CAS No.3331-46-2,9,10-DIHYDROBENZO[A]PYREN-7(8H)-ONE Suppliers

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Basic Information

Molecular Structure:
CAS No.:	3331-46-2
Name:	9,10-DIHYDROBENZO[A]PYREN-7(8H)-ONE
Article Data:	17

Formula:	C₂₀H₁₄O
Molecular Weight:	270.331
Synonyms:	7-Oxo-7,8,9,10-tetrahydrobenzo[a]pyrene;9,10-Dihydrobenzo[a]pyren-7(8H)-one;NSC 30830;
EINECS:	222-055-1
Density:	1.316 g/cm³
Melting Point:	172-175 °C(lit.)
Boiling Point:	492 °C at 760 mmHg
Flash Point:	220.6 °C
Appearance:	beige crystalline powder
Safety:	22-24/25
PSA:	17.07000
LogP:	5.10300

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Specification

The 9,10-Dihydrobenzo[a]pyrene-7(8H)-one with its cas register number is 3331-46-2. It also can be called as and the IUPAC name about this chemical is 9,10-dihydro-8H-benzo[a]pyren-7-one. It belongs to the following product categories, such as C₁₅to C₃₈Organic Conductors and Photovoltaics: OFET and OPV Materials, Carbonyl Compounds, Dyes, Ketones, Organic Photovoltaic (OPV) Materials and so on. When you are using it, please not breathe dust and avoid contact with skin and eyes.

Physical properties about 9,10-Dihydrobenzo[a]pyrene-7(8H)-one are: (1)#H bond acceptors: 1; (2)Polar Surface Area: 17.07Å²; (3)Index of Refraction: 1.82; (4)Molar Refractivity: 89.38 cm³; (5)Molar Volume: 205.3 cm³; (6)Polarizability: 35.43x10^-24cm³; (7)Surface Tension: 65.5 dyne/cm; (8)Enthalpy of Vaporization: 75.89 kJ/mol; (9)Vapour Pressure: 7.95E-10 mmHg at 25°C

Preparation: this chemical can be prepared by 4-pyren-1-yl-butyric acid. This reaction will need reagent HF (g). The yield is about 84%.

Uses of 9,10-Dihydrobenzo[a]pyrene-7(8H)-one: it can be used to produce 7,8-epoxy-7,8,9,10-tetrahydro-benzo[def]chrysene at Ambient temperature. It will need reagent sodium bicarbonate, m-chloroperbenzoic acid and solvent CH₂Cl₂ with reaction time of 3 hours. The yield is about 94%.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1CC2=C(C=C3C=CC4=C5C3=C2C=CC5=CC=C4)C(=O)C1
(2)InChI: InChI=1S/C20H14O/c21-18-6-2-5-15-16-10-9-13-4-1-3-12-7-8-14(11-17(15)18)20(16)19(12)13/h1,3-4,7-11H,2,5-6H2
(3)InChIKey: AIGDHFJPKNZUOR-UHFFFAOYSA-N