187873-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187873-45-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,8,7 and 3 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 187873-45:
(8*1)+(7*8)+(6*7)+(5*8)+(4*7)+(3*3)+(2*4)+(1*5)=196
196 % 10 = 6
So 187873-45-6 is a valid CAS Registry Number.