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24341-81-9

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24341-81-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 24341-81-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,3,4 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 24341-81:
(7*2)+(6*4)+(5*3)+(4*4)+(3*1)+(2*8)+(1*1)=89
89 % 10 = 9
So 24341-81-9 is a valid CAS Registry Number.

24341-81-9Relevant articles and documents

Solution-state 15N NMR and solid-state single-crystal XRD study of heterosubstituted diazaboroles and borinines prepared via an effective and simple microwave-assisted solvent-free synthesis

Slabber, Cathryn A.,Grimmer, Craig D.,Robinson, Ross S.

, p. 122 - 128 (2013)

A quick and simple, solvent-free synthesis of nitrogen-basedboroles and borinines derived from 1,2-diaminobenzene and 1,8-diaminonaphthalene is reported and compared with the traditional synthetic method. Characterization by 15N NMR spectroscop

Diazaboryl-naphthyl-ketone: A New Scaffold with Bright Fluorescence, Aggregation-Induced Emission, and Application in the Quantitation of Trace Boronic Acids in Drug Intermediates

Hackney, Hannah E.,Paladino, Marco,Fu, Hao,Hall, Dennis G.

, p. 14324 - 14329 (2020)

This study describes the synthesis, structure, and photophysical properties of a new luminescent polyaromatic boronic acid scaffold, diazaboryl-naphthyl-ketones (DNKs). These stable compounds display extremely bright fluorescence, aggregation-induced emis

Transition metal-free B(dan)-installing reaction (dan: naphthalene-1,8-diaminato): H-B(dan) as a B(dan) electrophile

Li, Jialun,Seki, Michinari,Kamio, Shintaro,Yoshida, Hiroto

supporting information, p. 6388 - 6391 (2020/06/21)

H-B(dan) was demonstrated to serve as a B(dan) electrophile, despite its highly diminished boron-Lewis acidity, leading to direct and transition metal-free approach to R-B(dan) of high synthetic utility upon treatment with Grignard reagents. Iterative cross-coupling of 5-bromo-2-pyridyl-B(dan), synthesized by the present method, was also achieved.

Bench-Stable Sulfoxide-Based Boronates: Preparation and Application in a Tandem Suzuki Reaction

?ubiňák, Marek,Eigner, Václav,Tobrman, Tomá?

supporting information, p. 4604 - 4614 (2018/10/31)

A set of novel aromatic and heteroaromatic bench-stable sulfoxide-based boronates was prepared. The structure of the boronates was established by means of X-ray crystallography, and the prepared boronates were successively used in Suzuki cross-coupling reactions under different conditions. We also developed a tandem Suzuki reaction so that a base is generated during the nucleophilic addition of Grignard reagents to 4-bromobenzaldehyde. The formed intermediates were smoothly coupled with the prepared boronates and the boronic acids under external base-free conditions. (Figure presented.).

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