1103816-02-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1103816-02-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,3,8,1 and 6 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1103816-02:
(9*1)+(8*1)+(7*0)+(6*3)+(5*8)+(4*1)+(3*6)+(2*0)+(1*2)=99
99 % 10 = 9
So 1103816-02-9 is a valid CAS Registry Number.