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Pyridine synthesis/extraction AFAIK, at this point if water is added at the rate it's distilled, in time only niacin should remain ... |
10-9-2018 at 13:49 by: S.C. Wack |
Pyridine synthesis/extraction I presume that after niacinamide is refluxed with conc. HCl for long enough, the HCl distilled off w ... |
10-9-2018 at 02:52 by: S.C. Wack |
Looking for cheap bottles, 250, 500, 1000ml. Any recommendations? Cynmar has a lot of stoppered bottles, and OK single-bottle pricing on others. I like Nalgene square ... |
8-9-2018 at 19:08 by: S.C. Wack |
Sodium Thiosulfate Synthesis and Purification [rquote=534078&tid=88178&author=Doped-Al2O3-fusion][rquote=532296&tid=88178&author=S ... |
8-9-2018 at 16:42 by: S.C. Wack |
Brown liquid in KOH drain cleaner Many years ago while exploring Kmart as an OTC source a gallon of their KOH cleaner caught my eye be ... |
8-9-2018 at 09:06 by: S.C. Wack |
Pyridine synthesis/extraction Hydrolysis of niacinamide is not difficult with HCl or NaOH. |
8-9-2018 at 09:01 by: S.C. Wack |
Preparation of Dimethyl Sulfate Discussion Get BaCO3 from a ceramics supplier if nothing else (expect sulfide) and don't look back. BaSO4 is he ... |
8-9-2018 at 08:58 by: S.C. Wack |
making anhydrous ethanol from vodka. [rquote=534024&tid=68408&author=unionised]What source is best depends where you are in the w ... |
8-9-2018 at 08:43 by: S.C. Wack |
Iodomethane prep. I would not think the thermal stability while mixed with stuff is all that great, even if it works. ... |
7-9-2018 at 18:24 by: S.C. Wack |
Iodomethane prep. No |
7-9-2018 at 15:29 by: S.C. Wack |
benzyl chloride Is bromomethylation less tragic? |
7-9-2018 at 14:39 by: S.C. Wack |
Great Online Chemistry Texts for the Beginner and the Curious! [url=https://catalog.hathitrust.org/Record/000832087]A Comprehensive Treatise on Inorganic and Theor ... |
3-9-2018 at 17:55 by: S.C. Wack |
Nickel II Nitrate Under what conditions if any can nickels and hydrogen reduce nitrate? Or something else...not all of ... |
3-9-2018 at 05:49 by: S.C. Wack |
Attempting anhydrous ethanol with CaO Well said. BTW about new members...many of them are strongly suspected of being really only a few, s ... |
2-9-2018 at 12:11 by: S.C. Wack |
Nickel II Nitrate [rquote=532337&tid=89270&author=JScott]I have searched what you left me and come up with eve ... |
30-8-2018 at 15:45 by: S.C. Wack |
Purification of Laboratory Chemicals Nickel nitrate (6H2O) [13478-00-7] M 290.8, m 57. Crystd from water (0.3mL/g) by partial evaporation ... |
29-8-2018 at 16:34 by: S.C. Wack |
Sodium Thiosulfate Synthesis and Purification SO2 may be preferred over air. |
29-8-2018 at 15:44 by: S.C. Wack |
Sodium Thiosulfate Synthesis and Purification Maybe there's a good reason to use sulfite instead of NaOH after all. |
29-8-2018 at 02:54 by: S.C. Wack |
anyone have experience forming grignards from chlorobenzene There's really no reason why the flask can't be left to reflux for a few days with the iodine...it's ... |
21-8-2018 at 15:20 by: S.C. Wack |
anyone have experience forming grignards from chlorobenzene Gilman indicated the smallest amount of iodine took a month of refluxing and standing and experiment ... |
18-8-2018 at 13:14 by: S.C. Wack |
anyone have experience forming grignards from chlorobenzene Gilman said it's possible with ether or no solvent...he has no YT or IG so I guess it never happened ... |
18-8-2018 at 06:15 by: S.C. Wack |
Attempting anhydrous ethanol with CaO The contents of the flask don't need to be liquid or stirred or filtered (shaken perhaps)...it looks ... |
16-8-2018 at 20:06 by: S.C. Wack |
Some fungus growing on grass BTW [url=https://www.youtube.com/watch?v=ielb0C1JYsw]this[/url] shows helpful hints like ergot growi ... |
14-8-2018 at 14:34 by: S.C. Wack |
thoughts on laboratory lattice Used Fisher Castaloy has the secret sauce for anything threaded especially thumbscrews, and not rust ... |
11-8-2018 at 20:02 by: S.C. Wack |
Some fungus growing on grass I didn't read the article but BTW it looks like that's not ergot they're writing about. So, tall fes ... |
6-8-2018 at 14:59 by: S.C. Wack |
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