59902-11-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 59902-11-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,9,0 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 59902-11:
(7*5)+(6*9)+(5*9)+(4*0)+(3*2)+(2*1)+(1*1)=143
143 % 10 = 3
So 59902-11-3 is a valid CAS Registry Number.