The Diindeno[1,2,3-cd:1',2',3'-lm]perylene, with the CAS registry number 188-94-3, is also known as Periflanthene. Its EINECS registry number is 205-875-4. This chemical's molecular formula is C₃₂H₁₆ and molecular weight is 400.47. What's more, its systematic name is Diindeno[1,2,3-cd:1',2',3'-lm]perylene also. It is orange solid. This chemical is an organic semiconductor which receives attention because of its potential application in optoelectronics and electronics.

Physical properties about Diindeno[1,2,3-cd:1',2',3'-lm]perylene: (1)ACD/LogP: 9.85; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 9.85; (4)ACD/LogD (pH 7.4): 9.85; (5)ACD/BCF (pH 5.5): 1000000; (6)ACD/BCF (pH 7.4): 1000000; (7)ACD/KOC (pH 5.5): 5407511; (8)ACD/KOC (pH 7.4): 5407511; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 0 Å²; (13)Index of Refraction: 2.122; (14)Molar Volume: 272.9 cm³; (15)Surface Tension: 85.7 dyne/cm; (16)Density: 1.467 g/cm³.

When you are dealing with this chemical, you should be very careful. This chemical is irritating to skin and may cause lung damage if swallowed. It may cause damage to health by prolonged exposure through inhalation and its vapours may cause drowsiness and dizziness. What's more, it risks the unborn child possibly. Therefore, you should wear suitable protective clothing and gloves. And if swallowed, do not induce vomiting and you should seek medical advice immediately. In addition, This chemical is highly flammable, it may catch fire in contact with air and only need briefly contact with an ignition source. And its flash point is very low. In case of contacting with water, it could evolve highly flammable gas also.

You can still convert the following datas into molecular structure:
(1) SMILES: c59c3ccc2c1ccccc1c4c2c3c(cc4)c6c5c8c(cc6)c7ccccc7c8cc9
(2) InChI: InChI=1/C32H16/c1-2-6-18-17(5-1)21-9-13-25-27-15-11-23-19-7-3-4-8-20(19)24-12-16-28(32(27)30(23)24)26-14-10-22(18)29(21)31(25)26/h1-16H
(3) InChIKey: BKMIWBZIQAAZBD-UHFFFAOYAB