1609159-31-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1609159-31-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,1,5 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1609159-31:
(9*1)+(8*6)+(7*0)+(6*9)+(5*1)+(4*5)+(3*9)+(2*3)+(1*1)=170
170 % 10 = 0
So 1609159-31-0 is a valid CAS Registry Number.