1022400-77-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1022400-77-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,2,4,0 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1022400-77:
(9*1)+(8*0)+(7*2)+(6*2)+(5*4)+(4*0)+(3*0)+(2*7)+(1*7)=76
76 % 10 = 6
So 1022400-77-6 is a valid CAS Registry Number.