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Notre Dame Smoke
Huh only found this thread now. I've been sure since the moment I first saw that yellow smoke that i ... |
7-5-2019 at 15:23
by: stamasd |
DIY Gamma Spectrometer with MCA
Just a quick update on the SiPM, I was recently able to acquire one through OnSemi. Wasn't cheap, $1 ... |
20-2-2019 at 09:12
by: stamasd |
Sea water@£60/l at Amazon
[rquote=590686&tid=134039&author=MrHomeScientist]Ah but it's not just natural sea water, it' ... |
20-2-2019 at 08:53
by: stamasd |
Reducing copper hydroxide
Another option is to use dextrose, or any substance with an aldehyde group. Cu2+ oxidizes the aldehy ... |
30-1-2019 at 03:39
by: stamasd |
Deep Eutectic Solvents (OTC Ionic Liquid)
I forgot to mention in the post above that the liquid's impedance seemed to vary nonlinearly with th ... |
28-1-2019 at 15:44
by: stamasd |
Deep Eutectic Solvents (OTC Ionic Liquid)
A little (belated) update on my chrome alum/urea/boric acid/water liquid above. I stuffed it in a dr ... |
27-1-2019 at 08:34
by: stamasd |
Alright looking for insight
I prefer the benzene ring representation without double links:
[img]https://upload.wikimedia.org/wi ... |
24-12-2018 at 15:34
by: stamasd |
Alright looking for insight
I tend to mentally represent the benzene structure as a ring covered on both sides by fuzzy discs. T ... |
24-12-2018 at 04:24
by: stamasd |
Camphor reduction to borneol/isoborneol
[rquote=566221&tid=110282&author=unionised]These
"known not to work" and
"The hard part ... |
21-12-2018 at 06:26
by: stamasd |
Camphor reduction to borneol/isoborneol
[rquote=566170&tid=110282&author=Σldritch]Dithionite reduces ketones to alcohols and can be ... |
21-12-2018 at 06:19
by: stamasd |
I need help with optoisolators. . .
[rquote=565569&tid=113080&author=phlogiston]
Do check, however, that the 24v sensor output ... |
20-12-2018 at 18:40
by: stamasd |
Camphor reduction to borneol/isoborneol
So I received today the "borneol" I had ordered from India. What a surprise, it's not borneol. It's ... |
20-12-2018 at 14:50
by: stamasd |
I need help with optoisolators. . .
The possibilities are endless... If I were to do it, a simple level shifter with one transistor and ... |
20-12-2018 at 05:11
by: stamasd |
Camphor reduction to borneol/isoborneol
One problem with using a shortcut would be, if it doesn't work I won't know if it's a problem with t ... |
12-12-2018 at 17:33
by: stamasd |
Camphor reduction to borneol/isoborneol
[rquote=561437&tid=110282&author=12thealchemist]If you're doing NurdRage's sodium metal prod ... |
12-12-2018 at 03:33
by: stamasd |
Camphor reduction to borneol/isoborneol
According to Hata's book chloride is best for making Urushibara-type catalysts. Sulfate works but re ... |
12-12-2018 at 03:05
by: stamasd |
Camphor reduction to borneol/isoborneol
[rquote=561096&tid=110282&author=nora_summers]Outta curiosity why do you need borneol? Seems ... |
11-12-2018 at 06:45
by: stamasd |
Camphor reduction to borneol/isoborneol
I don't think that the redox power of ascorbic acid would be enough for this reaction.
I'm in th ... |
11-12-2018 at 04:02
by: stamasd |
Camphor reduction to borneol/isoborneol
^that, plus at this point I'm more or less looking for an excuse to use a Urushibara catalyst.  |
9-12-2018 at 04:08
by: stamasd |
Camphor reduction to borneol/isoborneol
I never thought to look for camphene though I knew about the bornyl acetate rearrangement... As for ... |
8-12-2018 at 20:09
by: stamasd |
Camphor reduction to borneol/isoborneol
Thanks again.
I looked around more and I did in fact find a source of isoborneol that isn't outra ... |
8-12-2018 at 11:53
by: stamasd |
Deep Eutectic Solvents (OTC Ionic Liquid)
[rquote=546384&tid=10529&author=BaFuxa]Note on Type IV DES using urea as hydrogen bond donor ... |
8-12-2018 at 10:25
by: stamasd |
Camphor reduction to borneol/isoborneol
Thanks for the reply. About NaBH4, it's not that it's impossible for me to get, but I'm low on funds ... |
8-12-2018 at 10:11
by: stamasd |
Dodecanol from sodium lauryl sulfate. Fatty alcohol esters.
[rquote=560026&tid=107874&author=semiconductive][rquote=558003&tid=107874&author=cle ... |
8-12-2018 at 04:41
by: stamasd |
Camphor reduction to borneol/isoborneol
I need some borneol and/or isoborneol. They are hard to find and expensive, while the corresponding ... |
8-12-2018 at 04:30
by: stamasd |
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