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94994-62-4

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94994-62-4 Usage

Chemical Properties

off-white powder

Uses

2-Bromo-9-phenyl-9H-carbazole is used as a reactant for the preparation of OLED screens and electronic devices.

Check Digit Verification of cas no

The CAS Registry Mumber 94994-62-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,9,9 and 4 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 94994-62:
(7*9)+(6*4)+(5*9)+(4*9)+(3*4)+(2*6)+(1*2)=194
194 % 10 = 4
So 94994-62-4 is a valid CAS Registry Number.

94994-62-4SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-Brom-xanthen-9-on

1.2 Other means of identification

Product number -
Other names 4-bromoxanthone

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:94994-62-4 SDS

94994-62-4Relevant articles and documents

Organic compound, and organic electroluminescent device and electronic device using the same

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Paragraph 0129-0131; 0132; 0136, (2021/11/10)

The present invention relates to an organic compound and an organic electroluminescent device and an electronic device using the same, wherein the organic compound has a structure formed by combining an indole carbazole-based planar conjugated group in a fused manner and a dibenzofuran substituted with an aryl group. The structure has higher hole mobility and higher energy transfer efficiency, and is suitable for being used as a light-emitting host material in an organic electroluminescent device. When the organic compound is used as a light emitting host material in an organic electroluminescent device, the light emitting efficiency and the service life of the device can be effectively improved, and the working voltage is reduced.

Donor-receptor type stable thermal activation delayed fluorescence material designed based on rigid molecular structure

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Paragraph 0249; 0255, (2021/07/24)

The invention relates to a donor-receptor type stable thermal activation delayed fluorescence material designed based on a rigid molecular structure. A series of novel donor-receptor type TADF-activated emitters have been designed for the development of stable OLEDs with enhanced operational stability and improved color purity. These materials are useful in panchromatic display and lighting applications.

Method for synthesizing N-aryl carbazole compound by catalyzing reaction of carbazole with aryl hydrazine by using transition metal

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Paragraph 0073-0076; 0100, (2020/12/14)

The invention relates to a method for synthesizing an N-aryl carbazole compound by catalyzing reaction of carbazole with aryl hydrazine through transition metal. According to the method, a transitionmetal salt is used as a catalyst, a carbazole compound and an aryl hydrazine compound are used as reaction substrates, the reaction substrates and an alkali compound are added into a solvent for a reaction for a certain period of time to obtain a reaction solution, and the reaction solution is separated and purified to obtain the N-aryl carbazole compound. According to the method, low-boiling-point acetonitrile is used as a reaction solvent, so post-reaction treatment is easy to carry out; oxygen in the air serves as an oxidizing agent, so reaction conditions are environmentally friendly and safe, cost is low, and excessive oxidation is avoided; an aryl hydrazine compound is used as an arylation reagent, and reaction byproducts only comprise water and nitrogen, so the method is environment-friendly and pollution-free; the transition metal salt is used as the catalyst, the activity of the transition metal salt is high, the use of equivalent noble metals is avoided, and synthesis cost isreduced; and generally speaking, the synthesis method is friendly to environment, simple in process, good in reaction selectivity and high in yield, and has a relatively strong industrial applicationprospect.

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