754239-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 754239-69-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,4,2,3 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 754239-69:
(8*7)+(7*5)+(6*4)+(5*2)+(4*3)+(3*9)+(2*6)+(1*9)=185
185 % 10 = 5
So 754239-69-5 is a valid CAS Registry Number.