1415991-40-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1415991-40-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,5,9,9 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1415991-40:
(9*1)+(8*4)+(7*1)+(6*5)+(5*9)+(4*9)+(3*1)+(2*4)+(1*0)=170
170 % 10 = 0
So 1415991-40-0 is a valid CAS Registry Number.