42579-89-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42579-89-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,5,7 and 9 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 42579-89:
(7*4)+(6*2)+(5*5)+(4*7)+(3*9)+(2*8)+(1*9)=145
145 % 10 = 5
So 42579-89-5 is a valid CAS Registry Number.
InChI:InChI=1/Ba.H2O4S.Pb/c;1-5(2,3)4;/h;(H2,1,2,3,4);/q+2;;+4/p-2