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Demethylation of Vanillin and Eugenol
Pretty cool. I've been thinking about giving this a try for making dopamine. I wonder about the effe ... |
18-9-2018 at 13:21
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
[rquote=535849&tid=92162&author=Loptr]Actually, there seems to be an exception with a,b-unsa ... |
15-9-2018 at 20:49
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
[rquote=535824&tid=92162&author=Loptr]Ahh, carboxyl is electron withdrawing. The carbocation ... |
15-9-2018 at 15:45
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
[rquote=535792&tid=92162&author=AvBaeyer]If you acquaint yourself with the mechanism of the ... |
15-9-2018 at 10:39
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
[rquote=535497&tid=92162&author=zed]Maybe, why not? Perhaps it is easier than alternate rout ... |
15-9-2018 at 09:44
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
[rquote=535756&tid=92162&author=unionised][rquote=535444&tid=92162&author=JJay]Proba ... |
15-9-2018 at 09:37
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
Does anyone know if lactic acid responds like a secondary alcohol to Lucas' reagent? |
14-9-2018 at 12:41
by: JJay |
Ethyl bromide synthesis not working
That's a JJ-1 stirrer. I'm a fan.
|
14-9-2018 at 12:30
by: JJay |
Preparation of magnesium silicate and/or activated alumina (and others) for chromatograpy
[rquote=535370&tid=91961&author=DavidJR][rquote=535194&tid=91961&author=JJay]You wil ... |
14-9-2018 at 12:20
by: JJay |
Bromination of Propionic Acid in a Sealed Tube
Probably a couple of atmospheres or so... my concern would be the vapor pressure of the bromine, whi ... |
14-9-2018 at 09:16
by: JJay |
Ethyl bromide synthesis not working
I have that same kind of stirrer and stir bearing. The stir paddles that ship with it don't fit neat ... |
14-9-2018 at 08:23
by: JJay |
Lab tips & tricks
I often use a reflux condenser above the distillation receiver, especially when distilling volatile ... |
14-9-2018 at 08:21
by: JJay |
What to do with Potassium Iodide ?
Sodium thiosulfate solutions degrade quite quickly. You can titrate sodium thiosulfate solutions (be ... |
14-9-2018 at 03:12
by: JJay |
Ethyl bromide synthesis not working
[rquote=535280&tid=91855&author=happyfooddance][rquote=535270&tid=91855&author=JJay] ... |
13-9-2018 at 20:58
by: JJay |
Ethyl bromide synthesis not working
[rquote=535266&tid=91855&author=happyfooddance][rquote=535170&tid=91855&author=JJay] ... |
13-9-2018 at 16:25
by: JJay |
Preparation of magnesium silicate and/or activated alumina (and others) for chromatograpy
I've done TLC but not column chromatography nor HPLC. It looks to me like even plain old silica gel ... |
13-9-2018 at 08:48
by: JJay |
Ethyl bromide synthesis not working
[rquote=535002&tid=91855&author=S.C. Wack]Disregard the heating quote...if the quantities ar ... |
13-9-2018 at 07:15
by: JJay |
Preparation of Dimethyl Sulfate Discussion
AvBayer's suggestion of methyl tosylate has considerable appeal. It looks like a fun and interesting ... |
13-9-2018 at 07:00
by: JJay |
Preparation of magnesium silicate and/or activated alumina (and others) for chromatograpy
I have been wondering about this also. When doing column chromatography (which I have never done), t ... |
13-9-2018 at 05:57
by: JJay |
Where to start
Bromine is distilled using ground glass joints. It will attack rubber. |
12-9-2018 at 14:58
by: JJay |
Preparation of Dimethyl Sulfate Discussion
I'm pretty sure that it would work to some extent for methylating phenols, but I don't think it work ... |
12-9-2018 at 00:31
by: JJay |
Preparation of Dimethyl Sulfate Discussion
After researching the topic a bit, it looks like I could actually make some methyl tosylate with mat ... |
11-9-2018 at 19:25
by: JJay |
Preparation of Dimethyl Sulfate Discussion
[rquote=534802&tid=91220&author=zed]
But, available on Amazon. https://www.amazon.com/Hi ... |
11-9-2018 at 19:08
by: JJay |
Preparation of Dimethyl Sulfate Discussion
I've looked for it. It's not quite inaccessible, but shipping is expensive. A lot of methylations ar ... |
11-9-2018 at 18:26
by: JJay |
Finkelstein reaction
I don't think that would work... I think it would form tetraalkylammonium salts and acid, decomposin ... |
11-9-2018 at 16:54
by: JJay |
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