76389-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76389-92-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,3,8 and 9 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 76389-92:
(7*7)+(6*6)+(5*3)+(4*8)+(3*9)+(2*9)+(1*2)=179
179 % 10 = 9
So 76389-92-9 is a valid CAS Registry Number.