239093-15-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 239093-15-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,9,0,9 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 239093-15:
(8*2)+(7*3)+(6*9)+(5*0)+(4*9)+(3*3)+(2*1)+(1*5)=143
143 % 10 = 3
So 239093-15-3 is a valid CAS Registry Number.