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38147-72-7

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38147-72-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38147-72-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,1,4 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 38147-72:
(7*3)+(6*8)+(5*1)+(4*4)+(3*7)+(2*7)+(1*2)=127
127 % 10 = 7
So 38147-72-7 is a valid CAS Registry Number.

38147-72-7Downstream Products

38147-72-7Relevant articles and documents

Nickel-catalyzed oxidative C-H/N-H annulation of N-heteroaromatic compounds with alkynes

Obata, Atsushi,Sasagawa, Akane,Yamazaki, Ken,Ano, Yusuke,Chatani, Naoto

, p. 3242 - 3248 (2019/03/21)

The reaction of N-heteroaromatic compounds, such as 2-aryl-pyrrole, benzimidazole, imidazole, indole, and pyrazole derivatives, with alkynes in the presence of a catalytic amount of a nickel complex results in C-H/N-H oxidative annulation. The reaction shows a high functional group compatibility. While both Ni(0) and Ni(ii) complexes show a high catalytic activity, Ni(0) is proposed as a key catalytic species in the main catalytic cycle. In the case of the Ni(ii) system, the presence of a catalytic amount of a strong base, such as KOBut, is required for the reaction to proceed. In sharp contrast, a base is not required in the case of the Ni(0) system. The proposed mechanism is supported by DFT studies.

Metal complexes

-

Page/Page column 100; 101, (2016/10/10)

The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these metal complexes.

Fluorescent naphthyl- and anthrylazoles from the catalytic coupling of phenylazoles with internal alkynes through the cleavage of multiple C-H bonds

Umeda, Nobuyoshi,Tsurugi, Hayato,Satoh, Tetsuya,Miura, Masahiro

supporting information; experimental part, p. 4019 - 4022 (2009/02/08)

(Chemical Equation Presented) Bright light rings: The direct coupling of phenylazoles with an internal alkyne proceeds efficiently in the presence of a rhodium catalyst and a copper oxidant to selectively give either the 1-naphthyl- or 1-anthrylazole derivatives through the cleavage of multiple C-H bonds (see scheme; 1-naphthylazole derivative not shown). Some of the products exhibit intense fluorescence in the solid state.

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