155123-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155123-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,1,2 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 155123-75:
(8*1)+(7*5)+(6*5)+(5*1)+(4*2)+(3*3)+(2*7)+(1*5)=114
114 % 10 = 4
So 155123-75-4 is a valid CAS Registry Number.