1528697-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1528697-43-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,2,8,6,9 and 7 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1528697-43:
(9*1)+(8*5)+(7*2)+(6*8)+(5*6)+(4*9)+(3*7)+(2*4)+(1*3)=209
209 % 10 = 9
So 1528697-43-9 is a valid CAS Registry Number.