742077-79-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 742077-79-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,2,0,7 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 742077-79:
(8*7)+(7*4)+(6*2)+(5*0)+(4*7)+(3*7)+(2*7)+(1*9)=168
168 % 10 = 8
So 742077-79-8 is a valid CAS Registry Number.