1256544-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1256544-18-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,5,4 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1256544-18:
(9*1)+(8*2)+(7*5)+(6*6)+(5*5)+(4*4)+(3*4)+(2*1)+(1*8)=159
159 % 10 = 9
So 1256544-18-9 is a valid CAS Registry Number.
1256544-18-9Relevant articles and documents
ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME
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Page/Page column 50-51, (2012/04/17)
An anthracene derivative represented by the following formula (1): In the formula (1), Z is a structure represented by the following formula (2). In the formula (2), at least one pair of adjacent two substituents of R11 to R18 form a ring represented by the following formula (3) or (4):
