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Need help identifying a strange product... I can't answer our question exactly but I read a paper once (its posted on this site somewhere) were ... |
27-2-2018 at 22:12 by: Boffis |
Dinitroresorcinol preparation roXefellor, have you tried recrystallizing a little of the diol from boiling water? I would expect t ... |
27-2-2018 at 01:42 by: Boffis |
Microchemical Tests and Reagents Sorry I accidently missed out the second "di" from diethyldithiocarbamate and it is prepared from ca ... |
26-2-2018 at 11:07 by: Boffis |
Need help identifying a mysterious product. The tuff passing through your gloves is almost certainly residual DCM, its notorious for this. As to ... |
26-2-2018 at 04:12 by: Boffis |
Microchemical Tests and Reagents Back in the late 70 and 80s a British chemical supplier called BDH supplied solutions of Diethylammo ... |
26-2-2018 at 02:33 by: Boffis |
Microchemical Tests and Reagents There you go byko3y! I wasn't that hard after all was it? I am trying to keep his thread focus on th ... |
24-2-2018 at 02:22 by: Boffis |
What is the point of amateur chemistry? Amateur science can go where ever its practitioner wishes to go, only limited by his resources, skil ... |
23-2-2018 at 13:09 by: Boffis |
Microchemical Tests and Reagents Sigh....
Gentlemen, while the points you have made above are interesting and some are relevant to ... |
23-2-2018 at 12:18 by: Boffis |
Microchemical Tests and Reagents Actually I was thinking more along the lines of small scale chemistry as a means of investigating co ... |
22-2-2018 at 12:41 by: Boffis |
Dinitroresorcinol preparation @byko3y, That paper from the Analyst is very interesting and is certainly enigmatic but here the nit ... |
22-2-2018 at 01:10 by: Boffis |
Acid Chlorides Thanks guys for these papers, some very interesting and useful chemistry. |
21-2-2018 at 23:35 by: Boffis |
Microchemical Tests and Reagents Is there anyone out there interested in microchemistry as applied to semi-quantitative and purely qu ... |
21-2-2018 at 23:25 by: Boffis |
Gallium (III) Chloride How similar is gallium chloride to aluminium chloride?
What I am getting at is there a big differ ... |
21-2-2018 at 09:32 by: Boffis |
Practical chemistry In Vogel's text book he calls them Group IIIA and Group IIIB and basically you need a significant ex ... |
20-2-2018 at 11:00 by: Boffis |
Identifying unlabeled molecular sieves? @Bert,
I've been doing a bit of reading and it seems that the three main types, 3, 4, and 5A mole ... |
20-2-2018 at 04:24 by: Boffis |
Dinitroresorcinol preparation The only problem with the Lieberman reaction idea is that it requires nitrous acid or nitrite proxy ... |
15-2-2018 at 00:45 by: Boffis |
Preparation of 1,4-Dibromobutane Experiment 3
I have just completed the work up on a repeat of the above experiment but using a mola ... |
13-2-2018 at 13:23 by: Boffis |
Nitroguanylurea Hi kmno4, actually the term Diciandiamidina (=dicyandiamidine) is synonymous with guanylurea. As you ... |
12-2-2018 at 13:39 by: Boffis |
Preparation of Succinic Acid Interesting observation; the blue residue from recrystallising the first crop of succinic acid was m ... |
12-2-2018 at 12:58 by: Boffis |
2 Questions about Glyoxal 1. no idea, but since commercial glyoxal is an aqueous solution (40% glyoxal usually) I think it hig ... |
12-2-2018 at 08:15 by: Boffis |
Preparation of Succinic Acid Chromic oxidation of butanediol continued
I tried an ether extraction of the chromic sulphate sol ... |
9-2-2018 at 15:12 by: Boffis |
Dealing with NO2 fume residues in vessels. This thread raised an interesting idea. When silver dissolves in strong nitric acid roughly half the ... |
7-2-2018 at 08:15 by: Boffis |
Nitroguanylurea When guanidine and urea nitrates are treated with ice cold concentrate sulphuric acid they are conve ... |
6-2-2018 at 08:12 by: Boffis |
Piperidine from the hydrolysis of piperine A word of warning.
I just bought some more 95% piperine extract from an ebay supplier in India. It ... |
6-2-2018 at 03:16 by: Boffis |
Preparation of Succinic Acid @Magpie; some years ago now I bought a job lot of old chemicals from a guy on ebay, when I went to p ... |
3-2-2018 at 14:32 by: Boffis |
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