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ethyl formate - esterification by reactive distillation While working up the residue from the distillation flask to recover the remaining formic acid as sod ...	10-8-2020 at 12:12 by: Boffis
The disappearance of cheap ebay laboratory glassware I think the problem is that Ebay has become a portal for big business rather than as it was in the e ...	10-8-2020 at 06:06 by: Boffis
Solubility of iodine in dichloromethane Thank you guys for the discussion and the data. The high solubility in ether looks promising I just ...	8-8-2020 at 04:55 by: Boffis
Quantitative analysis of sorbic acid The method of chlorination I desribed in the sorbic acid thread was developed from a method of analy ...	8-8-2020 at 00:21 by: Boffis
ethyl formate - esterification by reactive distillation Well I ended up with 1060ml of crude ethyl formate from 800ml of 99% ethanol (denatured with a littl ...	6-8-2020 at 07:20 by: Boffis
ethyl formate - esterification by reactive distillation Hi Fery, I am currently trying your technique for the preparation of ethyl formate and things are go ...	4-8-2020 at 05:49 by: Boffis
Solubility of iodine in dichloromethane Does anyone know how soluble iodine is in dichloromethane? I have searched on google etc and found a ...	2-8-2020 at 05:25 by: Boffis
Synthesis of polyCarboxylic Ether What is "polycarboxylic ether"? Do you mean ester? If you can't be bothered to put a little more ...	1-8-2020 at 23:13 by: Boffis
Making Phénazone from 4 amino phénazone In that case I think you are pretty well stuffed. There is a reaction that removes dimethylamino gro ...	31-7-2020 at 03:20 by: Boffis
Making Phénazone from 4 amino phénazone By 4-aminophenazone are we talking amino-antipyrine (1-phenyl-2,3-dimethyl-4-amino-5-pyrazolone)? If ...	31-7-2020 at 02:21 by: Boffis
Diethylamine and m-Toluic acid from DEET Yes, ethylene glycol is a good high temperature, protic solvent that is often a better solvent for o ...	30-7-2020 at 05:43 by: Boffis
1-Dodecylpyridinium bromide as PTC Could you test some by adding some of the amine to a solution of potassium permanganate say and then ...	26-7-2020 at 09:08 by: Boffis
Pretty Pictures (2) Not for the faint hearted; 6g of diiodo-acetylene recrystallised from dichloromethane:- [file]82 ...	26-7-2020 at 02:45 by: Boffis
Brown crystals within green copper(II) chloride crystals - What are they? In the presence of alkali and some alkaline earth metal salts copper II chloride forms chlorocuprate ...	16-7-2020 at 04:31 by: Boffis
Thiamine catalyzed benzoin condensation failure @ Splendidacylation; When I did that write-up and several subsequent preparations I had a few failur ...	9-7-2020 at 00:56 by: Boffis
Preventing flowback without inverse funnel trap or extra container? Whats wrong with the good old inverted funnel? I use this method all the time with both chlorine and ...	6-7-2020 at 12:09 by: Boffis
Copper cyanurate (and other cyanurates} I suspect that on boiling with water the violet complex decomposes giving a ppt of some basic copper ...	5-7-2020 at 01:23 by: Boffis
Amidation of cinnamic acid using CDMT Is it actually necessary to convert the cyanuric chloride into CDMT first? You seem to be reducing t ...	3-7-2020 at 03:50 by: Boffis
Rhodanine and the alcoholic ammonia saga I required some rhodanine for the preparation of various derivatives that I wish to prepare. There a ...	3-7-2020 at 02:02 by: Boffis
The seemingly anomalous reduction of 3,5-dinitrosalicylamide to 3-amino 5-nitrosalicylamide by iron/HCl @nitro-genes; Have you tried sodium sulphide type reducing agents as they tend to give selective o-n ...	3-7-2020 at 00:51 by: Boffis
a-iodination What patent?	29-6-2020 at 00:50 by: Boffis
Sterogenol solution @Syn the Sizer; are you sure about being able to split off the cetyl C16 alkyl group from a quaterna ...	28-6-2020 at 00:09 by: Boffis
ortho nitration of p-toluenesulfonic acid(QUESTIONS) OK here's a translation of the most useful paper from Zeit. f. Chem.. I have only translated the bit ...	25-6-2020 at 07:03 by: Boffis
Copper cyanurate (and other cyanurates} @Lion850; Cyanuric crystallises from water in anhydrous crystals, any water present means that it is ...	25-6-2020 at 04:54 by: Boffis
Copper cyanurate (and other cyanurates} Woelen is correct about cyanuric acid. I looked it up in one of my old chemistry books dedicated to ...	25-6-2020 at 00:07 by: Boffis
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