A 200-MHz proton NMR study of the naphtho[2,1-e]tetrazolo[5,1-c]-as-triazine/3-azidonaphtho[2,1-e]-as-triazine/naphtho[2,1-e]tetrazolo[1,5-b]-as-triazine equilibrium
A 200-MHz proton NMR study of the naphtho[2,1-e]tetrazolo[5,1-c]-as-triazine/3-azidonaphtho[2,1-e]-as-triazine/naphtho[2,1-e]tetrazolo[1,5-b]-as-triazine equilibrium