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1H-Pyrrole, 2,5-bis(phenyl-1H-pyrrol-2-ylmethyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

195381-16-9

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195381-16-9 Usage

Structure

A five-membered aromatic ring containing four carbon atoms and one nitrogen atom, with two phenyl groups attached to the second carbon of the pyrrole ring.

Type

A derivative of pyrrole.

Usage

Commonly used in organic synthesis and pharmaceutical research due to its potential biological activity and structural versatility.

Potential application

Studied for its potential application in the development of new materials and as a molecular building block in supramolecular chemistry.

Check Digit Verification of cas no

The CAS Registry Mumber 195381-16-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,3,8 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 195381-16:
(8*1)+(7*9)+(6*5)+(5*3)+(4*8)+(3*1)+(2*1)+(1*6)=159
159 % 10 = 9
So 195381-16-9 is a valid CAS Registry Number.

195381-16-9Relevant academic research and scientific papers

Tuning the thermodynamic onset potential of electrocatalytic O2 reduction reaction by synthetic iron-porphyrin complexes

Amanullah, Sk,Das, Pradip Kumar,Samanta, Subhra,Dey, Abhishek

, p. 10010 - 10013 (2015)

A porphyrin ligand with two β-pyrrolic electron withdrawing ester groups is synthesized and its Co complex is crystallographically characterized. The iron complex of this porphyrin ligand shows an ~200 mV positive shift in its FeIII/II potential in organic as well as aqueous solvents and in the onset potential of ORR relative to that of an unsubstituted porphyrin.

K2S2O8mediated synthesis of 5-Aryldipyrromethanes and meso-substituted A4-Tetraarylporphyrins

Laha, Joydev K.,Hunjan, Mandeep Kaur

, p. 664 - 673 (2021/06/03)

The synthesis of dipyrromethanes from pyrrole and arylglyoxylic acids in the presence of K2S2O8at 90 C is reported affording dipyrromethanes in very good yields. Unlike an excess pyrrole traditionally used in dipyrromethane synthesis, the current method uses a stoichiometric amount of pyrrole avoiding any use of Br?nsted or Lewis acid. A gram scale synthesis of 5-phenyldipyrromethane is also achieved demonstrating potential scale up of dipyrromethanes using this method feasible. Subsequently, dipyrromethanes were converted to A4tetraarylporphyrins also in the presence of K2S2O8at 90C. A direct synthesis of A4-tetraphenylporphyrin from excess pyrrole and phenylglyoxylic acid in the presence of K2S2O8 at 90C is also reported.

Selective Synthesis of Tripyrranes, Tetrapyrranes, and Corroles

Aydin, Gokcen,Temelli, Baris,Unaleroglu, Canan

, p. 7583 - 7593 (2016/01/25)

A new, catalytic, and general methodology was developed for the direct synthesis of unsymmetrical AB-type tripyrranes by reaction of dipyrromethanesulfonamides with pyrrole. Key structure dipyrromethanesulfonamides were synthesized by the addition of meso

Pentaphyrins useful in the biomedical field

-

Paragraph 0020, (2014/12/12)

The present disclosure relates to novel pentaphyrins, which can be used for instance in the biomedical field, or in cation or anion binding applications or for manufacturing near infrared materials.

Effective meso fabrications of subporphyrins

Kitano, Masaaki,Hayashi, Shin-Ya,Tanaka, Takayuki,Yorimitsu, Hideki,Aratani, Naoki,Osuka, Atsuhiro

, p. 5593 - 5597 (2012/07/27)

A meso-free subporphyrin was prepared and quantitatively converted into meso-brominated subporphyrin, which is an effective precursor for the facile installation of substituents at the meso position. The meso-(4-amino) phenylethynyl subporphyrins (see picture; N blue, O red, Br orange, F pale green, B dark green) and a butadiyne-bridged dimer have split Soret-like bands and red-shifted and intensified fluorescence. Copyright

Tetrathiafulvalene porphyrins

Nielsen, Kent A.,Levillain, Eric,Lynch, Vincent M.,Sessler, Jonathan L.,Jeppesen, Jan O.

experimental part, p. 506 - 516 (2009/06/24)

Four tetrathiafulvalene (TTF)-annulated porphyrins 1-4 were synthesized and characterized. All contain a tetraphenylporphyrin (TPP) core onto which four, two, or one TTF subunits were annulated. Absorption and fluorescence spectroscopic studies together w

Organocatalytic synthesis of dipyrromethanes by the addition of N-methylpyrrole to aldehydes

Biaggi, Cinzia,Benaglia, Maurizio,Raimondi, Laura,Cozzi, Franco

, p. 12375 - 12379 (2007/10/03)

The reaction of aldehydes with N-methylpyrrole carried out in the presence of catalytic pyrrolidinium tetrafluoroborate at room temperature affords the corresponding dipyrromethanes and minor amounts of tripyrranes. This new, mild, and convenient process

New polyethyleneglycol-functionalized texaphyrins: Synthesis and in vitro biological studies

Wei, Wen-Hao,Wang, Zhong,Mizuno, Toshihisa,Cortez, Cecilia,Fu, Lei,Sirisawad, Mint,Naumovski, Louie,Magda, Darren,Sessler, Jonathan L.

, p. 1934 - 1942 (2007/10/03)

The synthesis of four new analogues of motexafin gadolinium (MGd), a gadolinium(iii) texaphyrin complex in clinical trials for its anticancer properties, is described. These new derivatives contain either 1,2-diaminobenzene or 2,3-diaminonaphthalene subun

Efficient synthesis of meso-substituted corroles in a H2O-MeOH mixture

Koszarna, Beata,Gryko, Daniel T.

, p. 3707 - 3717 (2007/10/03)

New and efficient conditions for the synthesis of meso-substituted corroles were developed. The first step, involving the reaction of aldehydes with pyrrole, was carried out in a water-methanol mixture in the presence of HCl. A relatively narrow distribut

Scalable synthesis of dipyrromethanes

-

Page/Page column 11, (2008/06/13)

A (preferably nonaqueous) method of making a dipyrromethane is described. The comprises the steps of: (a) providing a reaction system consisting essentially of an aldehyde or acetal, excess pyrrole and a catalyst; (b) reacting the aldehyde or acetal with the pyrrole in the reaction system to form the dipyrromethane therein; (c) quenching the reaction system by adding a base thereto (preferably without simultaneously or concurrently adding water and/or an organic solvent thereto); (d) separating the catalyst from the reaction system; and then (e) separating the pyrrole from the reaction system to produce the dipyrromethane as a residual

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