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1221495-66-4

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1221495-66-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1221495-66-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,4,9 and 5 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1221495-66:
(9*1)+(8*2)+(7*2)+(6*1)+(5*4)+(4*9)+(3*5)+(2*6)+(1*6)=134
134 % 10 = 4
So 1221495-66-4 is a valid CAS Registry Number.

1221495-66-4Downstream Products

1221495-66-4Relevant articles and documents

FLUORENE DERIVATICES, COATING COMPOSITION INCLUDING FLUORENE DERIVATICES AND ORGANIC LIGHT EMITTING DEVICE USING THE SAME

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Paragraph 0207-0211, (2018/10/24)

The present invention relates to a fluorene derivative, a coating composition including the fluorene derivative, an organic light emitting diode using the same, and a manufacturing method thereof. The fluorene derivative is represented by a chemical formula 1. Accordingly, an organic matter layer formed by using the fluorine derivative has excellent chemical resistance and membrane maintenance.COPYRIGHT KIPO 2018

AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING SAME

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Paragraph 0191; 192; 0194, (2014/08/19)

An aromatic amine derivative represented by formula (1): wherein L1, L2, Ar1, Ar2, R1, R2, a, b, and Q are as defined in the specification. An organic electroluminescence device having at least one organic thin film layer which includes the aromatic amine derivative has high emission efficiency and long lifetime.

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