1600499-17-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1600499-17-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,0,4,9 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1600499-17:
(9*1)+(8*6)+(7*0)+(6*0)+(5*4)+(4*9)+(3*9)+(2*1)+(1*7)=149
149 % 10 = 9
So 1600499-17-9 is a valid CAS Registry Number.