4083-61-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4083-61-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,8 and 3 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4083-61:
(6*4)+(5*0)+(4*8)+(3*3)+(2*6)+(1*1)=78
78 % 10 = 8
So 4083-61-8 is a valid CAS Registry Number.