The present disclosure is related to organic acceptor-donor-acceptor compounds as non-fullerene acceptors for use in organic photovoltaics.

An organometallic compound represented by Formula 1:

##STR00001## wherein, in Formula 1, M, X.sub.11, X.sub.12, X.sub.13, X.sub.14, A.sub.11, R.sub.11, R.sub.14, b11, n, L.sub.11, and m are described in the specification.

A method for synthesizing an organic metal complex having a substituent capable of coordinating to a central metal ion includes replacing substituents RX and RX in an organic metal complex having a structure represented by general formula (2) with substituents RB and RB in an organic metal complex having a structure represented by general formula (1), respectively: ##STR00001##

Compositions of the invention include metal-based coordination complexes, which are preferably tunable photodynamic compounds. The compositions and complexes are useful as therapeutic agents and as in vivo diagnostic agents for treating or preventing diseases including those that involve hyperproliferating cells in their etiology, such as cancer. Compositions and complexes of the invention are further capable of destroying microbial cells, such as bacteria, fungi, and protozoa, and destroying viruses. The compositions and complexes are also capable of modulating cell function in other ways.

Provided herein are photochemical separations. The methods herein can include exposing a first metal complex and a second metal complex to light to facilitate an irreversible chemical reaction to form a modified first metal complex. The modified first metal complex then may be separated from the second metal complex. Compositions also are provided.

Compositions and methods comprising osmium are provided. In some embodiments, the osmium compounds comprise a bidentate ligand. In some embodiments, the osmium compounds are used in method for treating cancer.

The present disclosure relates to new transition metal isonitrile compounds, processes for the production of the compounds and the use of the compounds as catalysts. The disclosure also relates to the use of the metal isonitrile compounds as catalysts for hydrogenation and transfer hydrogenation of compounds containing one or more carbon-oxygen, and/or carbon-nitrogen and/or carbon-carbon double bonds.

Compositions and methods comprising osmium are provided. In some embodiments, the osmium compounds comprise a bidentate ligand. In some embodiments, the osmium compounds are used in method for treating cancer.

The present invention relates to: a novel transition metal complex containing a tetradentate nitrogen donor ligand, which can be used in various devices including electrochemical sensors; and a device comprising same, preferably an electrochemical sensor.

A compound that includes a ligand L.sub.A of Formula I, Formula II, or Formula III, and the ligand L.sub.A is coordinated to a metal M.

##STR00001##

Ring A is a 5-membered, or 6-membered, aromatic ring, and Ring B a 5-membered, or 6-membered, carboxylic or heterocyclic ring.

Y.sup.1, Y.sup.2, and Y.sup.3 are independently selected from the group consisting of C, N, and B, and forms an aromatic BN ring; wherein one of Y.sup.1, Y.sup.2, and Y.sup.3 is C, one of Y.sup.1, Y.sup.2, and Y.sup.3 is N, and one of Y.sup.1, Y.sup.2, and Y.sup.3 is B, and the B and N are adjacent ring atoms; and Z.sup.1 and Z.sup.2 are independently selected from the group consisting of C and N. The compounds can be used as phosphorescent dopant emitters in OLEDs. An OLED that includes an organic layer that includes a compound with a ligand L.sub.A of Formula I, Formula II, or Formula III, and a consumer product that includes the OLED.