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Help in identifying the organic compound
Hi Vibbzlab, That does look to bad! I have several jars of anthracene and some are very old (<195 ... |
15-9-2022 at 22:43
by: Boffis |
Pyrazine Synthesis?
Many thanks Diachrynic; I successfully downloaded the thesis.
By the way have you seen "the chemi ... |
8-9-2022 at 13:46
by: Boffis |
Help in reduction to naphthylamine
Hi vibbzlab, check out the SM site library and download one of the books on dye chemistry. I can't r ... |
8-9-2022 at 13:40
by: Boffis |
Pyrazine Synthesis?
Interesting synthesis Diachrynic, I am interested in pyrazine compounds too. I would be interested t ... |
7-9-2022 at 01:47
by: Boffis |
2-[(Carboxymethyl)sulfanyl]benzoic acid - thioether synthesis
Nice work Fery, love those colours. Are you going to prepare thioindigo from this material? Did you ... |
1-9-2022 at 02:09
by: Boffis |
Mono-nitration of dimethylaniline
Hi Guys, In this case because I was working with a well described procedure, both Groll's and the Or ... |
22-8-2022 at 03:28
by: Boffis |
2,6-dimethyl-gamma-pyrone = 2,6-Dimethyl-4H-pyran-4-one
Well done! I am impressed that you managed to extract anything from that black tar! Do you thing tha ... |
19-8-2022 at 14:33
by: Boffis |
Mono-nitration of dimethylaniline
Most references to the nitration of dimethylaniline are looking at the preparation of the explosive ... |
19-8-2022 at 14:22
by: Boffis |
Michler's Ketone
Many thanks guys for the responses! My god Bob, some of those method in your scifinder download look ... |
19-8-2022 at 01:43
by: Boffis |
Michler's Ketone
MIchler's Ketone is a well known component of several dyes and its preparation is described in sever ... |
16-8-2022 at 13:33
by: Boffis |
Preparation of n-butylamine(consult)
@Antiswat; do you have a reference for the preparation of amines from alcohols with sulphamic acid? ... |
18-7-2022 at 02:00
by: Boffis |
Synthesis Sodium Ferrocyanide?
@Charleswood; almost a decade ago I posted on this site a detailed preparation of specifically sodiu ... |
5-7-2022 at 03:33
by: Boffis |
phenothiazine
Hi Fery,
I missed this post somehow when you originally posted it, but its an excellent piece of ... |
4-6-2022 at 04:44
by: Boffis |
Good solvent for liquid liquid extraction of curcuminoids
That's not the way to go! Dry over calcium chloride or sulphuric acid etc and then leach the residue ... |
28-5-2022 at 23:09
by: Boffis |
Violuric acid salts (fantastic colors and variety)
Hi kmno4, The paper is very old and is very much on a par for the period I would say, having looked ... |
16-5-2022 at 05:33
by: Boffis |
Latest chemical order?
[rquote=673549&tid=9890&author=Keras][rquote=673548&tid=9890&author=Tsjerk]Doesn't c ... |
15-5-2022 at 07:55
by: Boffis |
2,5-diketopiperazine
Nice work once again Fery! I echo Texium's comment. I purchased 25g of this compound of Ebay within ... |
13-5-2022 at 14:38
by: Boffis |
Violuric acid salts (fantastic colors and variety)
Woow its a while since I posted that.
Like you say if you can make uric like the paper describes ... |
13-5-2022 at 03:42
by: Boffis |
Preparation of Iodomethane
Looking at the strength of HI I now understand the problem of liberating it from an alkaline iodide ... |
11-5-2022 at 04:48
by: Boffis |
Preparation of Iodomethane
I have been thinking about this a bit more and I checked up on the pKa values for various acid. For ... |
10-5-2022 at 04:23
by: Boffis |
Concentrated formic acid?
I have seen a reported procedure using azeotropic distillation with n-heptane to remove the water, b ... |
9-5-2022 at 23:07
by: Boffis |
Preparation of Iodomethane
Do you really need such strong acid? If the acid is merely a catalyst and the product is exceedingly ... |
8-5-2022 at 12:09
by: Boffis |
Synthesis of sodium thiocyanate.
Hi BAV Chem, I used to prepare my own thiocyanates until I discovered I could buy them so cheaply an ... |
3-5-2022 at 23:20
by: Boffis |
Separating zinc and manganese sulfate
Hi B(a)P; It may be easier than any of the above methods because Mn an Zn sulphates do not readily f ... |
28-4-2022 at 08:49
by: Boffis |
Reduction of 4-Chloro-3-nitrotoluene failure
Have you tried the age old and trusted iron fillings and a little HCl followed by steam distillation ... |
28-4-2022 at 01:09
by: Boffis |
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