Keterangan :

Physical and Chemical Properties: white powder-like solid. Melting point 151-154  . Extremely difficult to dissolve in water, soluble in ethanol and benzene. Industrial content e 98.5% .

Main use: This product is a kind of pharmaceutical intermediates, can be used for preparation of coronary heart drugs may be set, but also for the synthesis of antispasmodic drugs Mierweilin ( Milverine) the main raw material. And other intermediates.