1816258-26-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1816258-26-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,1,6,2,5 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1816258-26:
(9*1)+(8*8)+(7*1)+(6*6)+(5*2)+(4*5)+(3*8)+(2*2)+(1*6)=180
180 % 10 = 0
So 1816258-26-0 is a valid CAS Registry Number.