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916747-51-8

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916747-51-8 Usage

Structure

Substituted benzene derivative with a bromo (Br) and an iodo (I) group attached to the 1 and 2 positions, respectively, and a tert-butyl (C4H9) group at the 4 position.

Usage

Organic synthesis reagent for introducing bromo and iodo functional groups into other organic molecules; building block in the synthesis of various pharmaceuticals and agrochemicals.

Value

Valuable tool in chemical research and development due to its unique reactivity and potential applications in the synthesis of complex organic molecules.

Check Digit Verification of cas no

The CAS Registry Mumber 916747-51-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,6,7,4 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 916747-51:
(8*9)+(7*1)+(6*6)+(5*7)+(4*4)+(3*7)+(2*5)+(1*1)=198
198 % 10 = 8
So 916747-51-8 is a valid CAS Registry Number.

916747-51-8Relevant articles and documents

Diarylamines with the Neighboring Pyridyl Group: Synthesis and Modulation of the Amine Functionality via Intramolecular H-Bonding

Grishin, Yuri K.,Klimchuk, Ivan A.,Levitskiy, Oleg A.,Magdesieva, Tatiana V.,Roznyatovsky, Vitaly A.,Tarasevich, Boris N.

, (2021/12/09)

New pyridyl-containing diarylamines were obtained via Cuassisted reductive amination of the ortho-2-pyridylarylboronic acids. Comparative analysis of the spectral and electrochemical data obtained for new diarylamines and their pyridyl-free counterparts revealed the intramolecular H-bond (IMHB) formation which significantly influences the properties of the amino group. The electron density at the N atom of the amino group is increased due to partial weakening of the N-H bond, although the BDE and activation energy for the H-atom abstraction is increased due to the chelating effect of two N atoms. The orthopyridyl-containing diarylamines are more prone to be oxidized as compared to their pyridyl-free counterparts; the shift in the oxidation potential values correlates with the strength of the intramolecular Hbonding which can be tuned by inserting substituents in the pyridyl or phenyl rings. The IMHB is reserved even in polar solvents having a significant H-acceptor ability (such as DMSO) but can be destroyed in methanol, testifying in favor of the dynamic nature of the H-bonding.

Synthesis of ladder-type graphene ribbon oligomers from pyrene units

Liu, Feng,Shen, Xiaoxiao,Wu, Yonggang,Bai, Libin,Zhao, Hongchi,Ba, Xinwu

supporting information, p. 4157 - 4161 (2016/08/24)

A series of ladder-type graphene ribbon oligomers have been synthesized through DDQ/acid-mediated oxidative cyclization. The oligomers present a bright blue light emission, and the new oligomers were clearly characterized by NMR and MALDI-TOF.

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