27663-93-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27663-93-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,6 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 27663-93:
(7*2)+(6*7)+(5*6)+(4*6)+(3*3)+(2*9)+(1*3)=140
140 % 10 = 0
So 27663-93-0 is a valid CAS Registry Number.