1552301-65-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1552301-65-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,5,2,3,0 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1552301-65:
(9*1)+(8*5)+(7*5)+(6*2)+(5*3)+(4*0)+(3*1)+(2*6)+(1*5)=131
131 % 10 = 1
So 1552301-65-1 is a valid CAS Registry Number.