255379-18-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 255379-18-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,5,3,7 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 255379-18:
(8*2)+(7*5)+(6*5)+(5*3)+(4*7)+(3*9)+(2*1)+(1*8)=161
161 % 10 = 1
So 255379-18-1 is a valid CAS Registry Number.