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1031443-53-4

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1031443-53-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1031443-53-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,1,4,4 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1031443-53:
(9*1)+(8*0)+(7*3)+(6*1)+(5*4)+(4*4)+(3*3)+(2*5)+(1*3)=94
94 % 10 = 4
So 1031443-53-4 is a valid CAS Registry Number.

1031443-53-4Relevant articles and documents

Effect of Substituents on the Photophysical Properties and Bioimaging Application of BODIPY Derivatives with Triphenylamine Substituents

Bui, Hoa Thi,Mai, Duy Khuong,Kim, Boram,Choi, Kyong-Hoon,Park, Bong Joo,Kim, Ho-Joong,Cho, Sung

, p. 5601 - 5607 (2019)

We investigated the intramolecular charge transfer characteristics in the S1 state of boron-dipyrromethene (BODIPY) derivatives with triphenylamine (TPA) substituents, depending on the substituted position and the number of substituents. Based on the spectroscopic and theoretical results, the β-substitution of TPA on BODIPY hybridizes locally excited and intramolecular charge transfer characteristics in the S1 state because of strong coupling between the highest occupied molecular orbitals of BODIPY and TPA moieties, and consequently, the BODIPY derivatives with β-substituted TPAs exhibit strong red-color fluorescence around 640 nm in nonpolar and moderately polar solvents. The TPA substituent with propeller-like nonplanar geometry could prevent H-type aggregation between neighboring BODIPY derivative units and induce aggregation-induced emission enhancement (AIEE) characteristics of the BODIPY derivatives with TPA substituents, which are helpful to maintain their emission efficiencies under highly concentrated and condensed conditions. Since the red-color emission and AIEE property of the BODIPY derivatives with β-substituted TPAs are promising characteristics for a bioimaging application, we applied these derivatives to L-929 fibroblast cells for cellular imaging. The BODIPY derivative with a single β-substituted TPA (compound 2) was effectively loaded into porous silica nanoparticles (SNPs). Consequently, we achieved good cellular uptake of 2-SNPs and good cellular imaging, which further confirmed the bioimaging ability of 2-SNPs.

Tailoring the properties of boron-dipyrromethene dyes with acetylenic functions at the 2,6,8 and 4-B substitution positions

Bonardi, Laure,Ulrich, Gilles,Ziessel, Raymond

supporting information; experimental part, p. 2183 - 2186 (2009/06/18)

(Chemical Equation Presented) Substitution of F-Bodipy with alkynylaryl residues at boron, at the pyrrolic core or at the meso position, provides unique tri-, tetra-, and pentasubstituted dyes. Substitution at the (pyrrolic) 2,6-positions provides substan

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