7184. Perylene
Nomenclature
CAS number: 198-55-0
Dibenz[de,kl]anthracene; peri-dinaphthalene. C20H12; mol wt 252.31.
C 95.21%, H 4.79%.
Description and references
Occurs in coal tar. Isoln from pitch distillate: Cook et al., J. Chem. Soc. 1933, 395. From 2,2′-dihydroxy-1,1′-dinaphthyl: Zinke et al., Monatsh. Chem. 64, 415 (1934). From the reaction of phenanthrene with acrolein in anhydr HF: Weinmayr, US 2145905 (1939); cf. J. Am. Chem. Soc. 61, 949 (1939).
Properties
Yellow to colorless crystals from toluene. mp 273-274°. Sublimes 350-400°. d 1.35. Absorption spectrum: Clar, Ber. 65, 848 (1932). Freely sol in CS2, chloroform; moderately sol in benzene; slightly in ether, alcohol, acetone; very sparingly sol in petr ether. Insol in water.Derivative
Monopicrate.C26H15N3O7; mol wt 481.41.
C 64.87%, H 3.14%, N 8.73%, O 23.26%.