6354-83-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6354-83-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,3,5 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 6354-83:
(6*6)+(5*3)+(4*5)+(3*4)+(2*8)+(1*3)=102
102 % 10 = 2
So 6354-83-2 is a valid CAS Registry Number.