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What the Hell Happened to the Picric Acid Thread? We are sitting on a train/ship/space ship with most of the crew went missing/in deep sleep/on matern ... |
3-9-2019 at 09:11 by: Pumukli |
Mystery compound, a challenge! At the weekend I did the "melt it twice" experiment.
The second melting point was not really a "poi ... |
2-9-2019 at 10:32 by: Pumukli |
Mixed salt bath instead of oil bath for heating? I prefer dry heat transfer materials, even if they are obviously not as effective as liquids. I simp ... |
31-8-2019 at 12:22 by: Pumukli |
Possible 2-(dimethylamino)propan-1-ol synthesis via DMAE That would be a different compound!
Why not start from 1,2-prpanediol, selectively oxidise the se ... |
31-8-2019 at 04:04 by: Pumukli |
Methyl Violet questions Afaik all triphenyl-methane dyes are cytotoxic, so it doesn't really matter which one you will recei ... |
31-8-2019 at 03:59 by: Pumukli |
Addition of hydroxylamine across double bonds Maybe the reaction is as simple as you speculate and goes automatically if hydroxylamine is in 2-fol ... |
30-8-2019 at 11:52 by: Pumukli |
Potash from Charcoal Ashes Yes. ![:)](./images/smilies/smile.gif)
If you have lots of it as you wrote, it may worth trying. |
30-8-2019 at 11:44 by: Pumukli |
Troubles with the synthesis of Iodobenzene Well, I've done a few diazotization reactions eons ago, with KI, but I don't remember the yellow thi ... |
29-8-2019 at 10:53 by: Pumukli |
Mystery compound, a challenge! Even closer to the solution!
I've just finished the molecular weight determinations by titration. ... |
28-8-2019 at 10:27 by: Pumukli |
Mystery compound, a challenge! Well, there's a bit of progress!
I tried the sublimation of the "mystery compound" and it sort of ... |
28-8-2019 at 03:55 by: Pumukli |
Mystery compound, a challenge! The challenge continues!
What I have is not a phenol!
Did not react with Fe[sup]3+[/sup] solutio ... |
26-8-2019 at 09:41 by: Pumukli |
10 l chlorine generator "No, for all intents and purposes TCCA is 3 CClNO. C = 12, Cl = 36, N = 14, O = 16, so C, N, O toget ... |
26-8-2019 at 07:16 by: Pumukli |
10 l chlorine generator Just from the top of my head, without exact calculations: TCCA is 90% chlorine, from 160 g TCCA you ... |
26-8-2019 at 02:51 by: Pumukli |
Mystery compound, a challenge! Tsjerk, you are the man! Your hint made my day! ![:)](./images/smilies/smile.gif)
I run out of hobby time, so I'm just planning ... |
26-8-2019 at 02:42 by: Pumukli |
Mystery compound, a challenge! Dear All,
I'd like to compile a prepublication article on phthalimide and its offsprings: anthra ... |
25-8-2019 at 09:52 by: Pumukli |
Avogadro's number Well, it seems my memory is not that reliable at all. Because I realized that one of our teachers ac ... |
20-8-2019 at 14:49 by: Pumukli |
Avogadro's number I was wondering since I heard about the "mol" dimension that how did they knew it was equivalent wit ... |
19-8-2019 at 23:04 by: Pumukli |
Hollow Glass Stopper, Hot Plate & Retort Stand Qns I used such a hotplate for distillations BUT I NEVER PUT any glassware directly on the heated metal ... |
19-8-2019 at 04:37 by: Pumukli |
Gamma-aminobutyric acid synthesis "Also can you think of any reason for this not working."
As I'm "enjoying" the unpredictableness ... |
19-8-2019 at 04:19 by: Pumukli |
Hollow Glass Stopper, Hot Plate & Retort Stand Qns I modified my own similar hotplate by installing a 2kW "power controller" or what the name of the th ... |
18-8-2019 at 09:14 by: Pumukli |
Tryptophan decarboxilation too tryotamine using carvone Mackolol: First and foremost: I've never tried decarboxylating tryptophan. My experience is mostly w ... |
17-8-2019 at 09:17 by: Pumukli |
Ideas to make long-chain alditols Yes, Metacelsus, you are right. Subskune explicitely wants "very long chain" polyols, this Butlerov ... |
16-8-2019 at 10:58 by: Pumukli |
Metal Pot on Ceramic Hotplate WGTR's explanation does make sens I think!
Irregularities in glass beakers and other glassware is ... |
16-8-2019 at 10:50 by: Pumukli |
Ideas to make long-chain alditols Aren't these sugar-like compounds made from formaldehyde polymerized with Ca(OH)[sub]2[/sub]? Are th ... |
16-8-2019 at 05:55 by: Pumukli |
Renewing old burette markings Anyone tried to renew old and hardly visible markings on a burette or similar glassware?
I have dif ... |
14-8-2019 at 11:11 by: Pumukli |
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