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721-47-1

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721-47-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 721-47-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,2 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 721-47:
(5*7)+(4*2)+(3*1)+(2*4)+(1*7)=61
61 % 10 = 1
So 721-47-1 is a valid CAS Registry Number.

721-47-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name N-(2-Aminophenyl)benzamide

1.2 Other means of identification

Product number -
Other names N-benzoyl-o-phenylenediamine

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:721-47-1 SDS

721-47-1Relevant articles and documents

Effect of a rigid sulfonamide bond on molecular folding: A case study

Suhonen, Aku,Morgan, Ian S.,Nauha, Elisa,Helttunen, Kaisa,Tuononen, Heikki M.,Nissinen, Maija

, p. 2602 - 2608 (2015)

A disulfonamide compound with bulky aromatic side chains was prepared, and its properties as a potential building block for foldamers were evaluated. Two different solvate crystal forms of the compound were identified and compared to the structures of an

Insight into Fundamental Rules of Phenylenediamines Selective Monoacylation by the Comparisons of Kinetic Characteristics in Microreactor

Xu, Qilin,Liu, Ji Ming,Yao, Hongmiao,Zhao, Jinyang,Wang, Zhikuo,Liu, Junli,Zhou, Jiadi,Yu, Zhiqun,Su, Weike

supporting information, p. 1336 - 1344 (2021/08/06)

In this paper, the kinetics of acylation reaction of o-phenylenediamine/p-phenylenediamine and benzoic anhydride were determined in microreactors, respectively. A kinetic model was established, all kinetic parameters including reaction orders, reaction rate constants, pre-exponential factors, and activation energies were acquired. Validation experiments showed experimental data fit well with calculated data at different reactant concentrations and residence times. The comparisons of the reaction rate constants and activation energies were summarized to show the difference of chemical reactivities of phenylenediamines. According to the calculation of the kinetic model, the optimized reaction conditions were listed to meet the monoacylation selectivity equal to 97.0%.

[Re(η6-C6H5-benzimidazole)2]+ and Derivatives as Dye Mimics; Synthesis, UV Absorption Studies and DFT Calculations

Gotzmann, Carla,Blacque, Olivier,Fox, Thomas,Alberto, Roger

supporting information, p. 2493 - 2498 (2021/06/01)

Functionalizations of highly oxidation and hydrolysis stable mono-cationic rhenium bis-arene complexes [Re(η6-C6H6)2]+ are of great interest. We directly built up structural features of the well-known Hoechst Dye on the coordinated arenes as a model for prospective DNA minor groove binding studies. Extensions of the aromatic bis-arene unit with functionalized and derivatized benzimidazole moieties resulted in a deep orange colour of the complexes, showing UV/Vis absorption spectra with multiple transition maxima. These have been assigned with support of DFT calculations to gain information about their charge transfer natures. The different transitions of the complexes, which are either intra-ligand, ligand-to-ligand or metal-to-ligand charge transitions, were additionally compared and discussed with the spectra of the corresponding free ligands.

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