1312300-15-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1312300-15-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,2,3,0 and 0 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1312300-15:
(9*1)+(8*3)+(7*1)+(6*2)+(5*3)+(4*0)+(3*0)+(2*1)+(1*5)=74
74 % 10 = 4
So 1312300-15-4 is a valid CAS Registry Number.