1334631-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1334631-58-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,4,6,3 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1334631-58:
(9*1)+(8*3)+(7*3)+(6*4)+(5*6)+(4*3)+(3*1)+(2*5)+(1*8)=141
141 % 10 = 1
So 1334631-58-1 is a valid CAS Registry Number.