1186217-05-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1186217-05-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,6,2,1 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1186217-05:
(9*1)+(8*1)+(7*8)+(6*6)+(5*2)+(4*1)+(3*7)+(2*0)+(1*5)=149
149 % 10 = 9
So 1186217-05-9 is a valid CAS Registry Number.