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Author: Subject: Guanidine chemistry and complex salts
symboom
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[*] posted on 17-3-2017 at 18:19
Guanidine chemistry and complex salts


Im in that part of chemistry the hard to find rarely performed chemistry

So I have guanidine nitrate
I havent be able to find any soubliity information
I have read that guanidine nitrate
Can form nitroguanidine
Then reduced to aminoguanidide
Then added to nitric acid to form
Aminoguanidine nitrate
Then converted to nitroaminoguanidine by dehydration

I chose nickel because
Hexamine nickel perchlorate is insouble in water
I figure maybe other compounds are also insouble
Many copper complexes require ethanol or other solvent to precipitate

Is nickel guanidine nitrate
Nickel guanidine perchlorate
How would those be formed

Nickel nitroguanidine perchlorate?


Possible if so what are the properties

[Edited on 18-3-2017 by symboom]

[Edited on 18-3-2017 by symboom]
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JJay
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[*] posted on 17-3-2017 at 21:32


It is often hard to find good solubility information for organic compounds. I remember seeing a searchable database that also showed model predictions for solubility somewhere....



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NeonPulse
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[*] posted on 19-3-2017 at 22:34


Perhaps some answers may be found in this document. i dont really have the time to browse through it thoroughly but is is a useful reference for this material and may have the answers you are searching for either way i found it quite interesting.

Attachment: Chemistry_of_Aminoguanidine_And_Related_Substances.pdf (975kB)
This file has been downloaded 246 times





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tsathoggua1
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[*] posted on 19-3-2017 at 22:44


MOST but nit ALL nitrates are soluble ALTHOUGH this was derived from A-level exam material. And is untrue, some nitrate complexes are AQ insoluble,
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symboom
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[*] posted on 7-4-2017 at 21:36


Update on a couple of attempts with complex salts

Synthesis: Hexamine nickel guanidine nitrate
A ammonia nickel complex was added to guanidine nitrate no insoluble precipitate forms

Synthesis: Guanidine perchlorate
Ammonium perchlorate and guanidine nitrate were mixed then chilled until half frozen still no percipitate

Synthesis: guanidine hydroxide
Ammonium hydroxide and guanidine nitrate no precipitate forms

Cant seem to figure out how to complex with guanidine
Yes I know if processed further to aminoguanidine forms a complex
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