1207757-54-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1207757-54-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,7,7,5 and 7 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1207757-54:
(9*1)+(8*2)+(7*0)+(6*7)+(5*7)+(4*5)+(3*7)+(2*5)+(1*4)=157
157 % 10 = 7
So 1207757-54-7 is a valid CAS Registry Number.
1207757-54-7Relevant articles and documents
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME
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, (2013/09/12)
A compound is shown by the following formula (1). wherein I, m, and n are independently an integer from 1 to 3, Ar1 to Ar4 are independently a substituted or unsubstituted aryl group having 6 to 30 ring carbon atoms, or a substituted