1303968-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1303968-50-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,3,9,6 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1303968-50:
(9*1)+(8*3)+(7*0)+(6*3)+(5*9)+(4*6)+(3*8)+(2*5)+(1*0)=154
154 % 10 = 4
So 1303968-50-4 is a valid CAS Registry Number.