1803601-85-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1803601-85-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,3,6,0 and 1 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1803601-85:
(9*1)+(8*8)+(7*0)+(6*3)+(5*6)+(4*0)+(3*1)+(2*8)+(1*5)=145
145 % 10 = 5
So 1803601-85-5 is a valid CAS Registry Number.