1204316-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1204316-79-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,4,3,1 and 6 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1204316-79:
(9*1)+(8*2)+(7*0)+(6*4)+(5*3)+(4*1)+(3*6)+(2*7)+(1*9)=109
109 % 10 = 9
So 1204316-79-9 is a valid CAS Registry Number.