313237-37-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 313237-37-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,3,2,3 and 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 313237-37:
(8*3)+(7*1)+(6*3)+(5*2)+(4*3)+(3*7)+(2*3)+(1*7)=105
105 % 10 = 5
So 313237-37-5 is a valid CAS Registry Number.