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benzophenone synthesis
It's an Friedel-Crafts acylation (not alkylation) and (unlike polyalkylation) the polyacylation is n ... |
23-9-2008 at 14:03
by: Nicodem |
Possible Path to Tetraphenylmethane
The obvious solution is to read the original publications and the references therein:
[b]Tetraphe ... |
23-9-2008 at 13:58
by: Nicodem |
Catalytic Hydrogenation comments......
Chemrox, what are you talking about? Where did high pressure come from?
beta-Nitrostyrenes can be h ... |
23-9-2008 at 00:33
by: Nicodem |
separation dilemma
What exactly is the purpose of this thread? I might be too dumb, but I fail to see what kind of a pr ... |
23-9-2008 at 00:24
by: Nicodem |
Deoxygenation of (cis/trans)-asarone using selenium dioxide.
The original reference describes a weird method of cis/trans isomerisation of beta-asarone to asaron ... |
23-9-2008 at 00:19
by: Nicodem |
benzophenone synthesis
[quote][i]Originally posted by pip[/i]
i could not find a synthesis for 2-amino-5 chloro-benzopheno ... |
22-9-2008 at 23:15
by: Nicodem |
6-Bromo-1-hexanol synthesis
Please write a proper account of the experimental procedure. People here do not read minds.
What fu ... |
22-9-2008 at 23:10
by: Nicodem |
The short questions thread (1)
[quote][i]Originally posted by solo[/i]
....acetone does not dissolve the ketone and the micellane ... |
22-9-2008 at 00:52
by: Nicodem |
benzophenone synthesis
Are you looking for a preparation of benzophenone if I understood well? The preparation of substitut ... |
22-9-2008 at 00:36
by: Nicodem |
Morpholine derivate from secondary amine/alcohol
It is the most common route to morpholines and there are lot's of references (even plain morpholine ... |
18-9-2008 at 23:42
by: Nicodem |
The short questions thread (1)
[b]To Solo:[/b]
I'm not sure you are asking for the CAS number of p-nitrophenylhydrazine or the p ... |
18-9-2008 at 08:10
by: Nicodem |
Sourcing natural products
Thanks. This essentially reinforces my opinion that absinthe has no effects other than ethanol intox ... |
18-9-2008 at 00:54
by: Nicodem |
Morpholine derivate from secondary amine/alcohol
[quote][i]Originally posted by smuv[/i]
[quote]In neutral and basic conditions they they form the c ... |
18-9-2008 at 00:31
by: Nicodem |
Carboxylic acids condensation.
What exactly are you asking? Only about how to prepare the catalyst? You just follow the instruction ... |
17-9-2008 at 23:02
by: Nicodem |
Sourcing natural products
I know this is off topic, but the question of the original poster was already answered so I guess th ... |
17-9-2008 at 01:22
by: Nicodem |
Morpholine derivate from secondary amine/alcohol
Phenmetrazine can not be made by reacting any of the 2-amino-1-phenylpropanols with 1,2-dibromoethan ... |
17-9-2008 at 00:30
by: Nicodem |
Carboxylic acids condensation.
Maja, please edit your post properly by describing what are you asking. The tittle talks about "Carb ... |
17-9-2008 at 00:19
by: Nicodem |
Reduction of carboxylic acid to alcohol!
[quote][i]Originally posted by zbde00[/i]
To others
I'm sorry.I have a feeling of crime because I ... |
17-9-2008 at 00:02
by: Nicodem |
Reduction of carboxylic acid to alcohol!
ZrCl4 can not "fire". It does not burn. All it does is fume a bit since it is a strong acid that hyd ... |
16-9-2008 at 05:33
by: Nicodem |
Bromobenzene from Bromoaniline
Though hypophosphorous acid is commonly used for the reduction of diazonium salts to aromatics, many ... |
16-9-2008 at 04:00
by: Nicodem |
Sourcing natural products
[quote][i]Originally posted by Sauron[/i]
Elemicin is 3,4,5-trimethoxyallyl benzene. Myristicin is ... |
16-9-2008 at 03:54
by: Nicodem |
Sourcing natural products
Elemi oil (essential oil from [i]Canarium commune[/i]) contains up to 10% elimicin, but the composit ... |
16-9-2008 at 03:18
by: Nicodem |
Reduction of carboxylic acid to alcohol!
Refluxing carboxylic acids or their esters in diglyme with NaBH4 is said to work well. This way you ... |
16-9-2008 at 03:01
by: Nicodem |
The short questions thread (1)
You can find some data here: http://xxx.lanl.gov/PS_cache/cond-mat/pdf/0507/0507515v1.pdf
(Probably ... |
12-9-2008 at 06:06
by: Nicodem |
DCM or Et2O?
Indeed, petroleum ether (hexanes, heptanes, etc.) can be used for extractions out of (moist) methano ... |
12-9-2008 at 05:51
by: Nicodem |
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