252913-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 252913-37-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,2,9,1 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 252913-37:
(8*2)+(7*5)+(6*2)+(5*9)+(4*1)+(3*3)+(2*3)+(1*7)=134
134 % 10 = 4
So 252913-37-4 is a valid CAS Registry Number.