101724-13-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101724-13-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,7,2 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 101724-13:
(8*1)+(7*0)+(6*1)+(5*7)+(4*2)+(3*4)+(2*1)+(1*3)=74
74 % 10 = 4
So 101724-13-4 is a valid CAS Registry Number.