Molecular Structure of 7-Methyldibenzo(h,rst)pentaphene (CAS NO.2869-12-7):

IUPAC: 7-Methyldibenzo[h,rst]pentaphene
Molecular Formula: C₂₉H₁₈
Molecular Weight: 366.4532
Density: 1.305 g/cm³
Flash Point: 336.4^oC
Boiling Point: 637.6^oC at 760 mmHg
Index of Refraction: 1.902
Surface Tension: 65.6 dyne/cm
Molar Volume: 280.6 cm³
Enthalpy of Vaporization: 90.75 kJ/mol
Vapour Pressure: 1.84E-15 mmHg at 25^oC
SMILES: c67cc2c1c(cc(cc1)C)c4c3c2c(ccc3c5c(c4)cccc5)c6cccc7 
InChI: InChI=1/C29H18/c1-17-10-11-22-25(14-17)27-16-19-7-3-5-9-21(19)24-13-12-23-20-8-4-2-6-18(20)15-26(22)28(23)29(24)27/h2-16H,1H3 
InChIKey: LVCRYYLZLNGYDT-UHFFFAOYAU 

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits acrid smoke and irritating fumes.

 7-Methyldibenzo(h,rst)pentaphene with cas registry number of 2869-12-7 is also known as 2'-Methyl-1,2:4,5:8,9-tribenzopyrene ; 7-Methyldibenzo(h,rst)pentaphene ; Dibenzo(h,rst)pentaphene, 7-methyl- . 7-Methyldibenzo(h,rst)pentaphene with cas registry number of 2869-12-7 is used as a pharmaceutical intermediate .