897045-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 897045-57-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,7,0,4 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 897045-57:
(8*8)+(7*9)+(6*7)+(5*0)+(4*4)+(3*5)+(2*5)+(1*7)=217
217 % 10 = 7
So 897045-57-7 is a valid CAS Registry Number.