325855-74-1 Usage
Uses
Different sources of media describe the Uses of 325855-74-1 differently. You can refer to the following data:
1. Etoricoxib N1’Oxide is an impurity of Etoricoxib (E934100).
2. Etoricoxib N1’-Oxide is an impurity of Etoricoxib (E934100).
Check Digit Verification of cas no
The CAS Registry Mumber 325855-74-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,5,8,5 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 325855-74:
(8*3)+(7*2)+(6*5)+(5*8)+(4*5)+(3*5)+(2*7)+(1*4)=161
161 % 10 = 1
So 325855-74-1 is a valid CAS Registry Number.
325855-74-1Relevant articles and documents
A general [3 + 2 + 1] annulation strategy for the preparation of pyridine N-oxides
Davies, Ian W.,Marcoux, Jean-Francois,Reider, Paul J.
, p. 209 - 211 (2001)
equation presented Stabilized ketone, aldehyde, and ester enolates react with vinamidinium hexafluorophosphate salts and hydroxylamine hydrochloride to give access to the corresponding pyridine N-oxides. The annulation reactions proceed in good to excelle