27618-18-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27618-18-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,1 and 8 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 27618-18:
(7*2)+(6*7)+(5*6)+(4*1)+(3*8)+(2*1)+(1*8)=124
124 % 10 = 4
So 27618-18-4 is a valid CAS Registry Number.