101431-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101431-58-7 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 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 101431-58:
(8*1)+(7*0)+(6*1)+(5*4)+(4*3)+(3*1)+(2*5)+(1*8)=67
67 % 10 = 7
So 101431-58-7 is a valid CAS Registry Number.