623579-51-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 623579-51-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,3,5,7 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 623579-51:
(8*6)+(7*2)+(6*3)+(5*5)+(4*7)+(3*9)+(2*5)+(1*1)=171
171 % 10 = 1
So 623579-51-1 is a valid CAS Registry Number.