849937-97-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 849937-97-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,9,9,3 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 849937-97:
(8*8)+(7*4)+(6*9)+(5*9)+(4*3)+(3*7)+(2*9)+(1*7)=249
249 % 10 = 9
So 849937-97-9 is a valid CAS Registry Number.