77488-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77488-32-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,8 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77488-32:
(7*7)+(6*7)+(5*4)+(4*8)+(3*8)+(2*3)+(1*2)=175
175 % 10 = 5
So 77488-32-5 is a valid CAS Registry Number.