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Reduction of Ketones to alcohols in Tween 20 vs THF
If this was 1920 I could name it. Seems like I did most of the preliminary work, which no labs would ...
30-10-2020 at 17:07
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I realized that the color of my "golden solution" was a little more greenish blue than I thought sug ...
30-10-2020 at 16:42
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I have found that the concentration of tween 20 plays a huge role in the stabilization of PQQH2. Wit ...
30-10-2020 at 16:29
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
If any of you guys are planning on publishing this reaction I would really appreciate if you mention ...
30-10-2020 at 15:30
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
So to summarize my findings. You don't need citric acid or ammonia. All you need is L- alanine, twee ...
30-10-2020 at 15:02
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I found an even better way to do this reaction without NH4Cl. Lol.
L-alanine + zinc + tween 20 prod ...
30-10-2020 at 14:54
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I think I have figured it out. Adding a citric acid ammonium hydroxide buffer solution (slightly aci ...
30-10-2020 at 14:19
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
Ammonia on it's own induces this color change so it has nothing to do with the zinc redux.
30-10-2020 at 13:15
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
Ok so I played around and found that adding household ammonia (with some surfactant) caused the zinc ...
30-10-2020 at 13:10
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
Some more photos.

[Edited on 30-10-2020 by FragranceLover89]

[file]84102[/file] [file]84104[/ ...
30-10-2020 at 12:22
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
It has been 5 minutes and the color of the zinc redux seems more golden on camera than the unreduced ...
30-10-2020 at 12:17
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I am setting up the experiment again. This time with golden PQQH2 (Pipette on left) and pink PQQ (Pi ...
30-10-2020 at 12:11
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
My camera does not do it justice but the PQQ in the zinc reduction (right) mixture looks more golden ...
30-10-2020 at 11:37
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
This is PQQ unreduced.

[Edited on 30-10-2020 by FragranceLover89]
30-10-2020 at 11:31
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
for reference this is the color of vitamin c mixed with PQQ -> PQQH2


[Edited on 30-10-2020 by ...
30-10-2020 at 11:26
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
After a few minutes of stirring it has developed into a red solution.


[Edited on 30-10-2020 by Fr ...
30-10-2020 at 11:10
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
The solution eventually turned almost colorless. It was taken off heating and let sit for ~1 hr with ...
30-10-2020 at 11:03
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
The solution has gotten lighter. Either this method works or the curcumin is being degraded in solut ...
30-10-2020 at 09:26
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
Maybe this was not the smartest reduction. I cannot find any information of curcumin with only the k ...
30-10-2020 at 08:51
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
Here is the new reaction.
Collected some zinc fillings. Weight is less than 0.1 g. Put it in a jar ...
30-10-2020 at 08:29
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I forgot to mention this reaction may have worked. The problem is I don't know how to distinguish be ...
30-10-2020 at 07:36
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I already have a lot of tween 20. I found research saying tween 20 at 200 ppm offered maximal corros ...
30-10-2020 at 07:12
by: FragranceLover89
Easy Pt/Al2O3 catalyst for reforming?
I don't really need much considering Al2O3 requires 1% loading with Pt and I have 0.002 grams or so ...
30-10-2020 at 07:01
by: FragranceLover89
Crystalloluminesence of NaCl
That is pretty cool. I am scared of acid splashes in the dark. Maybe I will try it using the other m ...
30-10-2020 at 06:58
by: FragranceLover89
Reduction of Ketones to alcohols in Tween 20 vs THF
I will try again tomorrow.

[Edited on 30-10-2020 by FragranceLover89]
29-10-2020 at 21:21
by: FragranceLover89
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