478688-23-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 478688-23-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,8,6,8 and 8 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 478688-23:
(8*4)+(7*7)+(6*8)+(5*6)+(4*8)+(3*8)+(2*2)+(1*3)=222
222 % 10 = 2
So 478688-23-2 is a valid CAS Registry Number.