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P2P-please don't discard, is just a scientific question with no intention about that chemical's synthesis
[rquote=619461&tid=127971&author=Sigmatropic]-mdma is produced from PMK, which is imported f ...
4-9-2019 at 15:44
by: S.C. Wack
Improving the yield of chromyl chloride: various questions
If one looked at my scans they might find some educational material. The dry method variations in Br ...
3-9-2019 at 15:40
by: S.C. Wack
Steam distillation of mint - not working?
Open sesame = Clevenger trap

https://books.google.com/books?id=W5jcwx85EoEC&pg=PA67
2-9-2019 at 11:03
by: S.C. Wack
Vacuum Oven vs Kiln for Molecular Sieve Drying
[rquote=621862&tid=151799&author=wg48temp9]The simplest and effective method would be to fl ...
1-9-2019 at 19:32
by: S.C. Wack
Safe preparation of lead oxides
It looks like PbO on the left and my Pb3O4 is uglier...it's not easy, the dry way...IIRC all my PbO ...
26-8-2019 at 18:09
by: S.C. Wack
how to syntetize chloroacetone?
Reading through 3 existing chloroacetone threads was a sad nostalgic parade of people who are gone.
...
24-8-2019 at 10:10
by: S.C. Wack
Preparation of elemental phosphorus
The article and patent is from the govt. labs at Oak Ridge. Their address is P.O. Box X. I'm short o ...
24-8-2019 at 05:08
by: S.C. Wack
Max G. Gergel
When the books were posted, I assumed he was already dead, but this was premature.

https://en.wik ...
20-8-2019 at 13:31
by: S.C. Wack
Purple Haze (Moscow Version)
If you read Max Gergel's books you will remember that Columbia Organic Chemical Co. often made purpl ...
20-8-2019 at 13:25
by: S.C. Wack
Sintered Funnel Clogged with Cr2O3
Glass is much more soluble in alkali than Cr2O3. I have mentioned that KMnO4 with conc. sulfuric aci ...
20-8-2019 at 13:17
by: S.C. Wack
Preparation of elemental phosphorus
The choice is doing the reaction the right or wrong way and you are choosing wrong. The wiki for the ...
19-8-2019 at 13:51
by: S.C. Wack
When Chemistry Goes Wrong
The first question is what is your BaCl2 really and how much did you pay for it. I've mentioned gett ...
18-8-2019 at 08:30
by: S.C. Wack
Getting Hydrogen Peroxide 30%
Density. Concentrated peroxide can be evaporated to about anhydrous over sulfuric acid, the Russians ...
18-8-2019 at 08:09
by: S.C. Wack
Unexpected product from Al(OH)3 synthesis...
Even with the best procedure for making the hydroxide, filtering it may be a challenge. I'm not sure ...
12-8-2019 at 13:29
by: S.C. Wack
Mercuric Chloride Synthesis Success?
Good luck with that and IMHO it's best to keep HgCl2 as separate containers of HgO suspended in wate ...
4-8-2019 at 16:43
by: S.C. Wack
Mystery Glassware Identification Thread
Have you determined the liquid volume to whatever lines are present?
21-7-2019 at 09:36
by: S.C. Wack
Acetyl chloride with PCl5?
With PCl3 and potassium acetate, over 150 years ago, the known process was 1 part dropwise to over 2 ...
21-7-2019 at 09:01
by: S.C. Wack
Acetyl chloride with PCl5?
Well then make the anhydride directly like the masterminds of yesteryear...7 parts PCl5 and 2 parts ...
19-7-2019 at 13:57
by: S.C. Wack
Mystery Glassware Identification Thread
There was a version with 2 bulbs and lines called a Giles flask.
10-7-2019 at 15:47
by: S.C. Wack
Accurate temp control with PIDs
Any enclosure needs to account for the SSR...a fan or external heat sink.

Will using a relay even ...
7-7-2019 at 17:05
by: S.C. Wack
Snyder as a Fractionating column: valid idea?
From what I've read, Snyders do not perform well in tests against other columns.
7-7-2019 at 16:32
by: S.C. Wack
Just One Meal a Day Longevity Approach
I've done this forever with few exceptions and I doubt there are any health benefits to it. It's pos ...
7-7-2019 at 16:27
by: S.C. Wack
Mystery Glassware Identification Thread
It looks like some gas drying maybe generation and a I'll call it a gravity separator....a sort of d ...
5-7-2019 at 13:11
by: S.C. Wack
Anthranilic acid fail
Ironically the English translation of Weygand's rendition of Henle is itself stolen (legally by the ...
5-7-2019 at 12:47
by: S.C. Wack
Anthranilic acid fail
Chemistry manuals translated from Russian are a lot rarer than those to Russian. The entry appears t ...
4-7-2019 at 12:04
by: S.C. Wack
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