77292-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77292-81-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,9 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77292-81:
(7*7)+(6*7)+(5*2)+(4*9)+(3*2)+(2*8)+(1*1)=160
160 % 10 = 0
So 77292-81-0 is a valid CAS Registry Number.