97187-27-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97187-27-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,1,8 and 7 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97187-27:
(7*9)+(6*7)+(5*1)+(4*8)+(3*7)+(2*2)+(1*7)=174
174 % 10 = 4
So 97187-27-4 is a valid CAS Registry Number.