749932-24-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 749932-24-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,9,9,3 and 2 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 749932-24:
(8*7)+(7*4)+(6*9)+(5*9)+(4*3)+(3*2)+(2*2)+(1*4)=209
209 % 10 = 9
So 749932-24-9 is a valid CAS Registry Number.