6847-53-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6847-53-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,4 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 6847-53:
(6*6)+(5*8)+(4*4)+(3*7)+(2*5)+(1*3)=126
126 % 10 = 6
So 6847-53-6 is a valid CAS Registry Number.