Disclosed are an oxazine compound and an application thereof. The oxazine compound has a structure of a general formula F. The oxazine compound described in the disclosure is a photo/acoustic dynamic active organic molecule with near-infrared absorption-emission function as well as photosensitivity and acoustic sensitivity. Maximum absorption and emission wavelengths of the compound are both greater than 660 nanometers, and a triplet-state conversion rate of the compound is high; and under illumination or ultrasound, the compound can produce reactive oxygen species with high efficiency, which has a good killing effect on cancer cells and cancer tissues, and almost has no toxic or side effects on normal tissues while achieving photo/acoustic dynamic therapy on tumors.

Disclosed are an oxazine compound and an application thereof. The oxazine compound has a structure of a general formula F. The oxazine compound described in the disclosure is a photo/acoustic dynamic active organic molecule with near-infrared absorption-emission function as well as photosensitivity and acoustic sensitivity. Maximum absorption and emission wavelengths of the compound are both greater than 660 nanometers, and a triplet-state conversion rate of the compound is high; and under illumination or ultrasound, the compound can produce reactive oxygen species with high efficiency, which has a good killing effect on cancer cells and cancer tissues, and almost has no toxic or side effects on normal tissues while achieving photo/acoustic dynamic therapy on tumors.

A compound represented by Chemical Formula 1, a sensor including the compound, a sensor-embedded display panel including the compound, and an electronic device including the compound.

##STR00001##

In Chemical Formula 1, X.sup.1, X.sup.2, X.sup.3, Ar.sup.1, L.sup.1, A, R1, and R.sup.2 are the same as in the specification.

A compound represented by Chemical Formula 1, a sensor including the compound, a sensor-embedded display panel including the compound, and an electronic device including the compound.

##STR00001##

In Chemical Formula 1, X.sup.1, X.sup.2, X.sup.3, Ar.sup.1, L.sup.1, A, R1, and R.sup.2 are the same as in the specification.

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed:

##STR00001##

In Chemical Formula 1, each substituent is the same as defined in the detailed description.

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed:

##STR00001##

In Chemical Formula 1, each substituent is the same as defined in the detailed description.

The present invention relates to: a novel merocyanine-based compound which exhibits a fluorescence signal at a visible light region of at least 380 nm, and which may be used for detecting biomolecules; and a biomolecular labeling dye, kit and contrast agent composition comprising the same.

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and/or an electronic device including the same are disclosed:

##STR00001##

In Chemical Formula 1, each substituent is the same as defined in the detailed description.

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and/or an electronic device including the same are disclosed:

##STR00001##

In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Disclosed are an oxazine compound and an application thereof. The oxazine compound has a structure of a general formula F. The oxazine compound described in the disclosure is a photo/acoustic dynamic active organic molecule with near-infrared absorption-emission function as well as photosensitivity and acoustic sensitivity. Maximum absorption and emission wavelengths of the compound are both greater than 660 nanometers, and a triplet-state conversion rate of the compound is high; and under illumination or ultrasound, the compound can produce reactive oxygen species with high efficiency, which has a good killing effect on cancer cells and cancer tissues, and almost has no toxic or side effects on normal tissues while achieving photo/acoustic dynamic therapy on tumors.