Provided are inhibitors of sphingosine kinase Type I and their use in the treatment of asthma, among other indications and diseases.

Compounds for treatment of diseases having acidic or hypoxic diseased tissues and pharmaceutical compositions comprising the compounds, as well as methods for making and using the compounds and compositions.

Provided are inhibitors of sphingosine kinase Type I and their use in the treatment of asthma, among other indications and diseases.

Provided are inhibitors of sphingosine kinase Type I and their use in the treatment of asthma, among other indications and diseases.

Provided are inhibitors of sphingosine kinase Type I that are useful in a number of applications, indications and diseases, as well as for monitoring pharmacokinetics and patient management. These compounds are applicable to treating tumors of the central nervous system, such as glioblastoma multiforme (GBM).

Provided are inhibitors of sphingosine kinase Type I that are useful in a number of applications, indications and diseases, as well as for monitoring pharmacokinetics and patient management. These compounds are applicable to treating tumors of the central nervous system, such as glioblastoma multiforme (GBM).

Provided are inhibitors of sphingosine kinase Type I that are useful in a number of applications, indications and diseases, as well as for monitoring pharmacokinetics and patient management. These compounds are applicable to treating tumors of the central nervous system, such as glioblastoma multiforme (GBM).

Provided are inhibitors of sphingosine kinase Type I that are useful in a number of applications, indications and diseases, as well as for monitoring pharmacokinetics and patient management. These compounds are applicable to treating tumors of the central nervous system, such as glioblastoma multiforme (GBM).

Provided are inhibitors of sphingosine kinase Type I that are useful in a number of applications, indications and diseases, as well as for monitoring pharmacokinetics and patient management. These compounds are applicable to treating tumors of the central nervous system, such as glioblastoma multiforme (GBM).

Provided are inhibitors of sphingosine kinase Type I that are useful in a number of applications, indications and diseases, as well as for monitoring pharmacokinetics and patient management. These compounds are applicable to treating tumors of the central nervous system, such as glioblastoma multiforme (GBM).