1606131-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1606131-58-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,6,1,3 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1606131-58:
(9*1)+(8*6)+(7*0)+(6*6)+(5*1)+(4*3)+(3*1)+(2*5)+(1*8)=131
131 % 10 = 1
So 1606131-58-1 is a valid CAS Registry Number.