1334432-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1334432-90-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,4,4,3 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1334432-90:
(9*1)+(8*3)+(7*3)+(6*4)+(5*4)+(4*3)+(3*2)+(2*9)+(1*0)=134
134 % 10 = 4
So 1334432-90-4 is a valid CAS Registry Number.