1313014-17-3

Upstream product

• 446273-59-2 4-bromo-6-chloro-3-pyridazineamine 
• 70-11-1 α-bromoacetophenone 

Downstream Products

• 1313014-16-2 6-Chloro-8-morpholin-4-yl-2-phenyl-imidazo[1,2-b]pyridazine 
• 1313014-18-4 (8-morpholin-4-yl-2-phenyl-imidazo[1,2-b]pyridazin-6-yl)-hydrazine 
• 1313013-74-9 N-(3-methyl-benzylidene)-N'-(8-morpholin-4-yl-2-phenyl-imidazo[1,2-b]pyridazin-6-yl)-hydrazine 
• 1313013-75-0 N-(1H-indol-3-yl-methylidene)-N'-(8-morpholin-4-yl-2-phenyl-imidazo[1,2-b]pyridazin-6-yl)-hydrazine 

Relevant academic research and scientific papers

Organic electroluminescence compound based on imidazole and pyridazine as well as application and organic electroluminescence device thereof

The invention provides an organic electroluminescence compound based on imidazole and pyridazine. The organic electroluminescence compound has the following structure as shown in the description. Thecompound has relatively good heat stability, high luminescence efficiency and high luminescence purity and can be applied to the organic electroluminescence devices, organic solar cells, organic thin-film transistors or organic photoreceptors. The invention also provides an organic electroluminescence device. The device comprises an anode, a cathode and an organic layer, wherein the organic layercomprises at least one luminescence layer, a hole injection layer, a hole transport layer, a hole barrier layer, an electron injection layer and an electron transport layer, and at least one layer ofthe organic layers comprises the compound of the structural formula I. The organic electroluminescence device produced by adopting the organic electroluminescence compound has the advantages of good electroluminescence efficiency, excellent color purity and long service life.

Nitrogen heterocyclic compound, application thereof and OLED (organic light-emitting device)

The invention provides a nitrogen heterocyclic compound with a structural formula shown in the description. The nitrogen heterocyclic compound has better heat stability, high light-emitting efficiencyand high light-emitting purity and can be applied to the fields of OLEDs (organic light-emitting devices), organic solar cells, organic thin film transistors or organic light sensors. The invention also provides an OLED. The OLED comprises an anode, a cathode and organic layers, wherein the organic layers comprise at least one of a light-emitting layer, a hole injection layer, a hole transmissionlayer, a hole barrier layer, an electron injection layer and an electron transmission layer. At least one of the organic layers contains the heterocyclic compound shown in a structural formula I. TheOLED prepared from the nitrogen heterocyclic compound has the advantages of good electroluminescence efficiency, excellent color purity and long service life.

IMIDAZOPYRIDAZINE COMPOUNDS

By searching various compounds having an inhibiting activity against IL-12/IL-23 production, the present invention provides a pharmaceutical composition or a therapeutic or preventive agent for diseases related to IL-12/IL-23 excessive production each of which comprises the compound(s) of the present invention. More specifically, the present invention provides an imidazopyridazine compound having an inhibiting activity against IL-12/IL-23 production or pharmaceutically acceptable salts thereof; and a useful pharmaceutical composition or a useful therapeutic or preventive agent for diseases related to IL-12/IL-23 excessive production each of which comprises said compound or pharmaceutically acceptable salts thereof.