162042-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 162042-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,0,4 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 162042-53:
(8*1)+(7*6)+(6*2)+(5*0)+(4*4)+(3*2)+(2*5)+(1*3)=97
97 % 10 = 7
So 162042-53-7 is a valid CAS Registry Number.