180787-54-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 180787-54-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,7,8 and 7 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 180787-54:
(8*1)+(7*8)+(6*0)+(5*7)+(4*8)+(3*7)+(2*5)+(1*4)=166
166 % 10 = 6
So 180787-54-6 is a valid CAS Registry Number.