623574-78-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 623574-78-7 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 4 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 623574-78:
(8*6)+(7*2)+(6*3)+(5*5)+(4*7)+(3*4)+(2*7)+(1*8)=167
167 % 10 = 7
So 623574-78-7 is a valid CAS Registry Number.