564476-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 564476-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,4,4,7 and 6 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 564476-63:
(8*5)+(7*6)+(6*4)+(5*4)+(4*7)+(3*6)+(2*6)+(1*3)=187
187 % 10 = 7
So 564476-63-7 is a valid CAS Registry Number.