1807056-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1807056-85-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,7,0,5 and 6 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1807056-85:
(9*1)+(8*8)+(7*0)+(6*7)+(5*0)+(4*5)+(3*6)+(2*8)+(1*5)=174
174 % 10 = 4
So 1807056-85-4 is a valid CAS Registry Number.