The phrase "are not particularly important" is correct and usable in written English.
You can use it to downplay the significance of something in a discussion or argument.
Example: "While the details of the project are interesting, they are not particularly important to the overall outcome."
Alternatives: "are not especially significant" or "are not of great importance."
The intermediate oxidation states are known, but, except for some compounds in the +3 and +4 states, they are not particularly important.
In the interior portions of a massive concrete dam, where impermeability or strength in resisting climatic and chemical deterioration are not particularly important attributes, the amount of cement in the concrete mix can be reduced; in turn, this reduces the heat generated.
These ratings often make schools (and their students), slaves to things that are not particularly important and as a result, many fail to remember the truly important aspects of education.
It is clear that community economic conditions are not particularly important predictors of marital dissolution.
The small differences observed in the proportion of males and females are not particularly important in the results.
Previous studies showed that total soluble sugar content increased dramatically during drought stress in physic nut, and it has been regarded as the primary osmoprotectant underlying drought resistance in this species, whereas Pro, GB and other amino acids are not particularly important [ 38].
The emphasis on food means Lucky Dragon's owners can eschew things that aren't particularly important to Chinese tourists, like a whiskey bar or nightclub.
It is not particularly important!
They're not particularly important".
For practical purposes, it is not particularly important which view is right.
But it is not particularly important to Stevens, who has no political wisdom, and who is, in any case, preoccupied with enforcing his own regimen of emotional repression.
