"becomes imperative to" is correct and usable in written English.
This phrase is often used to indicate something is very important to do, and needs to be done immediately or as soon as possible. For example, "It becomes imperative to act quickly in the wake of this new information."
It then becomes imperative to keep one's concentration intact.
It becomes imperative to Anil to identify this skeleton.
It becomes imperative to relate the information that is available and produced at different scales.
Therefore, it becomes imperative to design new catalysts that are active at low operating temperatures.
As the cost of energy continues to rise, it becomes imperative to save energy and improve overall energy efficiency.
As the size of the Web grows, it becomes imperative to parallelize a crawling process, in order to finish downloading pages in a reasonable amount of time.
As a consequence the mass of at least one neutrino has to be different from zero and it becomes imperative to determine its absolute value.
In order to develop green transportation system, it becomes imperative to use integrated technologies to achieve reduced emissions and utilize renewable energy.
However, when the analysis is carried out on large scale systems, it becomes imperative to employ a highly accurate computational method in order to obtain reliable values.
It becomes imperative to characterize the fruits with a view of understanding the properties that may affect the design of machines to handle their processing.
When the inevitable nature of waste generation is considered detrimental to the environment, it becomes imperative to develop waste management options that do not only take care of disposal, but will ensure sustainability and environmental safety.
