A resist composition comprising a base polymer and a phosphazene salt compound offers a high dissolution contrast, minimal LWR, and dimensional stability on PPD.

A composition including a quaternary onium hydroxide in a non-aqueous solvent, wherein the quaternary ammonium hydroxide has a concentration in the range from about 5% by weight to about 50% by weight of the composition; and imidazolidine-2,4-dione, wherein the imidazolidine-2,4-dione has a concentration in the range from about 10 to about 5000 parts per million of the composition.

A composition including a quaternary onium hydroxide in a non-aqueous solvent, wherein the quaternary ammonium hydroxide has a concentration in the range from about 5% by weight to about 50% by weight of the composition; and imidazolidine-2,4-dione, wherein the imidazolidine-2,4-dione has a concentration in the range from about 10 to about 5000 parts per million of the composition.

A reactive antibacterial compound and a preparation method thereof are provided herein. The reactive antibacterial compound is represented by the general formula (I) or (II):

##STR00001##

wherein R.sub.1 represents OCN-L-NHCOOR, OCN-L-NHCONHR, OCN-L-NHCOSR, OCN-L-COOR, or OCN-L-COONHR. G1 represents OCN-M-NHCOOG, OCN-M-NHCONHG, OCN-M-NHCOSG, OCN-M-COOG, or OCN-M-COONHG. L, M, R and G independently for each occurrence represent divalent alkyl and cycloalkyl having from 1 to 18 carbon atoms, optionally substituted by up to 18 heteroatoms. R.sub.4 and G.sub.4 independently for each occurrence represent a divalent alkyl and cycloalkyl having from 1 to 18 carbon atoms, optionally substituted by at most 18 heteroatoms. G.sub.2 and G.sub.3 independently for each occurrence represent H, F, Cl, Br, I, OCH3, OCH2CH3, OPr, CN, SCN, NO, NO2, a monovalent unsubstituted or substituted alkyl, cycloalkyl, or aryl having from 1 to 7 carbon atoms. Z and X independently for each occurrence represent COO, SO3, or OPO2OR.sub.5. R.sub.5 represents a monovalent unsubstituted or substituted alkyl, cycloalkyl, or aryl having from 1 to 6 carbon atoms.

A reactive antibacterial compound and a preparation method thereof are provided herein. The reactive antibacterial compound is represented by the general formula (I) or (II):

##STR00001##

wherein R.sub.1 represents OCN-L-NHCOOR, OCN-L-NHCONHR, OCN-L-NHCOSR, OCN-L-COOR, or OCN-L-COONHR. G1 represents OCN-M-NHCOOG, OCN-M-NHCONHG, OCN-M-NHCOSG, OCN-M-COOG, or OCN-M-COONHG. L, M, R and G independently for each occurrence represent divalent alkyl and cycloalkyl having from 1 to 18 carbon atoms, optionally substituted by up to 18 heteroatoms. R.sub.4 and G.sub.4 independently for each occurrence represent a divalent alkyl and cycloalkyl having from 1 to 18 carbon atoms, optionally substituted by at most 18 heteroatoms. G.sub.2 and G.sub.3 independently for each occurrence represent H, F, Cl, Br, I, OCH3, OCH2CH3, OPr, CN, SCN, NO, NO2, a monovalent unsubstituted or substituted alkyl, cycloalkyl, or aryl having from 1 to 7 carbon atoms. Z and X independently for each occurrence represent COO, SO3, or OPO2OR.sub.5. R.sub.5 represents a monovalent unsubstituted or substituted alkyl, cycloalkyl, or aryl having from 1 to 6 carbon atoms.

The present invention provides a process that enables a substituted methylamine compound which is useful as an intermediate for the production of agricultural chemicals and medicines, to be produced easily, with good yield, and at low cost, and also provides a production intermediate thereof. The process comprises a step of reacting a hexamethylenetetraammonium salt compound represented by a formula (I) with a base to obtain an N-methylidene-substituted methylamine oligomer represented by a formula (II) or a mixture of two or more of the oligomers, and a step of hydrolyzing the N-methylidene-substituted methylamine oligomer represented by formula (II) or the mixture of two or more of the oligomers in the presence of an acid. ##STR00001##
(wherein A represents an organic group, R represents a hydrogen atom, or an organic group, L represents a halogen atom and the like, and n represents an integer of 2 to 20).

The present invention provides a process that enables a substituted methylamine compound which is useful as an intermediate for the production of agricultural chemicals and medicines, to be produced easily, with good yield, and at low cost, and also provides a production intermediate thereof. The process comprises a step of reacting a hexamethylenetetraammonium salt compound represented by a formula (I) with a base to obtain an N-methylidene-substituted methylamine oligomer represented by a formula (II) or a mixture of two or more of the oligomers, and a step of hydrolyzing the N-methylidene-substituted methylamine oligomer represented by formula (II) or the mixture of two or more of the oligomers in the presence of an acid. ##STR00001##
(wherein A represents an organic group, R represents a hydrogen atom, or an organic group, L represents a halogen atom and the like, and n represents an integer of 2 to 20).

Analgesic compounds for treatment of pain or fever that include a bicyclopentane moiety linked to an amine, combinations of the compounds with opioid analgesic drugs, and methods for treating pain or fever by administering a compound described herein.

Analgesic compounds for treatment of pain or fever that include a bicyclopentane moiety linked to an amine, combinations of the compounds with opioid analgesic drugs, and methods for treating pain or fever by administering a compound described herein.

Analgesic compounds for treatment of pain or fever that include a bicyclopentane moiety linked to an amine, combinations of the compounds with opioid analgesic drugs, and methods for treating pain or fever by administering a compound described herein.