1615230-55-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1615230-55-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,5,2,3 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1615230-55:
(9*1)+(8*6)+(7*1)+(6*5)+(5*2)+(4*3)+(3*0)+(2*5)+(1*5)=131
131 % 10 = 1
So 1615230-55-1 is a valid CAS Registry Number.