67031-49-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67031-49-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,0,3 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 67031-49:
(7*6)+(6*7)+(5*0)+(4*3)+(3*1)+(2*4)+(1*9)=116
116 % 10 = 6
So 67031-49-6 is a valid CAS Registry Number.