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Separating phthalic acid isomers
In that case you used too much acid. It is not the strength of the acid but the amount you used that ... |
8-12-2017 at 08:46
by: Boffis |
Acetaminophen purification issue
I have extracted a great deal of paracetamol from tablets and I have got it down to a fine art. I am ... |
8-12-2017 at 07:38
by: Boffis |
Manganese nitrate synthesis
Its easy to make manganese nitrate solution but its quite another to obtain manganese nitrate crysta ... |
6-12-2017 at 10:32
by: Boffis |
Chemistry of Terephthalic acid
@kmno4. I wonder if for the dithionite reduction it would be better to dissolve the Nitro-TPA in jus ... |
29-11-2017 at 08:54
by: Boffis |
Production of Cu (I) Cl with household chemicals. Problems.
If you have time the simplest method is to place bare copper wire or bits of copper in a jar and fil ... |
29-11-2017 at 01:14
by: Boffis |
Xysyl chloride as a protecting group? Substitute for Tosyl Chloride.
Its not the price of the hydrocarbon that is your problem its the chlorosulphonic acid you require. ... |
27-11-2017 at 08:00
by: Boffis |
Separating phthalic acid isomers
A series of U2U's with mackolol and this recent thread from myristicinaldehyde:
http://www.scienc ... |
27-11-2017 at 07:03
by: Boffis |
Chemistry of Terephthalic acid
[rquote=498698&tid=63196&author=unionised]As a slight aside. This looks like a good candidat ... |
26-11-2017 at 23:29
by: Boffis |
Chemistry of Terephthalic acid
@ kmno4, I been reading up about terephthalic acid and its nitration product again and there is no m ... |
26-11-2017 at 12:50
by: Boffis |
Preparation of Quinoline
@Magpie, nice work! I have been looking at this synthesis for some time as a route to related hetero ... |
26-11-2017 at 12:23
by: Boffis |
Molecular Sieves Losing Efficiency?
It requires a lot of zeolite to absorb the water from 88-90% alcohol. Its far better to fractionate ... |
22-11-2017 at 12:27
by: Boffis |
Chemistry of Terephthalic acid
@kmno4. I decided to try a "preparation scale" nitration of terephthalic acid based on your observat ... |
16-11-2017 at 09:39
by: Boffis |
Synthesis of diisobutyl 3,9 perylenedicarboxylate
If you are going to go via FC acylation then acetyl chloride and AlCl3 looks good. The usual method ... |
8-11-2017 at 14:30
by: Boffis |
An unknown, yellow Nickel compound
You haven't quoted any quantities so its difficult to judge what you have obtained but I see no reas ... |
8-11-2017 at 10:53
by: Boffis |
Synthesis of diisobutyl 3,9 perylenedicarboxylate
@ Mackolol, I have done a bit of research and it looks like there are two routes to the basic acid. ... |
8-11-2017 at 01:07
by: Boffis |
The lead salts preparation thread!
@Metallic, it depends what the white stains are but a good general stain remover for white lead comp ... |
4-11-2017 at 02:05
by: Boffis |
Chemistry of Terephthalic acid
I know exactly what you mean VC. What you are saying may be correct nomenclature in mathamatic but t ... |
3-11-2017 at 07:14
by: Boffis |
Easy preperation of dichromate
Its better to add sodium hydroxide too. This not only helps reduce the melting point of the mixture, ... |
3-11-2017 at 06:56
by: Boffis |
Separation of glyceryl ester enantiomers ?
You are going to require a solid, crystallisable derivative, someone was asking in another thread re ... |
1-11-2017 at 11:28
by: Boffis |
Iso-thiuronium salts type compounds
I have continued to dig into this interesting and useful group of organic salts and discovered that ... |
1-11-2017 at 09:56
by: Boffis |
Chemistry of Terephthalic acid
@Volatile Chemist, the software used here was BATE pH calculator. Its not free but I like it, its ab ... |
1-11-2017 at 07:04
by: Boffis |
Separating phthalic acid isomers
Looking at Magpie's last post has given me an idea. Since o-phthalic acid forms an anhydrous compoun ... |
30-10-2017 at 01:29
by: Boffis |
Diethyl tere or isophthalate as a chemiluminescent solvent
Are diethyl terephthalate and isophthalates liquids? |
28-10-2017 at 12:13
by: Boffis |
Chemistry of Terephthalic acid
Well the molecular weight of the terephthalate ion is 164 verses 209 for NTPa so that suggests about ... |
28-10-2017 at 11:49
by: Boffis |
Chemistry of Terephthalic acid
@kmno4; magnificent! I am still away from home so I can't try this myself at present but when I get ... |
28-10-2017 at 04:58
by: Boffis |
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