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7H-Benzo[c]carbazole is a chemical compound belonging to the carbazole class of organic compounds. It features a three-ring system with two benzene rings fused to a pyrrole ring, characterized by its planar geometry and aromaticity. As a polycyclic aromatic hydrocarbon, it consists of multiple interconnected aromatic rings and is commonly utilized in organic chemistry for synthesizing complex structures, such as dyes and drugs. However, it is also recognized as a potential health hazard due to its carcinogenic properties.

205-25-4

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205-25-4 Usage

Uses

Used in Organic Chemistry:
7H-Benzo[c]carbazole is used as a building block in organic chemistry for synthesizing more complex structures. Its unique planar geometry and aromaticity make it a valuable component in the creation of various dyes and pharmaceutical compounds.
Used in Dye Synthesis:
In the dye industry, 7H-Benzo[c]carbazole is used as a precursor for the synthesis of specific types of dyes. Its aromatic properties contribute to the color and stability of the dyes produced.
Used in Drug Development:
7H-Benzo[c]carbazole is employed as a starting material in the development of certain drugs. Its chemical structure allows for the formation of new compounds with potential therapeutic applications.
However, it is important to note that due to its potential carcinogenic properties, the use of 7H-Benzo[c]carbazole in various applications must be carefully managed and controlled to minimize health risks.

Check Digit Verification of cas no

The CAS Registry Mumber 205-25-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,0 and 5 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 205-25:
(5*2)+(4*0)+(3*5)+(2*2)+(1*5)=34
34 % 10 = 4
So 205-25-4 is a valid CAS Registry Number.
InChI:InChI=1/C16H11N/c1-2-6-12-11(5-1)9-10-15-16(12)13-7-3-4-8-14(13)17-15/h1-10,17H

205-25-4SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name 7H-BENZO[C]CARBAZOLE

1.2 Other means of identification

Product number -
Other names 3.4-Benzo-carbazol

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:205-25-4 SDS

205-25-4Relevant academic research and scientific papers

A design strategy of bipolar host materials for more than 30 times extended lifetime in phosphorescent organic light-emitting diodes using benzocarbazole and quinazoline

Kim, Sung Moo,Yun, Ju Hui,Han, Si Hyun,Lee, Jun Yeob

, p. 9072 - 9079 (2017)

Stable host materials based on benzocarbazole and quinazoline were synthesized to establish a design strategy of bipolar hosts for elongated lifetime in orange phosphorescent organic light-emitting diodes (PHOLEDs). Three host materials with benzocarbazole and quinazoline connected directly or through a phenyl linker were compared in terms of the device lifetime of the orange PHOLEDs. The connection between benzocarbazole and quinazoline through a phenyl linker was an effective way of improving the lifetime of the red PHOLEDs by more than twice and the molecular orbital distribution of the hosts was well correlated with the lifetime of the PHOLEDs. In particular, the lifetime of the PHOLEDs was extended by more than 30 times compared to a conventional PHOLED with a common CBP host.

Synthesis of non-C2symmetrical NOBIN-type biaryls through a cascade N -arylation and [3,3]-sigmatropic rearrangement from O -arylhydroxylamines and diaryliodonium salts

Gao, Hongyin,Liu, Fengting,Lu, Haifeng,Qu, Jiatong,Wang, Min

supporting information, p. 7246 - 7251 (2021/08/30)

We developed herein a regioselective construction of non-C2 symmetrical NOBIN-type biaryls through a cascade N-arylation and [3,3]-sigmatropic rearrangement from O-arylhydroxylamines and diaryliodonium salts under mild conditions. The employment of copper salt could inhibit the further O-arylation of the newly formed biaryl products, otherwise, O-arylated NOBIN-type products were furnished in moderate to good isolated yields. The products of this protocol can be further converted into highly valuable functional molecules and heterocycles.

Visible-light-driven Cadogan reaction

Qu, Zhonghua,Wang, Pu,Chen, Xing,Deng, Guo-Jun,Huang, Huawen

, p. 2582 - 2586 (2021/03/09)

Visible-light-driven photochemical Cadogan-type cyclization has been discovered. The organic D-A type photosensitizer 4CzIPN found to be an efficient mediator to transfer energy from photons to the transient intermediate that breaks the barriers of deoxygenation in Cadogan reaction and enables a mild metal-free access to carbazoles and related heterocycles. DFT calculation results indicate mildly endergonic formation of the intermediate complex of nitrobiarenes and PPh3, which corresponds with experimental findings regarding reaction temperature. The robust synthetic capacity of the photoredox Cadogan reaction systems has been demonstrated by the viable productivity of a broad range of carbazoles and related N-heterocycles with good tolerance of various functionalities.

COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND A ELECTRONIC DEVICE THEREOF

-

Paragraph 0134; 0148-0152, (2020/05/30)

The present invention relates to a novel compound, an organic electric element using the same, and an electronic device thereof. According to the present invention, a luminous efficiency, a color purity and a lifespan of the element can be improved and a driving voltage can be lowered. The organic electric element comprises: an anode; a cathode; and an organic material layer formed between the anode and the cathode.

An electroluminescen compound and an electroluminescent device comprising the same

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Paragraph 0634; 0647-0650; 0655-0658, (2021/02/02)

The present invention relates to an organic light-emitting compound represented by chemical formula 1. An organic electroluminescent device comprising the organic light-emitting compound in the present invention has excellent power efficiency, light-emitting efficiency, and long life cycle because the present invention can be operated by a lower driving-voltage in comparison with a device comprising conventional phosphorescent host materials.

COMPOUND FOR ORGANIC ELECTRIC ELEMENT AND ORGANIC ELECTRIC DEVICE COMPRISING THE SAME

-

Paragraph 0363-0365; 0368-0369; 0385-0387; 0390-0391, (2020/11/28)

The present invention relates to a compound for an organic electronic element and an organic electronic element using the same. To the present invention, an organic electronic element having high luminous efficiency, low driving voltage, and high heat resistance can be provided and the color purity and lifetime of the organic electronic element can be improved. (by machine translation)

COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF

-

, (2020/08/28)

The present invention relates to a device for emitting light. Provided are a novel mixture capable of improving stability and longevity, an organic electronic element using the same, and an electronic device thereof. (by machine translation)

COMPOUND FOR ORGANIC ELECTRONIC ELEMENT, ORGANIC ELECTRONIC ELEMENT USING THE SAME, AND AN ELECTRONIC DEVICE THEREOF

-

, (2020/05/26)

The present invention provides: a novel mixture capable of improving luminous efficiency, stability, and lifespan of an element; an organic electronic element which uses the same; and an electronic device thereof. By using the mixture according to the present invention as a phosphorescent host material, it is possible to achieve high luminous efficiency and low driving voltage of the organic electronic element, and also significantly improve a lifespan of the element.(110) Substrate(120) Anode(130) Hole injection layer(140) Hole transport layer(141) Buffer layer(150) Light emitting auxiliary layer(151) Light emitting layer(160) Electron transport layer(170) Electron injection layer(180) CathodeCOPYRIGHT KIPO 2020

Preparation method of carbazole ring-containing compound

-

Paragraph 0079-0082, (2020/05/02)

The invention provides a preparation method of a carbazole ring-containing compound, comprising the following step: a compound shown as a formula I-1 is subjected to a reaction in an organic solvent in the presence of metal and/or metal salt by using triphenylphosphine as a reducing agent to generate a compound shown as the formula I. In the invention, the carbazole ring compound is prepared by taking triphenylphosphine as a reducing agent and utilizing a nitro compound to react under the cooperation of the co-reducing agent, so that the dosage of triphenylphosphine is reduced, the generationamount of dangerous solid wastes is reduced, the post-treatment is easy, and the reaction temperature can be greatly reduced and the reaction time can be greatly shortened while high product yield isensured.

ORGANIC COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME

-

, (2020/08/12)

The present invention discloses an organic compound represented by the following formula (1) and an organic electroluminescence device using the organic compound as the phosphorescent host material, the fluorescent host material, or the fluorescent dopant material. The organic compound may increase a current efficiency or half-life of the organic electroluminescence device. The same definition as described in the present invention.

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