Molecular Formula:C14H8O2Molecular Weight:208.22EINECS:201-549-0Density:1.438Melting Point:284-286 oCBoiling Point:379-381 oCFlash Point:1…

Molecular Formula:C14H8O2Molecular Weight:208.22EINECS:201-549-0Density:1.438Melting Point:284-286 oCBoiling Point:379-381 oCFlash Point:185 oCSolubility:<0.1 g/100 mL at 23 oCRisk Codes:R36/37/38;R43 DetailsHazard Symbols: XiProperties:Yellow rhombic crystals from PhNO2 or AcOH. Mp: 286°, bp: 376.9°, flash p: 365°F (CC), d: 1.438, vap press: 1 mm @ 190.0°, vap d: 7.16. Sol in hot C6H6, toluene, PhNO2; mod sol in EtOH; sltly sol in Et2O. Insol in water.Derivation:(1) By heating phthalic anhydride and benzene in the presence of aluminum chloride and dehydrating the product; (2) by condensation of 1,4-naphthoquinone with butadiene.Grade:Sublimed, 30% paste (sold on 100% basis), electrical 99.5%.Use:Intermediate for dyes and organics, organic inhibitor, bird repellent for seeds.Method:Sublimation.

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