1807149-82-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1807149-82-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,7,1,4 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1807149-82:
(9*1)+(8*8)+(7*0)+(6*7)+(5*1)+(4*4)+(3*9)+(2*8)+(1*2)=181
181 % 10 = 1
So 1807149-82-1 is a valid CAS Registry Number.