23798-60-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23798-60-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,9 and 8 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 23798-60:
(7*2)+(6*3)+(5*7)+(4*9)+(3*8)+(2*6)+(1*0)=139
139 % 10 = 9
So 23798-60-9 is a valid CAS Registry Number.