23798-01-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23798-01-8 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, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 23798-01:
(7*2)+(6*3)+(5*7)+(4*9)+(3*8)+(2*0)+(1*1)=128
128 % 10 = 8
So 23798-01-8 is a valid CAS Registry Number.