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Pretty Pictures (2) By the pyridine cheaply.
https://shop.es-drei.de/heterocyclen/163/pyridin-min.-99-5-zur-analyse
ht ... |
15-10-2023 at 19:01 by: Fery |
Pretty Pictures (2) [rquote=687945&tid=26378&author=andyloris]@Pumukli, where did you find your procedure for th ... |
14-10-2023 at 12:24 by: Fery |
Warfarin syntheses This seems to be a suitable home lab way for warfarin. But only racemic product. For obtaining stere ... |
10-10-2023 at 06:27 by: Fery |
Nitrous acid scavenger Aha, the HNO2 catalyzes nitration of some aromatic which I cannot remember from my head. For the alc ... |
5-10-2023 at 09:39 by: Fery |
Nitrous acid scavenger I do not know what is 2-EH but small amount of nitrous acid could catalytically speed up some nitrat ... |
4-10-2023 at 09:41 by: Fery |
Extracting the alkaloid scopolamine from datura stramonium seeds? https://sci-hub.ee/10.1002/jssc.201000779
Here they used flowers for the extraction. They got 1,1 g ... |
17-9-2023 at 20:30 by: Fery |
Extracting the alkaloid scopolamine from datura stramonium seeds? The seeds contain a lot of alkaloids:
https://pubmed.ncbi.nlm.nih.gov/2792973/
[quote]The alkalo ... |
13-9-2023 at 20:16 by: Fery |
organicchemistrypoland.pl - Where did it go I buy cheap solvents (methanol, acetone, isopropanol, DMF, DCM) here:
https://sklep-chemland.pl/en/ ... |
9-9-2023 at 11:10 by: Fery |
1,4-Dioxane from Ethylene Glycol and H2SO4 Certainly remove the water as much as you can. During the reaction use only less of the catalyst, no ... |
8-9-2023 at 05:04 by: Fery |
Cool glassware If you heat only moderately so most of the condensate returns back and only little passes into recei ... |
21-8-2023 at 20:13 by: Fery |
Cool glassware The difference between b.p. of alfa pinene 156 C and beta pinene 165-167 C is only 10 C. You need al ... |
20-8-2023 at 19:00 by: Fery |
Non polar/oil soluble copper salts synthesis? Junk_Enginerd great! I expected similar as preparing Al palmitate/stearate used into napalm. I did t ... |
18-8-2023 at 08:43 by: Fery |
Solvent for realgar? CH2I2 is quite expensive, costs more than 50 EUR per 100 g https://sklep-chemland.pl/en/dijodometan- ... |
18-8-2023 at 08:35 by: Fery |
Non polar/oil soluble copper salts synthesis? Maybe precipitating Cu soaps like CuSO4 (aq) + Na palmitate/stearate (aq) ? |
16-8-2023 at 10:30 by: Fery |
Solvent for realgar? Cannot it be just melted at 320 C in an inert atmosphere (maybe it does not decompose significantly? ... |
16-8-2023 at 10:29 by: Fery |
Nitroethane synthesis trouble I found that alanine + KMnO4 gives something else: CO2, oxalic acid, ammonia, nitric acid.
[file ... |
15-8-2023 at 01:50 by: Fery |
Nitroethane synthesis trouble You are right, I found that it could be misused as a precursor to illegal drugs, you do not know who ... |
14-8-2023 at 10:16 by: Fery |
Nitroethane synthesis trouble Yes these nitroalkanes burn with white flame. Nitroethane has very nice fruity scent. AgNO3 is too e ... |
13-8-2023 at 20:54 by: Fery |
Nitromethane production monochloroacetic acid + NaNO2 -> decarboxylation
https://www.orgsyn.org/demo.aspx?prep=CV1P0401
... |
10-8-2023 at 09:45 by: Fery |
Preparation of cyanogen bromide and a polymethine dye Diachrynic thanks for useful link!
Concerning thionyl chloride + pyridine I found only this, in one ... |
10-8-2023 at 02:38 by: Fery |
cas 30272-08-3 source or someone who can produce it? TCA are practically never used today anymore, patients take newer generations of AD. That explains t ... |
9-8-2023 at 20:44 by: Fery |
Preparation of cyanogen bromide and a polymethine dye Diachrynic great !!!
Do you think the reaction could be performed also with thiobarbituric acid? I ... |
9-8-2023 at 12:41 by: Fery |
Cool glassware Recently I've bought these Snyder columns cheaply here:
https://sklep-chemland.pl/en/kolumna-vigreu ... |
6-8-2023 at 23:56 by: Fery |
Strange behaviour in the reaction of calcium carbonate with propionic acid Maybe this could be helpful:
Propionic acid is a weak acid, there is the reaction:
Ca(CH3CH2COO)2 ... |
3-8-2023 at 05:22 by: Fery |
Synthesis of thioacetone? There is also a sideproduct 2,2-propanedithiol. Youtubers very likely smelled this. Cracking trimer ... |
30-7-2023 at 20:08 by: Fery |
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