Naphthanthrone
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Preferred IUPAC name 6H-Benzo[cd]pyren-6-one | |
Other names pentacyclo[13.3.1.05,18.08,17.011,16]nonadeca-1,3,5(18),6,8(17),9,11(16),12,14-nonaen-19-one | |
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Properties | |
Chemical formula | C19H10O |
Molar mass | 254.288 g·mol−1 |
Appearance | Pale yellow needles[citation needed] |
Density | 1.397 g/cm3 |
Structure[1] | |
Crystal structure | orthorhombic |
Space group | P212121, No. 19 |
Lattice constant | a = 17.315 Å, b = 3.973 Å, c = 17.392 Å |
Formula units (Z) | 4 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references |
Chemical compound
Naphthanthrone is an organic carbon based molecule formed of five rings, of which four are benzene rings, joined in the shape of the Olympic rings.
The compound can be synthesized by the condensation of pyrene and glycerol in sulfuric acid. Its crystals belong to the orthorhombic crystal system.[1]
See also
References
- ^ a b S.Fujisawa, I.Oonishi, J.Aoki and S.Iwashima (1976). "The Crystal and Molecular Structure of Naphthanthrone". Bull. Chem. Soc. Jpn. 49 (12): 3454. doi:10.1246/bcsj.49.3454.
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