1256546-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1256546-71-0 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 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1256546-71:
(9*1)+(8*2)+(7*5)+(6*6)+(5*5)+(4*4)+(3*6)+(2*7)+(1*1)=170
170 % 10 = 0
So 1256546-71-0 is a valid CAS Registry Number.