18279-63-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18279-63-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,2,7 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 18279-63:
(7*1)+(6*8)+(5*2)+(4*7)+(3*9)+(2*6)+(1*3)=135
135 % 10 = 5
So 18279-63-5 is a valid CAS Registry Number.