Disclosed herein are compounds of the general Formula (I), and methods of synthesizing substituted bicyclo[1.1.1 jpentanes. The synthetic methods described herein use a [1.1.1]propellane, a Group VIII transition metal compound, a hydride source and a reagent that can contribute a substituent to form a substituted bicyclo[1.1.1]pentane, such as a compound of the general Formula (I).

The present invention refers to a new process for the synthesis of (9,10)-pregn-4-ene-3,20-dione, commonly known as retroprogesterone, having the formula (1) shown below. ##STR00001##

The present invention refers to a new process for the synthesis of (9,10)-pregn-4-ene-3,20-dione, commonly known as retroprogesterone, having the formula (1) shown below. ##STR00001##

The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.

The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.

The present invention refers to substituted cyclopentyl- and cyclohexyl-derivatives of formula (I) ##STR00001## wherein n, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and X have the same meaning as given in the description. The invention further refers to fragrance compositions and fragranced articles comprising them.

The present invention refers to substituted cyclopentyl- and cyclohexyl-derivatives of formula (I) ##STR00001## wherein n, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and X have the same meaning as given in the description. The invention further refers to fragrance compositions and fragranced articles comprising them.

The present application relates to compounds and methods for reducing the severity of convulsant activity, or epileptic seizures.

The present application relates to compounds and methods for reducing the severity of convulsant activity, or epileptic seizures.

The present invention refers to processes for catalytic reversible alkene-nitrile interconversion through controllable HCN-free transfer hydrocyanation.