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Acetonitrile form Ammonium acetate I think you woul dbetter be off making acetamide from ethyl acetate and conc. NH3 for a few days, gi ... |
7-9-2008 at 09:31 by: Klute |
Diethylamine Synthesis That's actually a very good idea Zed!
Basicly, you are forming acetamide in-situ, and alkylating ... |
7-9-2008 at 05:25 by: Klute |
Very old Ethyl Ether Well, the amount of precipitate formed when adding KOH to THF is pretty large compared to the <5p ... |
6-9-2008 at 18:42 by: Klute |
Very old Ethyl Ether No, no definitively from the KOH as it forms over an hour or so and the glass (Duran bottles) is int ... |
6-9-2008 at 17:59 by: Klute |
quick safety question regarding Acetic anhydride In a former thread...
http://www.sciencemadness.org/talk/viewthread.php?tid=10799&page=1#pid ... |
6-9-2008 at 16:06 by: Klute |
quick safety question regarding Acetic anhydride I would venture it to be some kind of di-hydroxylated alkaoid...
Conducter, before considering ... |
6-9-2008 at 15:28 by: Klute |
Very old Ethyl Ether I personally keep my recycled ethers (THF mainly) over a few Cu shots and with a dash of hydroquinon ... |
6-9-2008 at 15:11 by: Klute |
Very old Ethyl Ether I should think FeSO4 would be perfectly suitable, bisulfite is another option too. |
6-9-2008 at 12:58 by: Klute |
quick safety question regarding Acetic anhydride A acetylation reaction in a metal plate covered by aluminium? Hardly sounds like aspirin synthesis.. ... |
6-9-2008 at 05:27 by: Klute |
Preparation of Acyl Chlorides: TCT Redux I know that anhydrous oxalic acid is very soluble in alcohols like Meoh, IPA, EtOH, etc, somewhat so ... |
6-9-2008 at 05:19 by: Klute |
ester project You could make ethyl acetoacetate. It's an ester, has a faint but nice fruity smell, and is a pretty ... |
5-9-2008 at 17:15 by: Klute |
Desiccating a solid [quote]
And klute i would use evian water, in the smallest bottles available, air freighted to aust ... |
5-9-2008 at 13:37 by: Klute |
reductive amination with triacetoxyborohydride This looks like a much better approach than adding the hydride to solvents: you hydride it entirely ... |
5-9-2008 at 09:09 by: Klute |
reductive amination with triacetoxyborohydride Good idea. My NaBH4 is already pretty finely divided, although it does cake up a little in the origi ... |
5-9-2008 at 08:41 by: Klute |
Desiccating a solid Good point. Also, there will surely be some losses from small particules flying off.
I considered ... |
5-9-2008 at 08:16 by: Klute |
reductive amination with triacetoxyborohydride Here is the original procedure, where they use a borane -t-BuNH2 complex as hydride:
[quote]
[u] ... |
5-9-2008 at 07:54 by: Klute |
Desiccating a solid Well, when you use a hair dryer to dry a TLC plate fro example, you are only using dry air like you ... |
4-9-2008 at 19:23 by: Klute |
reductive amination with triacetoxyborohydride Here goes:
- The setup (oven dried, cooled under Ar)
[IMG]http://img.photobucket.com/albums/v6 ... |
4-9-2008 at 17:25 by: Klute |
reductive amination with triacetoxyborohydride On a side note, production of borane from various Lewis acids, for amide reductions (Kindly found by ... |
4-9-2008 at 08:42 by: Klute |
4-methoxyphenol purification Bravo!
Did you get any cristn inside the condenser when distilling? At which temp did it pass? I ... |
3-9-2008 at 15:53 by: Klute |
reductive amination with triacetoxyborohydride That's a pretty impressive and promising paper!
Considering the aq. solution, it would seem that ... |
3-9-2008 at 15:48 by: Klute |
reductive amination with triacetoxyborohydride I have run a STAB reduction, preforming it in situ by adding NaBH4 to 10x molar GAA, follwing a proc ... |
3-9-2008 at 06:28 by: Klute |
Palladium on charcoal Nope question You can use NaBH4 IIRC to reduce the salts to metal, but if you can't get formaldehyde..
In the p ... |
3-9-2008 at 06:06 by: Klute |
Separation of thiols and ketones Don't got throwing lead salts on to people now ![:)](./images/smilies/smile.gif)
So you extarct rotten fish and garbage with MEK ... |
3-9-2008 at 05:57 by: Klute |
easy iodine/hydroiodic acid from iodoform Thank you for pointing that out! |
3-9-2008 at 05:54 by: Klute |
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