87782-54-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87782-54-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,8 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 87782-54:
(7*8)+(6*7)+(5*7)+(4*8)+(3*2)+(2*5)+(1*4)=185
185 % 10 = 5
So 87782-54-5 is a valid CAS Registry Number.