The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.

A compound of formula (I) ##STR00001##
as well as pharmaceutically acceptable salt thereof, wherein R.sup.1 to R.sup.10, A, Q, X and Y are as defined in the specification and claims, and their use as a pharmaceutical for the treatment or prophylaxis of respiratory syncytial virus disease.

A compound of formula (I) ##STR00001##
as well as pharmaceutically acceptable salt thereof, wherein R.sup.1 to R.sup.10, A, Q, X and Y are as defined in the specification and claims, and their use as a pharmaceutical for the treatment or prophylaxis of respiratory syncytial virus disease.

The present specification relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, a method for manufacturing the same, and a composition for an organic material layer.

The present disclosure is directed to compounds of formula (I):

##STR00001##

wherein X, Y, Z, R.sup.1, R.sup.2a, R.sup.2b, R.sup.3, and L are as described herein, as stereoisomers, enantiomers, or tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates, or prodrugs thereof, and pharmaceutical compositions comprising the compounds of formula (I), as described herein, which are useful as voltage-gated sodium channel modulators and are therefore are useful in treating seizure disorders such as epilepsy.

The present disclosure is directed to compounds of formula (I):

##STR00001##

wherein X, Y, Z, R.sup.1, R.sup.2a, R.sup.2b, R.sup.3, and L are as described herein, as stereoisomers, enantiomers, or tautomers thereof or mixtures thereof; or pharmaceutically acceptable salts, solvates, or prodrugs thereof, and pharmaceutical compositions comprising the compounds of formula (I), as described herein, which are useful as voltage-gated sodium channel modulators and are therefore are useful in treating seizure disorders such as epilepsy.

Disclosed are a salt type and a crystal form (I) of a diazaspiropyran compound, and a preparation method therefor. Also disclosed is the use of the salt type and the crystal form in the preparation of drugs for treating related diseases.

##STR00001##

The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.

The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.

The present invention relates to novel antibacterial compounds, pharmaceutical compositions containing them and their use as antimicrobials.