6021-92-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6021-92-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,0,2 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 6021-92:
(6*6)+(5*0)+(4*2)+(3*1)+(2*9)+(1*2)=67
67 % 10 = 7
So 6021-92-7 is a valid CAS Registry Number.