1020722-86-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1020722-86-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,0,7,2 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1020722-86:
(9*1)+(8*0)+(7*2)+(6*0)+(5*7)+(4*2)+(3*2)+(2*8)+(1*6)=94
94 % 10 = 4
So 1020722-86-4 is a valid CAS Registry Number.