Tag: M.W=100-200

SDS of cas: 56413-95-7. Aromatic compounds can be divided into two categories: single heterocycles and fused heterocycles. Compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile, is researched, Molecular C6Cl2N4, CAS is 56413-95-7, about Reaction of 2,3-dichloro-5,6-dicyanopyrazine with enamines and some tertiary amines. Author is Hou, Dongfeng; Oshida, Atsushi; Matsuoka, Masaru.

The reaction of 2,3-dichloro-5,6-dicyanopyrazine with enamines as well as a few tertiary amines as enamine precursors was investigated. Both reactions gave aminovinyl-substituted pyrazine derivatives such as I. The products prepared are all of interest as potential pesticides.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

So far, in addition to halogen atoms, other non-metallic atoms can become part of the aromatic heterocycle, and the target ring system is still aromatic.Bhosle, Govind S.; Fernandes, Moneesha researched the compound: cis-4-Aminocyclohexane carboxylic acid( cas:3685-23-2 ).Product Details of 3685-23-2.They published the article 《(R-X-R)4-motif peptides containing conformationally constrained cyclohexane-derived spacers: Effect on cellular uptake》 about this compound( cas:3685-23-2 ) in ChemMedChem. Keywords: cell penetrating peptide derivative preparation role cellular uptake; (R-X-R)-motif; cell-penetrating peptides; cellular uptake; protease stability. We’ll tell you more about this compound (cas:3685-23-2).

Arg residue-rich peptides having the (R-X-R)n motif are among the most effective cell-penetrating peptides (CPPs). Here, we report a several-fold increase in the efficacy of such CPPs if the linear flexible spacer (-X-) in the (R-X-R) motif is replaced by constrained cyclic 1,4-substituted-cyclohexane-derived spacers. Internalization of these oligomers in mammalian cell lines was found to be an energy-dependent process. Incorporation of these constrained, non-proteinogenic amino acid spacers in the CPPs was shown to enhance their proteolytic stability.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

Application In Synthesis of 5,6-Dichloropyrazine-2,3-dicarbonitrile. The fused heterocycle is formed by combining a benzene ring with a single heterocycle, or two or more single heterocycles. Compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile, is researched, Molecular C6Cl2N4, CAS is 56413-95-7, about Synthesis and comparison of photodynamic activity of alkylheteroatom substituted azaphthalocyanines. Author is Zimcik, Petr; Miletin, Miroslav; Kostka, Miroslav; Schwarz, Jan; Musil, Zbynek; Kopecky, Kamil.

Optimal reaction conditions were developed for synthesis of octakis(butylamino), octakis(butylsulfanyl) and octakis(butoxy) azaphthalocyanines (AzaPc’s) with central metal Mg, Zn and metal-free. Their photodynamic activity was measured and compared as a dye-sensitized photooxidation of 1,3-diphenylisobenzofuran (DPBF). Compounds with alkylamino substituent are very poor producers of the singlet oxygen and therefore not suitable as sensitizers for photodynamic therapy (PDT). On the other hand, compounds with alkylsulfanyl and alkoxy substituents possess very good photodynamic activity and are suitable for PDT.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

In general, if the atoms that make up the ring contain heteroatoms, such rings become heterocycles, and organic compounds containing heterocycles are called heterocyclic compounds. An article called N-Phenylfluorubine: one functional dye – chromophore, fluorophore, electron-acceptor and more, published in 2016, which mentions a compound: 56413-95-7, Name is 5,6-Dichloropyrazine-2,3-dicarbonitrile, Molecular C6Cl2N4, Recommanded Product: 5,6-Dichloropyrazine-2,3-dicarbonitrile.

We are presenting a new derivative of the fluorubine family which exhibits highly fluorescent activity. 5-Phenyl-dihydro[5,6,7,12,13,14]-hexaazapentacene was synthesized via two subsequent cyclization reactions starting from com. available starting materials. Its properties were studied intensively via UV-vis and fluorescence spectroscopy, as well as cyclic voltammetry and quantum chem. calculations Furthermore, we found a strong pH-sensitivity, which influences the photo- and electrochem. properties heavily. Thereby, it is possible to tune its properties from an electron-rich donor to a highly electron-deficient acceptor material.

There are many compounds similar to this compound(56413-95-7)Recommanded Product: 5,6-Dichloropyrazine-2,3-dicarbonitrile. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

Product Details of 56413-95-7. The protonation of heteroatoms in aromatic heterocycles can be divided into two categories: lone pairs of electrons are in the aromatic ring conjugated system; and lone pairs of electrons do not participate. Compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile, is researched, Molecular C6Cl2N4, CAS is 56413-95-7, about New second-order nonlinear optical organic crystals. Author is Donald, D. S.; Cheng, L. T.; Desiraju, G.; Meredith, G. R.; Zumsteg, F. C..

The design of mol. crystals with specific optical properties, which are thought to arise from constituent mols.’ polarizability properties, is a desirable but currently unachievable goal. One can partially achieve this goal by choosing compounds with specific mol. attributes and empirically determining the manner in which these are translated into crystal properties. Besides the fact that there are no certain rules for prediction of crystal packing arrangements, where is also a problem in specifying mol. properties from what are today incomplete polarizability structure-property relationships. We have, realizing these limitations, identified polarizability structure-property relationships. We have, realizing these limitations, identified new mol. crystals by a nonlinear optical (powder-SHG) scouting-screening program from lists of compounds chosen because of desirable mol. properties. Examination of successful materials has revealed interesting, new alignment motifs. Some of these materials, a set of halogen and cyano derivatives of aromatic compounds, are described relating properties and structures of mols. and crystals. In particular, the orientation directing influence of intermol. halogen-cyano interactions and the use of heterocyclic compounds to improve transparency in the near IR and in the blue and near UV spectral regions are demonstrated.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

Most of the compounds have physiologically active properties, and their biological properties are often attributed to the heteroatoms contained in their molecules, and most of these heteroatoms also appear in cyclic structures. A Journal, Article, Journal of Physiology (Cambridge, United Kingdom) called The uptake and radioautographical localization of (±)-[3H]cis-aminocyclohexanecarboxylic acid by the isolated frog retina, Author is Cunningham, Jo; Marshall, J.; Neal, M. J., which mentions a compound: 3685-23-2, SMILESS is N[C@H]1CC[C@H](CC1)C(O)=O, Molecular C7H13NO2, Application of 3685-23-2.

Uptake of aminocyclohexanecarboxylic acid (I) [39275-59-7] by frog retinas was temperature-sensitive and highly Na-dependent, and was inhibited by GABA [56-12-2], L-2,4-diaminobutyric acid (II) [1758-80-1], and β-alanine [107-95-9] with IC50 values of 0.32, 0.23, and 9.0 mM, resp. Radioautog. studies indicated that the sites of I-3H and GABA-3H uptake were identical, the compounds being accumulated almost exclusively in the horizontal cells. II-3H and β-alanine-3H were accumulated predominantly in the Mueller cells and photoreceptors, resp. Although II possesses affinity for the I (GABA) transport system in the horizontal cells, I and GABA apparently have no affinity for the (high affinity) II transport system in the Mueller cells.

There are many compounds similar to this compound(3685-23-2)Application of 3685-23-2. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

The chemical properties of alicyclic heterocycles are similar to those of the corresponding chain compounds. Compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile, is researched, Molecular C6Cl2N4, CAS is 56413-95-7, about Synthesis and characterization of copper complexes with the 2,3-dicyano-5,6-dimercaptopyrazine ligand: Magnetic properties of a ferrocenium salt, the main research direction is copper mercaptopyrazine cyano complex preparation structure; crystal structure copper mercaptopyrazine cyano complex; antiferromagnetic interaction copper mercaptopyrazine cyano complex.Synthetic Route of C6Cl2N4.

(Bu4N)2[Cu(dcdmp)2], Bu4N[Cu(dcdmp)2] and [FeCp*2]2[Cu(dcdmp)2] (H2dcdmp = 2,3-dicyano-5,6-dimercaptopyrazine; Cp* = decamethylferrocenium) were obtained and characterized. (Bu4N)2Cu(Hdcdmp)2 crystallizes in the triclinic system, space group P1̅, Z = 1, with a 9.9512(6), b 10.541(1), c 13.221(1) Å, α 69.756(9), β 88.112(6) and γ 79.658(7)°. Its crystal structure consists of layers of well isolated square planar Cu(dcdmp)22- anions alternating with layers of Bu4N+ cations along b + c, and the magnetic properties in the range 2-300 K are close to those of an ideal paramagnet with an effective magnetic moment of 1.7 μB/f.u. Bu4N[Cu(dcdmp)2] crystallizes in the monoclinic space group C2/c, Z = 8, with a 35.281(4), b 9.501(1), c 21.885(2) Å and β 109.842(9)°, being isostructural with the Au analog previously described. [Fe(Cp*)2]2[Cu(dcdmp)2] crystallizes in the monoclinic system, space group C2/c, Z = 4, with a 15.891(1), b 10.5133(7), c 30.264(3) Å and β 91.105(2)°. Its crystal structure consists of out-of-registry columns, parallel to b, of alternated dianions and side-by-side pairs of cations, …A2-(D+D+)A2-(D+D+). This compound behaves as a paramagnet with weak antiferromagnetic interactions and no ordering down to 1.7 K. The magnetic properties, due to both cation and anion S = 1/2 contributions, show a large anisotropy, ascribed essentially to the g-factor anisotropy of the Fe(Cp*)2cations.

There are many compounds similar to this compound(56413-95-7)Synthetic Route of C6Cl2N4. if you want to know more, you can check out my other articles. I hope it will help you，maybe you’ll find some useful information.

Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

Tomura, Masaaki; Tanaka, Shoji; Yamashita, Yoshiro published an article about the compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile( cas:56413-95-7,SMILESS:N#CC1=NC(Cl)=C(Cl)N=C1C#N ).Formula: C6Cl2N4. Aromatic heterocyclic compounds can be classified according to the number of heteroatoms or the size of the ring. The authors also want to convey more information about this compound (cas:56413-95-7) through the article.

Novel dithiolato-metal complexes from 2,3-dicyano-5,6-dimercaptopyrazine (H2dcdmp) ligands were synthesized, and their TTF salts, (TTF)5[M(dcdmp)2]2 (M = Ni or Pd), were obtained by the diffusion method in MeCN. The elec. conductivities of these complexes at room temperature are 10-2-10-3 S cm-1. The x-ray structural anal. of (TTF)5[Pd(dcdmp)2]2 indicates that 2 Pd(dcdmp)2 mols. and 1 TTF mol. form 2:1 mixed stacks along the c axis, and other TTF mols. stack along the b axis. A number of intermol. S···N and S···S heteroatom contacts within the sum of van der Waals radii are observed in the crystal.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

Safety of 5,6-Dichloropyrazine-2,3-dicarbonitrile. Aromatic heterocyclic compounds can also be classified according to the number of heteroatoms contained in the heterocycle: single heteroatom, two heteroatoms, three heteroatoms and four heteroatoms. Compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile, is researched, Molecular C6Cl2N4, CAS is 56413-95-7, about Syntheses and characterization of push-pull tetrapyrazino[2,3-b]indoloporphyrazines. Author is Jaung, Jae-Yun; Matsuoka, Masaru; Fukunishi, Koushi.

The synthesis of tetrakis(indolopyrazino)porphyrazines by ring-closure reactions of 2,3-dichloro-5,6-dicyanopyrazine with enamines is described. Alkylated tetrakis(indolopyrazino)porphyrazines have push-pull intramol. charge-transfer chromophoric systems and show good solubility in most organic solvents. Large spectral changes caused by mol. aggregation of these dyes affected by solvent polarity and temperature were studied.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate

HPLC of Formula: 56413-95-7. The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: 5,6-Dichloropyrazine-2,3-dicarbonitrile, is researched, Molecular C6Cl2N4, CAS is 56413-95-7, about Synthesis and spectral properties of tetrapyrazinoporphyrazinato metal complexes derived from a sterically hindered phenol. Author is Ibrahim, Fadi; Makhseed, Saad.

The synthesis of metal-containing tetrapyrazinoporphyrazines (azaphthalocyanines) bearing eight bulky substituents at the peripheral positions is described. The key precursor was prepared using a nucleophilic aromatic substitution reaction between a sterically hindered phenol and 5,6-dichloropyrazine-2,3-dicarbonitrile. Thus, azaphthalocyanine (AzaPc) derived from 2,6-isopropyl-4-nitrophenol possesses substituents that are forced by steric constraints to adopt a non-planar conformation which drastically enhances the solubility of the macrocycles and inhibits efficient cofacial interaction of the macrocycles even in the solid state as evaluated by UV-visible and 1H NMR spectroscopic techniques. The intense absorption in the red visible region and photostability of these highly soluble and non-aggregated complexes enhance the dynamic activity and make these complexes potentially suitable for PDT.

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Reference:
Synthesis and Crystal Structure of a Chiral C3-Symmetric Oxygen Tripodal Ligand and Its Applications to Asymmetric Catalysis,
Chiral lanthanide(III) complexes of sulphur–nitrogen–oxygen ligand derived from aminothiourea and sodium D-camphor-β-sulfonate