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Thioacetic acid / thioacetates source In the 50-is, or 60-ies thiocatemadie was the "compound of choice" in many analytical laboratories f ... |
25-9-2019 at 06:15 by: Pumukli |
Decarboxylation of amino acids (phenylalanine, tryptophan) in various solvents Fuc+++ up is not IUPAC nomenclature, strictly speaking... ![:)](./images/smilies/smile.gif)
What happened? What did you do to ac ... |
22-9-2019 at 10:43 by: Pumukli |
Decarboxylation of amino acids (phenylalanine, tryptophan) in various solvents There should be a TLC method for identification. p-dimethylamino-benzaldehyde -as I remember- can be ... |
22-9-2019 at 03:28 by: Pumukli |
What do you guys think, is this a cool project idea or what? making tert-pentyl acetate from OTC reagents only This is a great project plan, Cou!
It has the obvious flaw DraconicAcid pointed out: you should c ... |
22-9-2019 at 03:07 by: Pumukli |
37% hydrochloric acid Could you elaborate a bit more?
E.g. was your starting acid cooled during the bubbling?
Wasn't i ... |
21-9-2019 at 10:59 by: Pumukli |
grignard reagent to o-Chlorophenyl cyclopentyl ketone Nice work, Cactuar!
It seems that not the solvent is the culprit, then what?
Maybe the trick i ... |
21-9-2019 at 06:16 by: Pumukli |
grignard reagent to o-Chlorophenyl cyclopentyl ketone I would like to second draculic's statement: some Grignards are picky about the solvent! For some TH ... |
21-9-2019 at 01:17 by: Pumukli |
Adipic acid and hexamethylenediamine from Nylon 6,6 cable ties I found it strange that you couldn't smell any amine stench. I expect the 6,6-diammine to be somethi ... |
19-9-2019 at 05:40 by: Pumukli |
Sulfuric acid from distillation issues Eons ago I also concentrated sulfuric acid from battery acid (which is 37 m/m % here).
My acid also ... |
19-9-2019 at 05:31 by: Pumukli |
PET to Terephthalic Acid with Ethaline: 60% yield; 79% conversion Flaminglasrswrd, as a "friend" of PET and aromatic carboxylic acids in general, I very much apprecia ... |
17-9-2019 at 22:20 by: Pumukli |
Synthesize ethylene glycol diacetate? Btw. ethylene glycol is an unhealthy compound. If you would touch it or its ester from time to time ... |
17-9-2019 at 02:54 by: Pumukli |
Adipic acid and hexamethylenediamine from Nylon 6,6 cable ties Are you sure the ties were made of 6.6-nylon?
I was tempted to do this experiment but postponed it ... |
16-9-2019 at 22:16 by: Pumukli |
HVZ bromination with S instead of P? I heard about S for chlorinating acetic acid but never got to the experimental phase. :-) |
16-9-2019 at 09:40 by: Pumukli |
Synthesize ethylene glycol diacetate? It requires more than the most basic approach. :-)
Concentrated acetic acid plus sulfuric acid.
... |
16-9-2019 at 09:37 by: Pumukli |
benzoic acid to benzoyl chloride ; non benzotrichloride route to hippuric acid "what do you think? is this to naive ?"
Yes, it is.
You can't get benzoyl chloride but are min ... |
15-9-2019 at 00:02 by: Pumukli |
Isatoic anhydride hydrolysis to anthranilic acid I hope you didn't wasted your anhydride in a hydrolysis attempt - because I have good news for you! ... |
14-9-2019 at 12:52 by: Pumukli |
Help me identify this chemical There's an old "trick" you can do with camphor: make a few mm long lengthwise cut starting from the ... |
14-9-2019 at 12:22 by: Pumukli |
Purpose of Ammonium Carbonate in Luminol Reaction? Maybe it helps keep the copper in solution. Sort of a complexing agent. |
13-9-2019 at 23:30 by: Pumukli |
modifying a microwave for extractions Hm, it was a useful post for me. I saved an old but working MW oven for chemistry but it is 800W. No ... |
13-9-2019 at 12:00 by: Pumukli |
Questions about Claisen condensation Now I'm wrestling with a particular Claisen condensation.
I did it so far about 5 times the wrong w ... |
11-9-2019 at 12:04 by: Pumukli |
Nd & Fe oxalates Try it on a small sample. But my gut feeling is it won't.
Keep in mind that H2O2 can be catalytical ... |
7-9-2019 at 21:54 by: Pumukli |
Safe preparation of lead oxides If we are in the Responsible practices thread anyway then it may not seem too odd when I say: why no ... |
7-9-2019 at 09:51 by: Pumukli |
The Short Questions Thread (4) To polynitrosomeone: yes, just dilution. Why, what did you think? No special
additives, nothing. ... |
6-9-2019 at 06:21 by: Pumukli |
Addition of hydroxylamine across double bonds Accidental find:
Harries, C.: Ann. [330] 185 (1903)
and
Trozzolo, A. M., and Lieber, E.: An ... |
3-9-2019 at 11:44 by: Pumukli |
What the Hell Happened to the Picric Acid Thread? You were not banned, so you would not be banned "again". ![:D](./images/smilies/biggrin.gif)
But back to your problem: don't you t ... |
3-9-2019 at 09:42 by: Pumukli |
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