849919-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 849919-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,9,9,1 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 849919-77:
(8*8)+(7*4)+(6*9)+(5*9)+(4*1)+(3*9)+(2*7)+(1*7)=243
243 % 10 = 3
So 849919-77-3 is a valid CAS Registry Number.