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melting point apparatus - ebay
Mateo_swe - exactly. I used Thiele tube with glycerin for years and it was very precise. I wanted to ... |
4-2-2023 at 21:26
by: Fery |
Glacial acetic acid expands on freezing?
It does NOT expand of freezing. It shrinks. I have frozen it already few times in original glass bot ... |
26-1-2023 at 20:48
by: Fery |
Fischer synthesis of methyl 3,4,5-trimethoxycinnamate
I use 10 ml Dean Stark, it has extra cca 5 ml space above graduation (so totally about 15 ml). So I ... |
26-1-2023 at 20:27
by: Fery |
Fischer synthesis of methyl 3,4,5-trimethoxycinnamate
Excellent yield !!! And even at this small scale experiment !!!
After 18 hours the reaction is at e ... |
26-1-2023 at 03:30
by: Fery |
refluxing under a mild vacuum
I did [url=https://www.sciencemadness.org/whisper/viewthread.php?tid=64791&goto=search&pid=6 ... |
24-1-2023 at 21:25
by: Fery |
Synthesis of Nitrotoluene
SyntheticFunk - well done and welcome here!
o-nitrotoluene must be vacuum distilled through very po ... |
23-1-2023 at 07:05
by: Fery |
Replacement for acetonitrile in oxone oxidation
Boffis - maybe due to conjugation couldn't sorbic acid split into propionic acid + malonic acid ??? ... |
22-1-2023 at 05:39
by: Fery |
Replacement for acetonitrile in oxone oxidation
Yes of course. The catalyst was pertungstic acid. I dissolved part of 99,6% W TIG welding electrode ... |
21-1-2023 at 23:11
by: Fery |
melting point apparatus - ebay
There is a hole to insert own thermometer, there is no digital thermoprobe with display. You can adj ... |
21-1-2023 at 23:04
by: Fery |
Replacement for acetonitrile in oxone oxidation
This is not exactly answer to your question but I already did 2 different syntesis of azelaic acid:
... |
21-1-2023 at 12:19
by: Fery |
melting point apparatus - ebay
I've bought cheap melting point apparatus from ebay, made in India.
https://www.ebay.com/itm/394205 ... |
21-1-2023 at 10:05
by: Fery |
pharma / food grade ethanol - distillation using Hempel column
Hi Mateo_swe. Diluting concentrated alcohol is waste of energy and vanished 1 distillation. If you n ... |
17-1-2023 at 21:35
by: Fery |
Lime Sulfur Dip for my Dog
Hi chess86.
Personally I wouldn't wait for the parcel from Indonesia and prepare the remedy by myse ... |
17-1-2023 at 10:00
by: Fery |
Synthesis of thioacetone?
zero - my trithiane was not completely odorless, I smelled something a little sulfurous, but definin ... |
17-1-2023 at 09:33
by: Fery |
Synthesis of thioacetone?
Hi zero, very useful information! Starting from acetone + HCl + H2S there is a side reaction produci ... |
16-1-2023 at 22:27
by: Fery |
Propionic Acid via Haloform
Propionic acid is stable, it does not degrade. The same their salts. How much of dry sodium propiona ... |
15-1-2023 at 21:14
by: Fery |
benzyl acetone = 4-phenylbutan-2-one by hydrogenation of benzylideneacetone with H2 on palladium catalyst
Hi ChemichaelRXN, I didn't the reaction you mentioned. The product has some psychoactive properties, ... |
14-1-2023 at 23:42
by: Fery |
Fun with barium orthoperiodate
Nice experiment, looking forward video :-)
If the product is hard to filter, perhaps centrifugation ... |
13-1-2023 at 11:14
by: Fery |
Vacuum distillation/sublimation/filtration setup
Cheap water aspirator pump = necessary.
If you have extra money buy cheap Chinese 2-stage oil rotar ... |
5-1-2023 at 10:54
by: Fery |
Is there a not too complex route to make benzyl alcohol from styrene?
I do not know how to make benzyl alcohol from styrene easily and cheaply. Ozonolysis of styrene prod ... |
4-1-2023 at 11:37
by: Fery |
Synthesis of 3,4,5-trimethoxy cinnamic acid using green Knoevenagel condensation
Hi DrDevice, when using open vessel there is air exchange and a some benzaldehyde oxidizes. If you u ... |
3-1-2023 at 21:44
by: Fery |
Nitric acid skin burn
Mateo_swe - my partner brought me official remedy for curing warts from her job. I forgot the name o ... |
2-1-2023 at 14:21
by: Fery |
Nitric acid skin burn
It will heal. When I was a boy I used conc HNO3 to get rid of warts, my father supplied me with the ... |
2-1-2023 at 04:25
by: Fery |
Cheapest Hydroxylamine
Hi Organikum, the cheapest way is to buy the hydroxylamine hydrochloride or sulfate.
https://chemcr ... |
1-1-2023 at 09:40
by: Fery |
Rare catalyst, reagents and ultrra oure metal powders for sale
Organicum, you are in EU, I can buy some for you or share from which I have. I can give you email to ... |
1-1-2023 at 09:33
by: Fery |
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