753498-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 753498-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,3,4,9 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 753498-42:
(8*7)+(7*5)+(6*3)+(5*4)+(4*9)+(3*8)+(2*4)+(1*2)=199
199 % 10 = 9
So 753498-42-9 is a valid CAS Registry Number.