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24/40, 24/29, 29/32, what is the best?
[rquote=659594&tid=157232&author=Blunotte]one of the two caps of the receiving balloon was o ...
8-5-2021 at 12:39
by: S.C. Wack
Alcohol 99,9%
[rquote=657756&tid=157276&author=Fery]Your product contains mixture of methanol and ethanol ...
8-5-2021 at 12:32
by: S.C. Wack
Dioxane didn’t end well
Sounds like the yellow is what you want and the clear is full of aldehyde/acetal...might want to go ...
3-5-2021 at 19:12
by: S.C. Wack
Extraction of gallic acid
Maybe I should mention how this turned out...not well obviously...the sumac solution was evaporated ...
3-5-2021 at 18:48
by: S.C. Wack
Path to 4-Anisaldehyde
Acetic and sulfuric acids are often added. Good/bad?
3-5-2021 at 18:25
by: S.C. Wack
Acetic anhydride preparation
[rquote=659244&tid=9&author=Keras]Besides, is it possible to get acetyl chloride by bubbling ...
3-5-2021 at 18:22
by: S.C. Wack
Ammonium Acetate, what went wrong
It would surprise me if any solid can ever be obtained by boiling off water from pure solutions of a ...
2-5-2021 at 13:41
by: S.C. Wack
Preparation of Mononitrotoluenes (o-, p-)
PS: 91% IPA (still more expensive than 2 years ago, could be permanent) + refrigeration gave better ...
2-5-2021 at 13:22
by: S.C. Wack
Synthesis of Ethyl Methylphenylglycidate
[rquote=659227&tid=157363&author=Amos] while not even knowing the most commercially relevant ...
1-5-2021 at 15:58
by: S.C. Wack
Synthesis of Ethyl Methylphenylglycidate
[rquote=659167&tid=157363&author=njl]Cool your jets SC. I also thought this thread was about ...
1-5-2021 at 13:05
by: S.C. Wack
Synthesis of Ethyl Methylphenylglycidate
[rquote=659119&tid=157363&author=Texium (zts16)]This looks like a cool compound. I actually ...
30-4-2021 at 14:18
by: S.C. Wack
Acetic anhydride preparation
BTW the original reference was posted by lugh and translated by Klute, in 07 here.
29-4-2021 at 19:49
by: S.C. Wack
Acetic anhydride preparation
It's not posted in this thread because the title is acetic anhydride. We hardly need posts and video ...
28-4-2021 at 19:05
by: S.C. Wack
Path to 4-Anisaldehyde
Yeah that's all way more sensible and attractive than 1 step from anethole costing nearly nothing wh ...
28-4-2021 at 15:05
by: S.C. Wack
Path to 4-Anisaldehyde
The extremely expensive reagents and/or engineering used in modern chemistry are of little comparati ...
27-4-2021 at 22:06
by: S.C. Wack
The Short Questions Thread (4)
My NaBr is slightly halogeny...perhaps from the original crystallization or reaction with the contai ...
27-4-2021 at 17:48
by: S.C. Wack
Path to 4-Anisaldehyde
Not sure what's so efficient about OsO4...increasing the budget of the chemistry program and the saf ...
27-4-2021 at 17:27
by: S.C. Wack
Path to 4-Anisaldehyde
Well, the entire discussion is silly and pointless, as the oxidation of anethole by just about anyth ...
27-4-2021 at 08:02
by: S.C. Wack
Reducing Cu and Ni with Zn
[rquote=658820&tid=157343&author=electrokinetic]It is interesting that the Urushibara articl ...
25-4-2021 at 21:27
by: S.C. Wack
distilling vinegar
Vogel surprisingly does not use vinegar or other items from the grocery...it's as though he's uninte ...
25-4-2021 at 21:19
by: S.C. Wack
Reducing Cu and Ni with Zn
Zn reduces Ni salts, perhaps not quantitatively under all conditions or to pure Ni...with evolution ...
25-4-2021 at 15:26
by: S.C. Wack
distilling vinegar
[rquote=658803&tid=157342&author=Fluorite]or a drying agent[/rquote]

Although it fails in ...
25-4-2021 at 12:40
by: S.C. Wack
Preparation of 2-hydroxybenzylamine
Aldehyde, oxime, amine; not complicated enough?

[rquote=658717&tid=157328&author=kmno4]I ...
23-4-2021 at 14:08
by: S.C. Wack
Preparation of Mononitrotoluenes (o-, p-)
It's rather hard to say as I don't have any IPA, or mixtures of isomers it seems...the entire less s ...
22-4-2021 at 14:03
by: S.C. Wack
Preparation of Mononitrotoluenes (o-, p-)
[rquote=658495&tid=29111&author=S.C. Wack]It's mostly p-NT.[/rquote]

I'm beginning to dou ...
21-4-2021 at 15:19
by: S.C. Wack
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