70243-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70243-69-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,2,4 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 70243-69:
(7*7)+(6*0)+(5*2)+(4*4)+(3*3)+(2*6)+(1*9)=105
105 % 10 = 5
So 70243-69-5 is a valid CAS Registry Number.