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Looking for the most convenient preparation of ethyl mercaptan. Via ethyl chloride/sulfate?
Smelly business but if you must!!
Easiest route is react with thiourea. Both ethyl halides and di ... |
10-2-2020 at 01:37
by: Boffis |
Test for acrolein
2,3,4-trihydroxybenzoic acid can be prepared easily by the Kolbe reaction in water using pyrogallo i ... |
9-2-2020 at 04:31
by: Boffis |
Best materials for chemical work surfaces?
Porcelain bathroom tiles, you can obtain them up to at least 90 x 60cm, about 10mm thick, semi matt ... |
8-2-2020 at 15:02
by: Boffis |
Test for acrolein
Sorry yes I mean Feigl. Try libgen or archive.org |
8-2-2020 at 14:52
by: Boffis |
Test for acrolein
Have you checked out Vogel's "Organic spot test in organic analysis". Its available on line as a dow ... |
8-2-2020 at 02:38
by: Boffis |
Preventing peroxide formation in recovered ether
I use ether fairly frequently and try to recover as much as possible by distillation. This is not di ... |
2-2-2020 at 09:52
by: Boffis |
Potassium Nitronickelate(s); help with synthesis?
Does nickel form a hexanitronickelate? Nickel has a tendency to form 4-fold coordinated complexes so ... |
25-1-2020 at 14:02
by: Boffis |
Guanidine from dicyanodiamide
Attached is a zip file that contains some papers on the conversion of dicyandiamide into guanidine. ... |
12-1-2020 at 03:30
by: Boffis |
Iso-thiuronium salts type compounds
Once again while browsing through old journals I have stumbled across an interesting little gem. The ... |
11-1-2020 at 10:34
by: Boffis |
bornyl chloride synthesis by addition of HCl gas to alfa pinene
Really nice preparation and a good write-up, well done. What was your source of alpha-pinene and doe ... |
11-1-2020 at 08:21
by: Boffis |
Guanidine from dicyanodiamide
@Bezaleel; I have done a lot of work with dicyandiamide and have dozens of papers on its transformat ... |
11-1-2020 at 03:15
by: Boffis |
Making iron phosphide without elemental phosphorus?
Could you use an alumothermic thermite type reaction with anhydrous FePO4? The latter is easily prep ... |
4-1-2020 at 07:30
by: Boffis |
Preparation of cinnamalacetone
Has anyone ever tried this reaction with salicylaldehyde instead of benzaldehyde? There is a paper i ... |
2-1-2020 at 12:00
by: Boffis |
Golden rain experiment ruined . Did not recrystallise out on cooling
Why did you use lead acetate and then add nitric acid? This just adds another layer of unnessecary c ... |
1-1-2020 at 07:26
by: Boffis |
Golden rain experiment ruined . Did not recrystallise out on cooling
How did you measure out the reactants? In other words; what was the molar ratio of the reactants? Le ... |
31-12-2019 at 07:44
by: Boffis |
Azelaic acid
Nice work and an interesting write up. A couple of points that I have found from experience with KMn ... |
21-12-2019 at 14:04
by: Boffis |
Patience and Rubazonic acid
No not because they are pretty! I was trying to prepare the respective amino compounds because, at l ... |
18-12-2019 at 13:20
by: Boffis |
Patience and Rubazonic acid
I haven't yet got round to investigating the salt forming abilities of rubazonic acid but it probabl ... |
15-12-2019 at 08:40
by: Boffis |
Patience and Rubazonic acid
Back in 2016 I was making azo dyes from 4-amino-antipyrine (1-phenyl-2,3-dimethyl-4-amino-pyrazol-5- ... |
14-12-2019 at 15:02
by: Boffis |
Preparation of cinnamalacetone
The red 4-(N,N-dimethylamine)benzalacetone (photo above) is deep garnet when recrystallised but form ... |
14-12-2019 at 01:49
by: Boffis |
Ammonium Chromate [(NH4)2CrO4] PREPARATION
One other thing to bear in mind is that soluble chromates have a terrible tendency to form mixed cry ... |
12-12-2019 at 06:04
by: Boffis |
Allyl Bromide Preparation
Nice write up CycloKnight! I have often contemplated carrying out this preparation but was put off b ... |
10-12-2019 at 14:05
by: Boffis |
Attempts to make manganese sulphide
OK Lion850 some possible answers bearing in mind that manganese 2+ sulphide is rather unstable in wa ... |
9-12-2019 at 14:30
by: Boffis |
Energetic precipitate from the reaction of ascorbic acid/Cu(II) and sodium nitrite
I've done a bit more research and I now see that the stoichiometry is 1 mol. ascorbic acid and 2 mol ... |
9-12-2019 at 14:08
by: Boffis |
Any method to convert potassium dichromate to ammonium dichromate?
@AJKOER, While I haven't tried this simple direct method on these reactions I did recently try this ... |
8-12-2019 at 15:41
by: Boffis |
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