1311201-38-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1311201-38-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,1,2,0 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1311201-38:
(9*1)+(8*3)+(7*1)+(6*1)+(5*2)+(4*0)+(3*1)+(2*3)+(1*8)=73
73 % 10 = 3
So 1311201-38-3 is a valid CAS Registry Number.