1529657-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1529657-89-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,2,9,6,5 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1529657-89:
(9*1)+(8*5)+(7*2)+(6*9)+(5*6)+(4*5)+(3*7)+(2*8)+(1*9)=213
213 % 10 = 3
So 1529657-89-3 is a valid CAS Registry Number.