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475-64-9

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475-64-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 475-64-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,7 and 5 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 475-64:
(5*4)+(4*7)+(3*5)+(2*6)+(1*4)=79
79 % 10 = 9
So 475-64-9 is a valid CAS Registry Number.
InChI:InChI=1/C28H12O2/c29-27-17-9-1-5-13-14-6-2-11-19-22(14)26-24-16(8-4-12-20(24)28(19)30)15-7-3-10-18(27)23(15)25(26)21(13)17/h1-12H

475-64-9SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name Quinone 7

1.2 Other means of identification

Product number -
Other names Mesonaphthodianthron

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:475-64-9 SDS

475-64-9Relevant articles and documents

Koch et al.

, p. 3191,3194, 3200 (1972)

Spectral-luminescent properties and photoinduced transformations of bisanthene and bisanthenequinone

Arabei, S. M.,Pavich, T. A.

, p. 236 - 244 (2007/10/03)

Based on the study of photochemical transformations of bisanthene in oxygen-containing solutions, it was established that the final product of this reaction is bisanthenequnone. It is shown that in the course of this oxidation reaction the intermediate compounds endomonoperoxide and bisanthene endobiperoxide are formed. Quantum-chemical calculation of the geometrical structure and electronic spectra of the endoperoxides has shown that they have a nonplanar structure, and their absorption spectra experience a large hypsochromic shift. The absorption and fluorescence spectra of solutions of bisanthene in different solvents at 300 and 77 K were investigated. The large Stokes shift of the fluorescence spectra of the solutions of bisanthene in benzene and in its methyl derivatives is explained by the action of intermolecular interactions. The quasi-line fluorescence spectra of solutions of bisanthene in the matrices of saturated hydrocarbons were recorded.

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