97881-37-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97881-37-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,8,8 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97881-37:
(7*9)+(6*7)+(5*8)+(4*8)+(3*1)+(2*3)+(1*7)=193
193 % 10 = 3
So 97881-37-3 is a valid CAS Registry Number.