Abstract: The invention relates to the use of 4-oxo-4H-pyran or 4-oxo-1,4-dihydropyridine derivatives as protein-adhesive active compounds, in particular as skin- or hair-adhesive and/or skin- or hair-binding UV absorbers, and for the protection of the skin, of the hair or of the nails against damage caused by ultraviolet radiation, to specific 4-oxo-4H-pyran or 4-oxo-1,4-dihydropyridine derivatives, to the preparation thereof and to preparations comprising same. The invention furthermore relates to the use of the structural unit 4-oxo-4H-pyran-3-O-yl or 4-oxo-1,4-dihydropyridin-3-O-yl as linker for the functionalisation of protein-containing matrices.

Abstract: The invention relates to the use of at least one ascorbic acid derivative for the fictionalization of matrices, and to specific ascorbic acid derivatives and processes for the preparation thereof.

Abstract: The invention relates to specific benzodioxepin-3-one compounds, to a process for the preparation thereof and to the use thereof as dyes or as fluorescent emitters for organic electroluminescent devices (OLEDs) or for organic light-emitting electrochemical cells (OLECs), and to corresponding electronic devices.

Abstract: The invention relates to specific benzodioxepin-3-one compounds, to a process for the preparation thereof and to the use thereof as dyes or as fluorescent emitters for organic electroluminescent devices (OLEDs) or for organic light-emitting electrochemical cells (OLECs), and to corresponding electronic devices.

Abstract: The invention relates to specific dye-ascorbic acid derivatives and the use thereof as dyes for the coloring of matrices, such as, for example, skin, hair, nails or textiles, and a process for the preparation thereof, a process for the coloring of matrices, and a composition comprising these dye-ascorbic acid derivatives, and a process for the preparation of these compositions. On use of the specific dye-ascorbic acid derivatives according to the invention, a positive effect on the moisture content of the matrices arises.

Abstract: The invention relates to specific cinnamic acid ascorbates and to the use thereof as UV filters which bond to the skin, and to a process for the preparation thereof, and to preparations comprising these compounds.

Abstract: The invention relates to specific 1,3-dioxan-5-one compounds, to a process for the preparation thereof, and to the use thereof as dyes or as fluorescent emitters for organic electroluminescent devices (OLEDs) or for organic light-emitting electrochemical cells (OLECs), and to corresponding electronic devices.

Abstract: The present invention relates to the use of dihydroxyacetone monoethers as self-tanning substance, to preparations comprising dihydroxyacetone monoethers, and to certain dihydroxyacetone monoethers and to a process for the preparation thereof.

Abstract: The invention relates to specific dye-ascorbic acid derivatives and the use thereof as dyes for the colouring of matrices, such as, for example, skin, hair, nails or textiles, and a process for the preparation thereof, a process for the colouring of matrices, and a composition comprising these dye-ascorbic acid derivatives, and a process for the preparation of these compositions. On use of the specific dye-ascorbic acid derivatives according to the invention, a positive effect on the moisture content of the matrices arises.

Abstract: The invention relates to specific cinnamic acid ascorbates and to the use thereof as UV filters which bond to the skin, and to a process for the preparation thereof, and to preparations comprising these compounds.

Abstract: The invention relates to compounds of formula (I) wherein R1, R2, R3, R4 have the meaning cited in the claims, to methods for the production thereof, to agents containing said compounds and to their use for the functionalisation of matrices, in particular their use as skin and/or hair-binding UV filters.

Abstract: The invention relates to compounds of formula (I), wherein R1, R2, R3, R4 have the meaning cited in the claims, to methods for the production thereof, agents containing said compounds and to their use for the functionalisation of matrices, in particular their use as skin and/or hair-binding UV filters.

Abstract: The invention relates to the use of at least one ascorbic acid derivative for the functionalisation of matrices, and to specific ascorbic acid derivatives and processes for the preparation thereof.

Abstract: The invention relates to a method for enhancing the tanning action of at least one self-tanner substance by reducing or eliminating the presence of oxygen.