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30068-53-2

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30068-53-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30068-53-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,0,6 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 30068-53:
(7*3)+(6*0)+(5*0)+(4*6)+(3*8)+(2*5)+(1*3)=82
82 % 10 = 2
So 30068-53-2 is a valid CAS Registry Number.

30068-53-2Downstream Products

30068-53-2Relevant articles and documents

LIGHT-EMITTING MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE, ORGANIC ELECTROLUMINESCENT DEVICE USING SAME, AND MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE

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Paragraph 0207-0211, (2021/01/28)

Disclosed are a fused compound having excellent emission wavelength control and luminous efficiency, a method for manufacturing the same, and an organic electronic device including the fused compound. Symmetric, asymmetric, and planar structures of the pr

A Heteroarylamine Library: Indium-Catalyzed Nucleophilic Aromatic Substitution of Alkoxyheteroarenes with Amines

Yonekura, Kyohei,Yoshimura, Yasuhiro,Akehi, Mizuri,Tsuchimoto, Teruhisa

, p. 1159 - 1181 (2018/02/06)

Under indium Lewis acid catalysis, electron-rich five-membered heteroaryl electrophiles fused with/without a benzene ring were found to couple with amines to produce heteroarylamines with broad structural diversity. The heteroarylamine formation proceeds through the cleavage of a heteroaryl?OMe bond by the nucleophilic attack of the amine based on the nucleophilic aromatic substitution (SNAr) reaction. In contrast to the corresponding traditional SNAr amination, the present SNAr-based heteroaryl amination can be performed without relying on both heteroaryl electrophiles with electron-withdrawing groups and nucleophilicity-enhanced metal amides. High compatibility towards the functional groups such as NO2, Br, I, CF3, CN, CO2Et, pyridyl, thiazolyl, C=C, and OH groups was observed, thus showing the practicality and reliability of this method. Mechanistic studies indicated that a carbon?indium bond is likely to be formed on the heteroaryl ring during the process. (Figure presented.).

Bromination and Chlorination of Pyrrole and Some Reactive 1-Substituted Pyrroles

Gilow, H. M.,Burton, D. Edward

, p. 2221 - 2225 (2007/10/02)

Monobromination of pyrrole and 1-methyl-, 1-benzyl-, and 1-phenylpyrrole with 1 mol of N-bromosuccinimide in tetrahydrofuran results in the regiospecific formation of the 2-bromopyrroles.A little disubstitution is observed.Similarly, brominations with 2, 3, or 4 mol of NBS form primarily the di-, tri-, and tetrabromopyrroles, respectively.The thermodynamically more stable 3-bromopyrroles are the major monobrominated products observed when bromine is used as the brominating agent due to isomerization of the 2-bromopyrroles with hydrogen bromide.These reaction mixtures are further complicated because of disproportionation reactions.Chlorination with N-chlorosuccinimide gave results similar to those for the bromination with NBS, but the reaction is not as selective.

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