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1220526-67-9

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1220526-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1220526-67-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,0,5,2 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1220526-67:
(9*1)+(8*2)+(7*2)+(6*0)+(5*5)+(4*2)+(3*6)+(2*6)+(1*7)=109
109 % 10 = 9
So 1220526-67-9 is a valid CAS Registry Number.

1220526-67-9Relevant articles and documents

CYCLIC AZINE COMPOUND HAVING NITROGEN-CONTAINING FUSED AROMATIC GROUP, METHOD FOR PRODUCING SAME, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME AS CONSTITUENT COMPONENT

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, (2014/09/29)

A cyclic azine compound of formula (1): wherein, Y is C-H or a nitrogen atom, Ar1 is a C6-18 aromatic hydrocarbon group, which may be substituted with an C1-4 alkyl group or a phenyl group, Ar2 is a hydrogen atom, or a C6-18 aromatic hydrocarbon group, which may be substituted with a phenyl group or a pyridyl group, or is a nitrogen-containing condensed ring C9-15 aromatic group, Ar3 is a nitrogen-containing condensed ring C9-15 aromatic group, X is a phenylene group, and n is an integer in the range of 0-3. The cyclic azine compound is useful as a constituent of an organic electroluminescent device.

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