CAS RN: 82-45-1

EINECS: 201-423-5

Molecular formula: C14H9NO2

Molecular weight: 223.2268

Physical and chemical properties

Traits: red flash needle crystal. In this case,
Melting point: 253 to 256 ° C
Solubility: soluble in hot nitrobenzene, toluene, xylene, ether, acetic acid, chloroform, benzene, slightly soluble in cold ethanol, insoluble in water. In this case,

Purposes: for the system of dispersion, activity, vat dyes intermediates