反应条件
1: HNO3 2: Na2Cr2O7 3: (i) H2SO4, (ii) NaNO2, H2SO4, (iii) aq. H3PO2 4: SnCl2*2H2O, aq. HCl 5: (i) NaNO2, aq. HBF4, (ii) (thermolysis) 6: HNO3 View Scheme
参考文献
Namkung,M.J.; Fletcher,T.L.
Canadian Journal of Chemistry, 1967 , vol. 45, p. 2569 - 2575