On November 14, 2017, Huang, Jinhai; Su, Jianhua published a patent.Computed Properties of 1268137-13-8 The title of the patent was Spirocarbazole organic electroluminescent compound, its preparation and application in organic electroluminescent device. And the patent contained the following:
The invention relates to spirocarbazole organic electroluminescent compound of formula I, its preparation and application in organic electroluminescent device. Compounds I, wherein X is N, O, S, etc.; Y is N, O, S, etc.; R1 to R9 are independently H, C1-12 alkyl, (un)substituted C6-30 aryl, etc.; A is single bond or no exist; are claimed. The organic electroluminescent device comprises an anode, a cathode and an organic layer. The organic layer comprises one or more of luminescent layer, hole injection layer, hole transport layer, hole barrier layer, electron injection layer and electron transport layer. The organic electroluminescent device has advantages of good electroluminescence efficiency, excellent color purity and long service life. The experimental process involved the reaction of 7-Bromo-2-phenylbenzo[d]oxazole(cas: 1268137-13-8).Computed Properties of 1268137-13-8
The Article related to spirocarbazole preparation application organic electroluminescent device oled, Heterocyclic Compounds (One Hetero Atom): Indoles, Indolizines, Carbazoles, and Other Arenopyrroles and other aspects.Computed Properties of 1268137-13-8
Referemce:
Benzoxazole – Wikipedia,
Benzoxazole | C7H5NO – PubChem