311798-62-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 311798-62-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,1,7,9 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 311798-62:
(8*3)+(7*1)+(6*1)+(5*7)+(4*9)+(3*8)+(2*6)+(1*2)=146
146 % 10 = 6
So 311798-62-6 is a valid CAS Registry Number.