1416851-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1416851-54-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,6,8,5 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1416851-54:
(9*1)+(8*4)+(7*1)+(6*6)+(5*8)+(4*5)+(3*1)+(2*5)+(1*4)=161
161 % 10 = 1
So 1416851-54-1 is a valid CAS Registry Number.