51885-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51885-42-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,8,8 and 5 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 51885-42:
(7*5)+(6*1)+(5*8)+(4*8)+(3*5)+(2*4)+(1*2)=138
138 % 10 = 8
So 51885-42-8 is a valid CAS Registry Number.