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aspirin synthesis without acetyl anhydride
Oh wow... so acetyl chloride is not banned ?!?!? That's nuts, I've always thought it was even more d ... |
22-10-2013 at 09:31
by: deltaH |
Semi metals or metalloids as anions: a preparation thread.
If anybody is interested, the gentleman who made that photo of NiSb I posted in the beginning has ju ... |
22-10-2013 at 08:18
by: deltaH |
decarboxylation of terephthalic acid
Speculative suggestion:
Possibly adsorbing the TPA onto silica gel, then heating to red heat migh ... |
22-10-2013 at 06:22
by: deltaH |
aspirin synthesis without acetyl anhydride
[quote]The only practical approach that I can think of is via the acetylation of salicylic acid with ... |
22-10-2013 at 06:02
by: deltaH |
synthesis of Propylene carbonate
@Papaya
In [b]nicodem[/b]'s general review link he posted, there's this graph:
[img]http://www ... |
22-10-2013 at 05:41
by: deltaH |
aspirin synthesis without acetyl anhydride
Hmmm... ok, what about oxidising the o-tolyl acetate with KMnO4 solution without added acid and boil ... |
22-10-2013 at 04:06
by: deltaH |
aspirin synthesis without acetyl anhydride
Hi [b]dmounger[/b], acetylation reactions are important in some types of illegal drug manufacture, t ... |
22-10-2013 at 01:43
by: deltaH |
synthesis of Propylene carbonate
Beautiful [b]papaya[/b], it never occurred to me that one could do this!
The fascinating thing a ... |
22-10-2013 at 01:14
by: deltaH |
synthesis of Propylene carbonate
[quote]Mercury electrodes have a huge overpotential for hydrogen (the highest of all metals). Overpo ... |
21-10-2013 at 14:00
by: deltaH |
synthesis of Propylene carbonate
[quote]Burn it.[/quote]I wouldn't advise that as you might not obtain a material with a very high sp ... |
21-10-2013 at 12:53
by: deltaH |
synthesis of Propylene carbonate
[quote]Oh please stop it with these long facepalm replies already.[/quote]As this is voiced as a req ... |
21-10-2013 at 12:12
by: deltaH |
synthesis of Propylene carbonate
[quote]Do you have any idea at all what the polarization layer around an electrode is? [/quote]Very ... |
21-10-2013 at 07:48
by: deltaH |
"Nascent Iodine" "Atomidine"
This is classic pseudo science: "electromagnetic charge is held by the atom"?!, "same nascent iodine ... |
20-10-2013 at 23:38
by: deltaH |
Titanium (III) Potassium Alum: failed attempt
Okay! Yes it looks nearly certain now to contain substantial amounts of chloride. Now to determine i ... |
20-10-2013 at 07:43
by: deltaH |
Semi metals or metalloids as anions: a preparation thread.
By chance, I was looking at this wiki photo of nickel antimonide the other day... it's really stunni ... |
20-10-2013 at 07:27
by: deltaH |
Semi metals or metalloids as anions: a preparation thread.
Do you mean things like nickel antimonide? |
20-10-2013 at 06:40
by: deltaH |
propylene glycol
He was meaning the dinitrate guys and yes, the wiki article says it's really toxic... there's better ... |
19-10-2013 at 13:09
by: deltaH |
Invisible members
Ah ok, thanks [b]bismuthate[/b], I never noticed this cause I haven't had to sign in since the first ... |
19-10-2013 at 12:38
by: deltaH |
Invisible members
Probably a ridiculously dumb question, but I noticed an invisible member browsing the forum on the W ... |
19-10-2013 at 12:29
by: deltaH |
Reduction Catalyst Substitution
No worries [b]bfesser[/b] I was just teasing a bit  But if you prune it, you
will be depriving oth ... |
19-10-2013 at 11:48
by: deltaH |
Reduction Catalyst Substitution
[quote]Indeed, which is why I left it to another organic chemist here to answer 
[/quote] Was my w ... |
19-10-2013 at 11:36
by: deltaH |
Titanium (III) Potassium Alum: failed attempt
He's done the strong oxidant part, heated with peroxide and acid which yielded a bright red peroxide ... |
19-10-2013 at 11:06
by: deltaH |
Reduction Catalyst Substitution
Indeed, which is why I left it to [b]another[/b] organic chemist here to answer |
19-10-2013 at 11:04
by: deltaH |
Reduction Catalyst Substitution
[b]bfesser[/b] yeah, which is why I didn't want to give away too much of the answer 
[Edited on 1 ... |
19-10-2013 at 10:48
by: deltaH |
Titanium (III) Potassium Alum: failed attempt
Nice idea [b]bismuthate[/b], I like your way of thinking! |
19-10-2013 at 10:43
by: deltaH |
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