1609558-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1609558-94-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,5,5 and 8 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1609558-94:
(9*1)+(8*6)+(7*0)+(6*9)+(5*5)+(4*5)+(3*8)+(2*9)+(1*4)=202
202 % 10 = 2
So 1609558-94-2 is a valid CAS Registry Number.