797054-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 797054-30-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,7,0,5 and 4 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 797054-30:
(8*7)+(7*9)+(6*7)+(5*0)+(4*5)+(3*4)+(2*3)+(1*0)=199
199 % 10 = 9
So 797054-30-9 is a valid CAS Registry Number.