101439-97-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101439-97-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,4,3 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 101439-97:
(8*1)+(7*0)+(6*1)+(5*4)+(4*3)+(3*9)+(2*9)+(1*7)=98
98 % 10 = 8
So 101439-97-8 is a valid CAS Registry Number.