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1547564 
Journal Article 
The use of bismuth nitrate pentahydrate, Bi(NO3)(3)center dot 5H(2)O, and bismuth subnitrate monohydrate, BiO(NO3)center dot H2O, for the preparation of tris(arylthio)bismuthines 
Ioannou, PV 
2011 
Main Group Chemistry
ISSN: 1024-1221 
10 
3-4 
255-264 
The reaction of para-substituted thiophenols with Bi(NO3)(3)center dot 5H(2)O and BiO(NO3)center dot H2O was studied. The nitrate was more reactive than the subnitrate, and was a convenient bismuth compound for the preparation of trithiolates, Bi(SAr)(3). Thiols having electron withdrawing groups seem to be more reactive than those with electron donating groups. The thiolato groups in Bi(SAr)(3) can migrate to Bi(NO3)(3)center dot 5H(2)O thus giving (ArS)(2)Bi(NO3), but the monothiolate product, ArS-Bi(NO3)(2), decomposed evolving NO2. Bi(III) complexes with some aromatic thiols of probable biochemical interest are also described. 
Bismuth nitrate pentahydrate; bismuth subnitrate monohydrate; para-substituted thiophenols; 2-pyridinethiol; 2-pyridinethiol N-oxide 
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• Nitrate/Nitrite
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