Compounds are described with the general formula (I) wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10, R.sub.11, R.sub.12, and n are defined as anywhere herein, which are useful for the treatment of cancer and other dysproliferative diseases.

The present specification provides a heterocyclic compound and an organic light emitting device comprising the same.

The problem of the present invention is to provide a useful prodrug compound of a naphthofuran compound. The present invention relates to a compound represented by the formula (IA):

##STR00001##

[wherein each symbol is as described in the DESCRIPTION] or a pharmaceutically acceptable salt thereof.

Disclosed herein, inter alia, are prodrug compositions and methods of using the same for treatment and detection of disease. Specifically, disclosed herein is a compound of formula (I) having spiro-fused 1,2,4-trioxolane and piperidine rings, namely, 1,2,4-trioxa-8-azaspiro[4.5] decane. Also disclosed is a pharmaceutical composition containing the compound and a phannaceutically acceptable carrier.

##STR00001##

Disclosed herein are compounds of formulas (I) and (II), Wherein R.sub.1, R.sub.2, R.sub.3 and (1) are as described herein. Methods of making compounds of formulas (I) and (II), curable compositions containing them and cured compositions containing them are also described. The compounds of formulas (I) and II are curing agents, fire retardants or both.

##STR00001##

The present invention relates to spiro compounds containing electron-conducting groups and to electronic devices, in particular organic electroluminescent devices, comprising these compounds.

The present invention relates to a semiconducting material comprising an electron transport matrix compound comprising at least one electron transporting structural moiety and at least one polar structural moiety; a matrix compound and electronic device utilizing the semiconducting material.

The present invention relates to spiro compounds containing electron-conducting groups and to electronic devices, in particular organic electroluminescent devices, comprising these compounds.

Provided herein are phosphates, thiophosphates, phosphonates, and phosphinates, methods of making same, and methods of using these compounds and methods for the generation of pharmaceutically relevant phosphate, phosphonate, and phosphinate analogs. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.

The present invention relates to the discovery that certain non-naturally occurring, non-peptide amide compounds and amide derivatives, such as oxalamides, ureas, and acrylamides, are useful flavor or taste modifiers, such as a flavoring or flavoring agents and flavor or taste enhancer, more particularly, savory (the umami taste of monosodium glutamate) or sweet taste modifiers, savory or sweet flavoring agents and savory or sweet flavor enhancers, for food, beverages, and other comestible or orally administered medicinal products or compositions.