1402974-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1402974-89-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,2,9,7 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1402974-89:
(9*1)+(8*4)+(7*0)+(6*2)+(5*9)+(4*7)+(3*4)+(2*8)+(1*9)=163
163 % 10 = 3
So 1402974-89-3 is a valid CAS Registry Number.