183801-48-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183801-48-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,8,0 and 1 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 183801-48:
(8*1)+(7*8)+(6*3)+(5*8)+(4*0)+(3*1)+(2*4)+(1*8)=141
141 % 10 = 1
So 183801-48-1 is a valid CAS Registry Number.