1199798-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1199798-77-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,9,7,9 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1199798-77:
(9*1)+(8*1)+(7*9)+(6*9)+(5*7)+(4*9)+(3*8)+(2*7)+(1*7)=250
250 % 10 = 0
So 1199798-77-0 is a valid CAS Registry Number.