1146159-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1146159-74-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,6,1,5 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1146159-74:
(9*1)+(8*1)+(7*4)+(6*6)+(5*1)+(4*5)+(3*9)+(2*7)+(1*4)=151
151 % 10 = 1
So 1146159-74-1 is a valid CAS Registry Number.