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1297270-55-3

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1297270-55-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1297270-55-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,7,2,7 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1297270-55:
(9*1)+(8*2)+(7*9)+(6*7)+(5*2)+(4*7)+(3*0)+(2*5)+(1*5)=183
183 % 10 = 3
So 1297270-55-3 is a valid CAS Registry Number.

1297270-55-3Downstream Products

1297270-55-3Relevant articles and documents

Heterocyclic Compound, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device

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, (2012/03/27)

A substance having a hole-transport, property and a wide band gap is provided. A heterocyclic compound represented by a general formula (G1) is provided. In the formula, α1 and α2 separately represent a substituted or unsubstituted arylene group having 6 to 13 carbon atoms; n and k separately represent 0 or 1; Q1 and Q2 separately represent sulfur or oxygen; and R1 to R22 separately represent hydrogen, an alkyl group having 1 to 12 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 14 carbon atoms.

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