311786-27-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 311786-27-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,1,7,8 and 6 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 311786-27:
(8*3)+(7*1)+(6*1)+(5*7)+(4*8)+(3*6)+(2*2)+(1*7)=133
133 % 10 = 3
So 311786-27-3 is a valid CAS Registry Number.