1188915-59-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1188915-59-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,8,9,1 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1188915-59:
(9*1)+(8*1)+(7*8)+(6*8)+(5*9)+(4*1)+(3*5)+(2*5)+(1*9)=204
204 % 10 = 4
So 1188915-59-4 is a valid CAS Registry Number.