151677-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151677-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,6,7 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 151677-69:
(8*1)+(7*5)+(6*1)+(5*6)+(4*7)+(3*7)+(2*6)+(1*9)=149
149 % 10 = 9
So 151677-69-9 is a valid CAS Registry Number.