The present invention provides a composition for an optical material containing a ring compound (a) represented by formula (1), an episulfide compound (b), and sulfur (c), wherein the content of the ring compound (a) in the composition for an optical material is in the range of 5-70 mass %, the content of the episulfide compound (b) is in the range of 20-90 mass %, and the content of the sulfur (c) is in the range of 1-39 mass %. (In the formula, X represents S, Se or Te. a to f=0 to 3, 8(a+c+e)1, 8(b+d+f)2, and (b+d+f)(a+c+e).) This composition for an optical material has a high refractive index as an optical characteristic, and has sufficient heat resistance and good mold release characteristics. ##STR00001##

Provided herein are various metallopolymers and methods of making the same.

Provided herein are various metallopolymers and methods of making the same.

Gold(I) complexes and gold(I) dithiocarbamate polymers as anticancer therapeutics. The Au(I) ion within the gold(I) complexes is coordinated to two phosphine ligands. The repeating unit formed by Au(I) ion coordinating to dithiocarbamte ligands are connected by Au(I)-Au(I) interactions within the gold(I) dithiocarbamate polymers. Also disclosed are methods of synthesis, pharmaceutical compositions incorporating the gold(I) complexes, pharmaceutical compositions incorporating the gold(I) dithiocarbamate polymers, and methods of treating cancer.

Gold(I) complexes and gold(I) dithiocarbamate polymers as anticancer therapeutics. The Au(I) ion within the gold(I) complexes is coordinated to two phosphine ligands. The repeating unit formed by Au(I) ion coordinating to dithiocarbamte ligands are connected by Au(I)-Au(I) interactions within the gold(I) dithiocarbamate polymers. Also disclosed are methods of synthesis, pharmaceutical compositions incorporating the gold(I) complexes, pharmaceutical compositions incorporating the gold(I) dithiocarbamate polymers, and methods of treating cancer.

Gold(I) complexes and gold(I) dithiocarbamate polymers as anticancer therapeutics. The Au(I) ion within the gold(I) complexes is coordinated to two phosphine ligands. The repeating unit formed by Au(I) ion coordinating to dithiocarbamate ligands are connected by Au(I)Au(I) interactions within the gold(I) dithiocarbamate polymers. Also disclosed are methods of synthesis, pharmaceutical compositions incorporating the gold(I) complexes, pharmaceutical compositions incorporating the gold(I) dithiocarbamate polymers, and methods of treating cancer.

Gold(I) complexes and gold(I) dithiocarbamate polymers as anticancer therapeutics. The Au(I) ion within the gold(I) complexes is coordinated to two phosphine ligands. The repeating unit formed by Au(I) ion coordinating to dithiocarbamate ligands are connected by Au(I)Au(I) interactions within the gold(I) dithiocarbamate polymers. Also disclosed are methods of synthesis, pharmaceutical compositions incorporating the gold(I) complexes, pharmaceutical compositions incorporating the gold(I) dithiocarbamate polymers, and methods of treating cancer.

The present invention provides a porous coordination polymer having high ability of storing a gas. The porous coordination polymer according to the present invention comprises zinc cluster ions and one kind of tricarboxylic acid ions selected from the group consisting of the following chemical formula (I), the following chemical formula (II), and the following chemical formula (III); ##STR00001## where X represents a natural number of not less than 1 and not more than 3, wherein the tricarboxylic acid ions are bound to the zinc cluster ions as terdentate ligands.

The present invention provides a porous coordination polymer having high ability of storing a gas. The porous coordination polymer according to the present invention comprises zinc cluster ions and one kind of tricarboxylic acid ions selected from the group consisting of the following chemical formula (I), the following chemical formula (II), and the following chemical formula (III); ##STR00001## where X represents a natural number of not less than 1 and not more than 3, wherein the tricarboxylic acid ions are bound to the zinc cluster ions as terdentate ligands.

The invention provides a metallopolymer coordination network comprising one or more coinage or similar metals and a glyme or glyme-equivalent. The composition has an amorphous polymer network that is significantly stronger than previously reported supramolecular hydrogels synthesized without glyme. Glyme chain length and water content strongly influence the mechanical, electronic, and optical behavior of the network.