... |
17-7-2008 at 13:51
by: S.C. Wack |
Chloroacetic Acid from TCCA and S/I2 Catalyst?
Of course the use of sulfur or iodine is in the literature. Just with chlorine, not with TCCA; someo ... |
15-7-2008 at 04:26
by: S.C. Wack |
Pyridine synthesis/extraction
I see the purification procedure for pyridine in the 3rd and 5th editions of Vogel and wonder just h ... |
15-7-2008 at 02:32
by: S.C. Wack |
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