87645-69-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87645-69-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,4 and 5 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 87645-69:
(7*8)+(6*7)+(5*6)+(4*4)+(3*5)+(2*6)+(1*9)=180
180 % 10 = 0
So 87645-69-0 is a valid CAS Registry Number.