7376-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7376-98-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,7 and 6 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 7376-98:
(6*7)+(5*3)+(4*7)+(3*6)+(2*9)+(1*8)=129
129 % 10 = 9
So 7376-98-9 is a valid CAS Registry Number.