1403824-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1403824-58-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,3,8,2 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1403824-58:
(9*1)+(8*4)+(7*0)+(6*3)+(5*8)+(4*2)+(3*4)+(2*5)+(1*8)=137
137 % 10 = 7
So 1403824-58-7 is a valid CAS Registry Number.