Search |
[Next Page] |
Remember the Multiton AN Purchase in Canada? There was a pretty large explosion in my Town in 2001, supposibly becasue of a large pile (300-400 t ... |
6-10-2008 at 13:01 by: Klute |
Synthesis of Tartrazine and Allura Red AC Glad I could help! If you perform the synthesisfor your project, please report your results back her ... |
6-10-2008 at 12:46 by: Klute |
Acetophenones from benzaldehydes? I have located an article mentionning the preparation of substitued acetophenones after double-decar ... |
6-10-2008 at 09:27 by: Klute |
Synthesis of 3-(p-Hydroxyphenyl)-2-Butanone "raspberry ketone" Well, when reducing dehydrozingerone, at least 5% saturated alcohol was formed using Pd/C and K2CO3 ... |
6-10-2008 at 02:07 by: Klute |
Synthesis of 4-(3,4-methylendioxyphenyl)butan-2-one, "Cassione" Just found another interestinf alternative: the butanones can be formed by using a diazotized anilin ... |
5-10-2008 at 15:21 by: Klute |
Gas chromatographs Most of the modern macro-bore columns can be adapted on "old" packed colum machines, using the same ... |
5-10-2008 at 15:00 by: Klute |
The short questions thread (1) There is a thread on the oxidation of xylenes to benzen dicarboxylic acids using neutral KMnO4, the ... |
5-10-2008 at 14:56 by: Klute |
Synthesis of 3-(p-Hydroxyphenyl)-2-Butanone "raspberry ketone" Good news!
I have tried out the atm hydrogenation of dehydrorheosmin over Pd/C, using 25% mol/m ... |
5-10-2008 at 10:20 by: Klute |
Synthesis of 4-(3,4-methylendioxyphenyl)butan-2-one, "Cassione" You can couple MVK direct with phenol to Rheosmin, there are several articles on this in the origina ... |
5-10-2008 at 09:52 by: Klute |
methylenedioxybenzyl chloride + sommelet? Good point, but making ethylen and ethylen oxyde isn't evry practical, well not quite the chemistry ... |
5-10-2008 at 09:48 by: Klute |
Synthesis of Tartrazine and Allura Red AC EIDt: Got ya!
[quote]"FD&C Yellow N° 5 (Tartrazine, color index N° 19140) is a monoazo dy ... |
5-10-2008 at 06:25 by: Klute |
quick lipid question have a look at this patent:
[url=http://www.wipo.int/pctdb/images4/PCT-PAGES/2003/212003/03041514/0 ... |
5-10-2008 at 05:58 by: Klute |
methylenedioxybenzyl chloride + sommelet? Yes, I beleive the corresponding 2-phenyethanols posses pleasants smells too.
I think you must ha ... |
5-10-2008 at 05:50 by: Klute |
Synthesis of 4-(3,4-methylendioxyphenyl)butan-2-one, "Cassione" Well, it's butan-2-one starting from the methyl alpha from the carbonyl, and not the phenyl ring. Ob ... |
5-10-2008 at 05:40 by: Klute |
Synthesis of 4-(3,4-methylendioxyphenyl)butan-2-one, "Cassione" This coumpound is said to posses the aroma of black currant. There is little information on this com ... |
4-10-2008 at 19:16 by: Klute |
methylenedioxybenzyl chloride + sommelet? My bad on the aldol, I don't know know what I was thinking ![:)](./images/smilies/smile.gif)
That unconventional grignard seems ... |
4-10-2008 at 18:01 by: Klute |
The short questions thread (1) I don't have the precise examples in head, but yes I am sure some HCl salts are sparingly soluble, o ... |
4-10-2008 at 05:27 by: Klute |
methylenedioxybenzyl chloride + sommelet? Well, there would be more simple ways of doing this, like aldol with formaldehyde and reduction of t ... |
3-10-2008 at 12:09 by: Klute |
methylenedioxybenzyl chloride + sommelet? With what benzyl halide? Piperonyl?
Did you make i by halomethylation or from the alcohol?
I'm ... |
3-10-2008 at 07:47 by: Klute |
Synthesis of phenol See [url=http://www.pat2pdf.org/patents/pat4500721.pdf]US4500721[/url] for the copper-treated Raney ... |
3-10-2008 at 03:06 by: Klute |
Synthesis of phenol You could form benzonitriles from the amides, and thenr educe with copper-treated Raney nickel to ob ... |
2-10-2008 at 23:12 by: Klute |
methylenedioxybenzyl chloride + sommelet? And the quoted [i]J. Chem. Soc., Perkin Trans.[/i] article
I haev found more info on the acetoace ... |
2-10-2008 at 22:52 by: Klute |
methylenedioxybenzyl chloride + sommelet? Sorry, I thought you were refering to the WIPO patent at first..
I was pretty stunned, as I had t ... |
2-10-2008 at 22:49 by: Klute |
p-chloro aniline oups my bad, I went through the thread quickly and must have over read your post.. |
2-10-2008 at 08:52 by: Klute |
p-chloro aniline would it be possible to go via the acetanilide? I know I can be brominated with majorly para-isomers ... |
2-10-2008 at 08:23 by: Klute |
[Next Page] |