The invention discloses compounds of the formula wherein A, B, X, Y and Z are defined. The compounds of the invention show activity against a range of bacteria, and are useful in the treatment or prophylaxis of a bacterial infection in an animal.

The invention discloses compounds of the formula wherein A, B, X, Y and Z are defined. The compounds of the invention show activity against a range of bacteria, and are useful in the treatment or prophylaxis of a bacterial infection in an animal.

The present application relates to methods for leaching and extraction of precious metals. For example, the present application relates to methods of leaching gold, palladium and/or platinum from a substance comprising gold, palladium and/or platinum (such as a gold-containing ore or a platinum group metal (PGM) concentrate) using an organic solvent that is water-miscible or partially water-miscible.

The present application relates to methods for leaching and extraction of precious metals. For example, the present application relates to methods of leaching gold, palladium and/or platinum from a substance comprising gold, palladium and/or platinum (such as a gold-containing ore or a platinum group metal (PGM) concentrate) using an organic solvent that is water-miscible or partially water-miscible.

A rhein amide derivative and a preparation method and use thereof, and a drug for treating hepatocellular carcinoma (HCC) caused by a specific expression of RECQL4. The rhein amide derivative has a structure shown in any one of formulas I to IV. The rhein amide derivative has a relatively strong inhibitory effect on proliferation of HCC cells SNU-398 with RECQL4 high expression. Development of a novel anti-cancer drug for RECQL4 high expression-caused HCC and clinical personalized treatment of the RECQL4 high expression-caused HCC.

A rhein amide derivative and a preparation method and use thereof, and a drug for treating hepatocellular carcinoma (HCC) caused by a specific expression of RECQL4. The rhein amide derivative has a structure shown in any one of formulas I to IV. The rhein amide derivative has a relatively strong inhibitory effect on proliferation of HCC cells SNU-398 with RECQL4 high expression. Development of a novel anti-cancer drug for RECQL4 high expression-caused HCC and clinical personalized treatment of the RECQL4 high expression-caused HCC.

There is provided a copolymer having the general structure below, wherein a, b, and d are molar ratios varying between about 0.01 and about 0.90 and c is a molar ratio varying between about 0.01 and about 0.90; A1 represents monomer units comprising a cyano-containing pendant group in which the cyano is not directly attached to the backbone of the copolymer; A2 represents monomer units comprising two or more hydrogen bonding sites; A3 represents monomer units that increase solubility in organic solvents; and A4 represents monomer units that increase solubility in aqueous alkaline solutions. There is also provided a near-infrared radiation-sensitive coating composition comprising this copolymer as well as a positive-working thermal lithographic printing plate comprising a near-infrared radiation-sensitive coating comprising this copolymer, a method of producing such a printing plate, and finally a method of printing using such a printing plate. Formula (I).

There is provided a copolymer having the general structure below, wherein a, b, and d are molar ratios varying between about 0.01 and about 0.90 and c is a molar ratio varying between about 0.01 and about 0.90; A1 represents monomer units comprising a cyano-containing pendant group in which the cyano is not directly attached to the backbone of the copolymer; A2 represents monomer units comprising two or more hydrogen bonding sites; A3 represents monomer units that increase solubility in organic solvents; and A4 represents monomer units that increase solubility in aqueous alkaline solutions. There is also provided a near-infrared radiation-sensitive coating composition comprising this copolymer as well as a positive-working thermal lithographic printing plate comprising a near-infrared radiation-sensitive coating comprising this copolymer, a method of producing such a printing plate, and finally a method of printing using such a printing plate. Formula (I).

Ethyl benzyl quaternaries having superior anti-fungal properties versus their benzyl quaternary analogs. The ethylbenzyl amidoamine quaternaries of the present invention are easily produced without significant waste and with minimal capital, while possessing improved antimicrobial properties.

Ethyl benzyl quaternaries having superior anti-fungal properties versus their benzyl quaternary analogs. The ethylbenzyl amidoamine quaternaries of the present invention are easily produced without significant waste and with minimal capital, while possessing improved antimicrobial properties.