1256603-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1256603-65-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,6,0 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1256603-65:
(9*1)+(8*2)+(7*5)+(6*6)+(5*6)+(4*0)+(3*3)+(2*6)+(1*5)=152
152 % 10 = 2
So 1256603-65-2 is a valid CAS Registry Number.