1609391-35-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1609391-35-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,3,9 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1609391-35:
(9*1)+(8*6)+(7*0)+(6*9)+(5*3)+(4*9)+(3*1)+(2*3)+(1*5)=176
176 % 10 = 6
So 1609391-35-6 is a valid CAS Registry Number.