739316-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 739316-80-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,9,3,1 and 6 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 739316-80:
(8*7)+(7*3)+(6*9)+(5*3)+(4*1)+(3*6)+(2*8)+(1*0)=184
184 % 10 = 4
So 739316-80-4 is a valid CAS Registry Number.