74858-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74858-10-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,8,5 and 8 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 74858-10:
(7*7)+(6*4)+(5*8)+(4*5)+(3*8)+(2*1)+(1*0)=159
159 % 10 = 9
So 74858-10-9 is a valid CAS Registry Number.