797806-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 797806-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,7,8,0 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 797806-18:
(8*7)+(7*9)+(6*7)+(5*8)+(4*0)+(3*6)+(2*1)+(1*8)=229
229 % 10 = 9
So 797806-18-9 is a valid CAS Registry Number.