77562-85-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77562-85-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,6 and 2 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77562-85:
(7*7)+(6*7)+(5*5)+(4*6)+(3*2)+(2*8)+(1*5)=167
167 % 10 = 7
So 77562-85-7 is a valid CAS Registry Number.