1599423-14-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1599423-14-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,9,9,4,2 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1599423-14:
(9*1)+(8*5)+(7*9)+(6*9)+(5*4)+(4*2)+(3*3)+(2*1)+(1*4)=209
209 % 10 = 9
So 1599423-14-9 is a valid CAS Registry Number.