Abstract: Chiral disulfonimides having the formula I to III, wherein at least one of the groups A and B in the compound of formula I, C and D of the compound in formula II, and E and F of the compound in formula III is a chiral group, or E and F together form a chiral backbone, X is C, Si, O, N or S, and n is 0, 1, 2, 3, 4, 5 or 6, where n is >1 only if X is C, and G is as defined herein, and to the organic salts, metal salts and metal complexes thereof, are suited as NMR shift reagents and as reagents for racemate splitting, and also as chiral Brønsted acid catalysts or chiral Lewis acid catalysts for activating ketones, aldehydes and alkenes, and also as catalysts in the organic synthesis.

Abstract: A data system includes an article such as footwear, model car or toy, an electronic module carried by said article, the electronic module having a microprocessor and a data storage device to which the user can selectively store and retrieve data, a data input to the electronic module configured for the user to input and store data on the data storage device, a controller in electronic communication with the electronic module for controlling data output, and an audio output device in electronic communication with the electronic module for receiving data output from the electronic module.

Abstract: A data system includes an article such as footwear, model car or toy, an electronic module carried by said article, the electronic module having a microprocessor and a data storage device to which the user can selectively store and retrieve data, a data input to the electronic module configured for the user to input and store data on the data storage device, a controller in electronic communication with the electronic module for controlling data output, and an audio output device in electronic communication with the electronic module for receiving data output from the electronic module.

Abstract: Chiral disulfonimides having the formula I to III, wherein at least one of the groups A and B in the compound of formula I, C and D of the compound in formula II, and E and F of the compound in formula III is a chiral group, or E and F together form a chiral backbone, X is C, Si, O, N or S, and n is 0, 1, 2, 3, 4, 5 or 6, where n is >1 only if X is C, and G is as defined herein, and to the organic salts, metal salts and metal complexes thereof, are suited as NMR shift reagents and as reagents for racemate splitting, and also as chiral Brønsted acid catalysts or chiral Lewis acid catalysts for activating ketones, aldehydes and alkenes, and also as catalysts in the organic synthesis.

Abstract: A data system includes an article such as footwear, model car or toy, an electronic module carried by said article, the electronic module having a microprocessor and a data storage device to which the user can selectively store and retrieve data, a data input to the electronic module configured for the user to input and store data on the data storage device, a controller in electronic communication with the electronic module for controlling data output, and an audio output device in electronic communication with the electronic module for receiving data output from the electronic module.