Provided are a new compound for photothermal cancer therapy, a composition including the same, and a method for photothermal cancer therapy, and more particularly, a compound that is an organic photosensitizer based on an indan structure, a nanoparticle as a self-assembly thereof, a composition including the same, and a method for photothermal therapy using the same.

A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and an organometallic compound of Formula 1:

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wherein, in Formula 1, the variables are described herein.

A light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and an organometallic compound of Formula 1:

##STR00001##

wherein, in Formula 1, the variables are described herein.

Hole injection layer and charge generation layer containing a truxene based compound are disclosed for organic electronic devices. By applying the truxene based compound for the hole injection layer, low driving voltage, high efficiency and long lifetime of the device can be achieved. In addition, a P-type charge generation layer comprising the truxene based compound can be used in tandem OLEDs structure and can further improve the voltage, efficiency and lifetime of the device.

Disclosed herein is a method for preparing a 2-arylmalonic acid derivative. In this method, a cyclohexadiene compound is used as a raw material, and sequentially undergoes an isomerization reaction, a halogenation reaction in the presence of a halogenating agent and a dehydrohalogenation-aromatization reaction to obtain a 2-arylmalonic acid derivative (3). An intermediate for preparing the 2-arylmalonic acid derivative (3) and use of the intermediate are also disclosed.

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Disclosed herein is a method for preparing a 2-arylmalonic acid derivative. In this method, a cyclohexadiene compound is used as a raw material, and sequentially undergoes an isomerization reaction, a halogenation reaction in the presence of a halogenating agent and a dehydrohalogenation-aromatization reaction to obtain a 2-arylmalonic acid derivative (3). An intermediate for preparing the 2-arylmalonic acid derivative (3) and use of the intermediate are also disclosed.

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Photostabilizing compounds are provided. In particular, the photostabilizing compound may be heterocyclic or homocyclic. Topical compositions comprising these photostabilizing compounds are also provided. In particular, these topical compositions further comprise photoactive compounds. Methods for stabilizing photoactive compounds are also provided. These methods comprise mixing the photoactive compounds with the photostabilizing compounds.

In one aspect, the disclosure relates to methods for preparation of intermediates useful for the preparation of aryl-cycloheptene scaffolds. In a further aspect, the disclosed methods pertain to the preparation of compounds comprising an aryl-cycloheptene structure. The disclosed methods utilize abundant starting materials and simple reaction sequences that can be used to modularly and scalably assemble common such cores. In various aspects, the present disclosure pertains to compounds prepared using the disclosed methods. 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 disclosure.

In one aspect, the disclosure relates to methods for preparation of intermediates useful for the preparation of aryl-cycloheptene scaffolds. In a further aspect, the disclosed methods pertain to the preparation of compounds comprising an aryl-cycloheptene structure. The disclosed methods utilize abundant starting materials and simple reaction sequences that can be used to modularly and scalably assemble common such cores. In various aspects, the present disclosure pertains to compounds prepared using the disclosed methods. 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 disclosure.

The synthesis and application of compounds having unique and desired flavor and/or fragrance characteristics are provided herein. The compounds herein can be employed alone or incorporated as fragrance or flavor ingredients in fragrance or flavor compositions. The application is also directed to consumer products comprising such derivatives and/or fragrance or flavor compositions.