NMR Assignments of 6-(4-chlorophenoxy)-tetrazolo[5,1-a]phthalazine
6-(4-chlorophenoxy)-tetrazolo[5,1-a]phthalazine is a national class I innovative antiepileptic drug candidate in clinical trials with independent intellectual property rights.The 1H, 13C and 15N NMR Planter spectra of the compound were acquired at 500 MHz.Aided by GIAO (Gauge-Independent Atomic Orbital)-NMR quantum chemistry calculation, the chemic