311779-14-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 311779-14-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,1,7,7 and 9 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 311779-14:
(8*3)+(7*1)+(6*1)+(5*7)+(4*7)+(3*9)+(2*1)+(1*4)=133
133 % 10 = 3
So 311779-14-3 is a valid CAS Registry Number.