253264-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 253264-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,2,6 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 253264-72:
(8*2)+(7*5)+(6*3)+(5*2)+(4*6)+(3*4)+(2*7)+(1*2)=131
131 % 10 = 1
So 253264-72-1 is a valid CAS Registry Number.