Patent ID: 6346639
Filing Date: 2002-02-12
Classification: C07F

Abstract:
A diboron derivative in all its isomeric forms selected from the group consisting of:Tetramethyl-2,2â€²-bi-1,3,2-dioxaborolane; 1,1,2,2-Tetrakis(2-methoxyethyloxy)diborane; Bis(pinanediolato)diboron(B-B); Dibiphenyl-2,2â€²-bi-1,3,2-dioxaborolane; 4,4â€²-Bi-[(4-methoxyphenoxy)methyl]-2,2â€²-bi-1,3,2-dioxaborolane; 2,2â€²-Bi-hexahydro-1,3,2-benzodioxaborole; Tetraisopropyl-2,2â€²-bi-1,3,2-dioxaborolane-4,4â€²5,5â€²-tetracarboxylate; Di-(tetrahydro-3aH-cyclopenta[d])-2,2â€²-bi-1,3,2-dioxaborolane; Di-(tetrahydrofuro[3,4-d])-2,2â€²-bi-1,3,2-dioxaborolane; 4,4â€²-Bi-(methoxymethyl)-2,2â€²-bi-1,3,2-dioxaborolane; 2,2â€²-Bi-1,3,2-dioxaborepane; 5,5â€²-Dihydroxymethyl-5,5â€²-Dimethyl-2,2â€²-bi-1,3,2-dioxaborinane; 2,2â€²-Bi-4H-1,3,2-benzodioxaborinine; 4,4â€²-Bi-(phenoxymethyl)-2,2â€²-1,3,2-dioxaborolane; 4,4,4â€²,4â€²,6,6â€²-Hexamethyl-2,2â€²-bi-1,3,2-dioxaborinane; 5,5,5â€²,5â€²-Tetraethyl-2,2â€²-bi-1,3,2-dioxaborinane; 4,4â€²,5,5â€²-Tetramethyl-2,2â€²-bi-1,3,2-dioxaborolane; 4,4â€²-Dimethyl-2,2â€²-bi-1,3,2-dioxaborinane; 5,5â€²-Dimethyl-2,2â€²-bi-1,3,2-dioxaborinane; Bi-(dinaphtho[2,1-d:1,2-f])-2,2â€²-bi-1,3,2-dioxaborepine; 6,6â€²-Diethyl-2,2â€²-bi-1,3,6,2-dioxazaborocane; 6,6â€²-Dimethyl-2,2â€²-bi-1,3,6,2-dioxazaborocane; 5,5,5â€²,5â€²-Tetraphenyl-2,2â€²-bi-1,3,2-dioxaborinane; 4,4,4â€²,4â€²,7,7,7â€²,7â€²-Octamethyl-2,2â€²-bi-1,3,2dioxaborepane; 1,1,2,2-Tetrakis(neopentyloxy)diborane; Tetramethyl-2,2â€²-bi-1,3,2-dioxaborolane; Tetrabutyl-2,2â€²-bi-1,3,2-dioxaborolane-4,4â€²,5,5â€²-tetracarboxylate; N4,N4,N4â€²,N4â€²,N5, N5,N5â€²,N5â€²-Octamethyl-2,2â€²-bi-1,3,2-dioxaborolane-4,4â€²,5,5â€²-tetracarboxamide; 4,4,4â€²,4â€²-Tetramethyl-2,2â€²-bi-1,3,2-dioxaborinane; 4,4,4â€²,4â€²,6,6,6â€²,6â€²-Octamethyl-2,2â€²-bi-1,3,2-dioxaborinane; 3,3â€²-Bi-1,5-dihydro-2,4,3-benzodioxaborepine; 4,4,4â€²,4â€²,5,5â€²-Hexamethyl-2,2â€²-bi-1,3,2-dioxaborolane; and 4,4,4â€²,4â€²-Tetramethyl-2,2â€²-bi-1,3,2-dioxaborolane.