790640-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 790640-12-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,0,6,4 and 0 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 790640-12:
(8*7)+(7*9)+(6*0)+(5*6)+(4*4)+(3*0)+(2*1)+(1*2)=169
169 % 10 = 9
So 790640-12-9 is a valid CAS Registry Number.