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(4-bromo-3,5-dimethylphenoxy)(tert-butyl)-di-methylsilane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

149228-92-2

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149228-92-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149228-92-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,2,2 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 149228-92:
(8*1)+(7*4)+(6*9)+(5*2)+(4*2)+(3*8)+(2*9)+(1*2)=152
152 % 10 = 2
So 149228-92-2 is a valid CAS Registry Number.

149228-92-2Downstream Products

149228-92-2Relevant academic research and scientific papers

BN-Patterning of Metallic Substrates through Metal Coordination of Decoupled Borazines

Schwarz, Martin,Garnica, Manuela,Fasano, Francesco,Demitri, Nicola,Bonifazi, Davide,Auw?rter, Willi

, p. 9565 - 9571 (2018)

We report on the synthesis of pyridine-terminated borazine derivatives, their molecular self-assembly as well as the electronic properties investigated on silver and copper surfaces by means of scanning tunneling microscopy and X-ray photoelectron spectro

Photoactive Boron-Nitrogen-Carbon Hybrids: From Azo-borazines to Polymeric Materials

Oubaha, Hamid,Demitri, Nicola,Rault-Berthelot, Jo?lle,Dubois, Philippe,Coulembier, Olivier,Bonifazi, Davide

, p. 9101 - 9116 (2019/08/12)

In this paper, we describe synthetic routes for preparing a novel switchable BNC-based chromophore, composed of a borazine core peripherally functionalized with azobenzene moieties. Capitalizing on the Pd-catalyzed Suzuki cross-coupling reaction between a

Borazino-Doped Polyphenylenes

Marinelli, Davide,Fasano, Francesco,Najjari, Btissam,Demitri, Nicola,Bonifazi, Davide

supporting information, p. 5503 - 5519 (2017/04/27)

The divergent synthesis of two series of borazino-doped polyphenylenes, in which one or more aryl units are replaced by borazine rings, is reported for the first time, taking advantage of the decarbonylative [4 + 2] Diels-Alder cycloaddition reaction between ethynyl and tetraphenylcyclopentadienone derivatives. Because of the possibility of functionalizing the borazine core with different groups on the aryl substituents at the N and B atoms of the borazino core, we have prepared borazino-doped polyphenylenes featuring different doping dosages and orientations. To achieve this, two molecular modules were prepared: a core and a branching unit. Depending on the chemical natures of the central aromatic module and the reactive group, each covalent combination of the modules yields one exclusive doping pattern. By means of this approach, three- and hexa-branched hybrid polyphenylenes featuring controlled orientations and dosages of the doping B3N3 rings have been prepared. Detailed photophysical investigations showed that as the doping dosage is increased, the strong luminescent signal is progressively reduced. This suggests that the presence of the B3N3 rings engages additional deactivation pathways, possibly involving excited states with an increasing charge-separated character that are restricted in the full-carbon analogues. Notably, a strong effect of the orientational doping on the fluorescence quantum yield was observed for those hybrid polyphenylene structures featuring low doping dosages. Finally, we showed that Cu-catalyzed 1,3-dipolar cycloaddition is also chemically compatible with the BN core, further endorsing the inorganic benzene as a versatile aromatic scaffold for engineering of molecular materials with tailored and exploitable optoelectronic properties.

Hydrogen peroxide activated quinone methide precursors with enhanced DNA cross-linking capability and cytotoxicity towards cancer cells

Wang, Yibin,Fan, Heli,Balakrishnan, Kumudha,Lin, Zechao,Cao, Sheng,Chen, Wenbing,Fan, Yukai,Guthrie, Quibria A.,Sun, Huabing,Teske, Kelly A.,Gandhi, Varsha,Arnold, Leggy A.,Peng, Xiaohua

, p. 197 - 207 (2017/04/07)

Quinone methide (QM) formation induced by endogenously generated H2O2 is attractive for biological and biomedical applications. To overcome current limitations due to low biological activity of H2O2-activated QM

NEW INDANYLOXYDIHYDROBENZOFURANYLACETIC ACID DERIVATIVES AND THEIR USE AS GPR40 RECEPTOR AGONISTS

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Page/Page column 104, (2013/10/21)

The present invention relates to compounds of general formula (I), wherein the groups R1, R2 and m are defined as in claim 1, which have valuable pharmacological properties, in particular bind to the GPR40 receptor and modulate its activity. The compounds are suitable for treatment and prevention of diseases which can be influenced by this receptor, such as metabolic diseases, in particular diabetes type 2.

NEW INDANYLOXYDIHYDROBENZOFURANYLACETIC ACIDS

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Paragraph 0577-0578, (2013/10/07)

The present invention relates to compounds of general formula I, wherein the groups R1, R2 and m are defined as in claim 1, which have valuable pharmacological properties, in particular bind to the GPR40 receptor and modulate its activity. The compounds are suitable for treatment and prevention of diseases which can be influenced by this receptor, such as metabolic diseases, in particular diabetes type 2.

NEW INDANYLOXYDIHYDROBENZOFURANYLACETIC ACID DERIVATIVES AND THEIR USE AS GPR40 RECEPTOR AGONISTS

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Page/Page column 107; 108, (2013/10/21)

The present invention relates to compounds of general formula I, (I), wherein the groups R1, R2 and m are defined as in claim 1, which have valuable pharmacological properties, in particular bind to the GPR40 receptor and modulate its activity. The compounds are suitable for treatment and prevention of diseases which can be influenced by this receptor, such as metabolic diseases, in particular diabetes type 2.

Studies on the synthesis of Richardianidin-1 via the tautomer-arrested annulation of Fischer carbene complexes

Bos, Mary Ellen,Loncaric, Catherine,Wu, Chunrui,Wulff, William D.

, p. 3679 - 3705 (2008/03/14)

A strategy for the synthesis of richardianidin-1 is evaluated which has as its key step the tautomer-arrested annulation of chromium-carbene complexes. Both inter- and intramolecular variations of the strategy are examined. The intramolecular reaction involves the tethering of the alkyne to the oxygen stabilizing substituent of the carbene carbon. The outcome of the intramolecular tautomer-arrested annulation was found to be highly dependent on the nature of the tether and the on the type of substituent on the alkyne. The product distribution from these reactions included the desired hydrindenone resulting from tautomer-arrested annulation, a naphthalenedione, and a spirocyclohexadienone. The latter two products result from CO insertion prior to cyclization. The optimal tether length for the tautomer-arrested product is four atoms between the alkyne and the carbene carbon. The yields for the intramolecular reaction dropped significantly for a substituent on the alkyne terminus that was larger than a methyl group and this was not suitable for a synthesis of richardianidin-1. Initial studies on the intermolecular tautomer-arrested annulation focused on the regioselectivity of alkyne incorporation. The reaction with isopropyl(methyl)acetylene gives a single regioisomer and reveals that the tautomer-arrested annulation is more regioselective than the normal benzannulation. Furthermore, the intermolecular reaction is more tolerant of larger substituents on the terminus of the alkyne. As a result of the studies on the intermolecular tautomer-arrested annulation a suitable alkyne was found that introduces all of the carbons present in the six-membered lactone of richardianidin-1. Georg Thieme Verlag Stuttgart.

AMINOPHENYLPROPANOIC ACID DERIVATIVE

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Page/Page column 115, (2010/11/24)

A compound represented by the formula (1): wherein each symbol is as defined in the specification, and a salt thereof and a prodrug thereof unexpectedly have superior GPR40 receptor agonist activity, superior in the properties as a pharmaceutical product such as stability and the like, and can be a safe and useful pharmaceutical agent as a drug for the prophylaxis or treatment of GPR40 receptor related pathology or diseases such as diabetes and the like.

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