Category: tetrahydroisoquinoline

Epoxy compounds usually have stronger nucleophilic ability, because the alkyl group on the oxygen atom makes the bond angle smaller, which makes the lone pair of electrons react more dissimilarly with the electron-deficient system. Compound: cis-Dichlorobis(pyridine)platinum(II), is researched, Molecular C10H10Cl2N2Pt, CAS is 15227-42-6, about trans-Dichlorotetrakis(pyridine)platinum(IV) nitrate: a classical coordination compound.Product Details of 15227-42-6.

Claims that trans-[PtCl2(py)4](NO3)2 forms a covalent hydrate when dissolved in water are shown to be in error; the observed acidity of the aqueous solution is due to the presence of a small amount of a strongly acidic impurity, and all of the observed phys. and spectroscopic properties of the salt are simply interpreted in terms of classical coordination chem.

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1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

Most of the natural products isolated at present are heterocyclic compounds, so heterocyclic compounds occupy an important position in the research of organic chemistry. A compound: 693-67-4, is researched, SMILESS is CCCCCCCCCCCBr, Molecular C11H23BrJournal, Materials Letters called A selectable approach for polarity-fixed and polarity-controllable polymer films with hexagonal columnar structures, Author is Ohno, Takaya; Nonoshita, Sho; Akiyama, Azumi; Kohri, Michinari; Taniguchi, Tatsuo; Kishikawa, Keiki, the main research direction is polarity controllable polymer film hexagonal columnar structure; column polymerized aligned parallel applied elec field LC.Related Products of 693-67-4.

Electroresponsive columnar liquid crystalline urea compounds, N,N’-bis(3,4,5-trialkyloxyphenyl)ureas I and II (1 and 2, resp. ) possessing six and four terminal double bonds, were photopolymerized by UV irradiation in the liquid crystal phases to give polymerized compounds, labeled P-1-Colh and P-2-Colh, that possessed a hexagonal columnar structure. Furthermore, the photo polymerization of 1 and 2 sandwiched between two indium tin oxide-deposited glass plates with applying an elec. field (20 V μm-1), produced polymerized compounds, P-1-Colh-E and P-2-Colh-E, and polarized light optical microscopy clarified that the columns polymerized were aligned in parallel to the applied elec. field. In addition, by the phenomenon that polar substances absorb laser light (λ = 1064 nm) and emit second harmonic generation light (λ = 532 nm), the difference in electro-response between P-1-Colh-E and P-2-Colh-E has been revealed. The former was a polymer whose macropolarity was completely fixed, and the latter was a polymer whose macropolarity was controllable by applying an external voltage.

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

SDS of cas: 15227-42-6. The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: cis-Dichlorobis(pyridine)platinum(II), is researched, Molecular C10H10Cl2N2Pt, CAS is 15227-42-6, about Antiproliferative activity of some cis-/trans-platinum(II) complexes on HeLa cells. Author is Arandjelovic, S.; Tesic, Z.; Juranic, Z.; Radulovic, S.; Vrvic, M.; Potkonjak, B.; Ilic, Z..

Platinum(II) complexes [PtA2X2], where A is ligand: ammonia (NH3), pyridine (Py); and X is ligand: chloride ion (CI-), bromide ion (Br-), iodide ion (I-), thiocyanato ion (SCN-); four compounds have different structural formulas ([Pt(NH2OH)2(NH3)2]Cl2), and cis-/trans-Pt(Gly)2, where Gly is bidentate glycinato ligand were examined for their antiproliferative activity in HeLa cells. Results of the MTT assay, showed that six cis- and one trans-platinum(II) complexes exhibited cytotoxicity (IC50) ranging between 5 and 33 μM. Most of the cis-platinum(II) isomers caused significant alteration of cell cycle phases progression, and induced apoptosis in degree that varied among different compounds, as evaluated using flowcytometry and morphol. study. Spectrophotometric anal. (AAS) indicated that there is no correlation between intracellular platinum(II) accumulation and cytotoxicity of tested complexes.

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

Product Details of 693-67-4. Aromatic compounds can be divided into two categories: single heterocycles and fused heterocycles. Compound: 1-Bromoundecane, is researched, Molecular C11H23Br, CAS is 693-67-4, about Synthesis and pancreatic lipase inhibitory activities of some 1,2,4-triazol-5(3)-one derivatives. Author is Ozdemir, Yusuf; Bekircan, Olcay; Baltas, Nimet; Mentese, Emre.

In this study, starting from 4-amino-5-(4-chlorobenzyl)-2,4-dihydro-3H-1,2,4-triazole-3-one, the 4-Amino-5-(4-chlorobenzyl)-2-undecyl-2,4-dihydro-3H-1,2,4-triazol-3-one was first synthesized and this compound was converted to Schiff base derivatives I [R = 4-F, 4-Cl, 2,4-di-F, 2,4-di-Cl, 2-F-4-Cl]. In the second step of the study, the 2-[3-(4-chlorobenzyl)-5-oxo-1-undecyl-1,5-dihydro-4H-1,2,4-triazole-4-yl]-acetohydrazide, which was used as a key product in the synthesis of many heterocyclic compounds was synthesized in four steps, and then this compound was converted into methylidene acetohydrazide II [R = 4-F, 4-Cl, 2,4-di-F, 2,4-di-Cl, 2-F-4-Cl], thiosemicarbazide III [R2 = Me, Et, Ph, Bn, 4-ClC6H4], and 1,2,4-triazole-5-thione IV [R2 = Me, Et, Ph, Bn, 4-ClC6H4; R3 = H] derivatives Also, in the last part of the study, 1,2,4-triazole-5-thione derivatives were changed into Mannich bases IV [R2 = Me, Et, Ph, Bn, 4-ClC6H4; R3 = (4-phenylpiperazin-1-yl)methyl] bearing a 4-phenylpiperazine ring. These new compounds I, II, III and IV were tested with regard to pancreatic lipase (PL) inhibition activity, and compound I [R = 4-Cl, 2,4-di-Cl], II [R = 2,4-di-Cl], III [R2 = Ph] and IV [R2 = Ph; R3 = H] showed a considerable anti-lipase activity at various concentrations The activity of compounds II [R = 4-Cl] (IC50 = 1.45 ± 0.12μM) was the highest in terms of IC50, comparable to that of orlistat, a well-known PL inhibitor used as an antiobesity drug.

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

Ha, T. B. T.; Souchard, J. P.; Wimmer, F. L.; Johnson, N. P. published an article about the compound: cis-Dichlorobis(pyridine)platinum(II)( cas:15227-42-6,SMILESS:[Cl-][Pt+2]([N]1=CC=CC=C1)([Cl-])[N]2=CC=CC=C2 ).Formula: C10H10Cl2N2Pt. 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:15227-42-6) through the article.

The coupling constants 3J(Pt-H) of Pt(Xpy)2Z2 and Pt(Xpy)(DMSO)I2 (Xpy = py and its 4-Me, 3,5-Me, 4-Cl, 4-CN, 4-HOCH2, 4-AcO derivatives; Z = Cl, I, Br, ONO2) were recorded. The 3J(Pt-H) values of the cis complexes are 42 ± 2 Hz, while those of the trans derivatives are 31.5 ± 2.5 Hz. 2J(Pt-H) of [Pt(XNH2)2Z2] (X = Me, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl; Z = Cl, I, ONO2) were recorded. The 2J(Pt-H) values of the cis complexes are 66.5 ± 1.5z, those of the trans derivatives are 58 ± 2 Hz. Measurements of Pt-H coupling constants is a rapid method of identifying the cis and the trans isomers of Pt(II) complexes.

The article 《Determination of cis-trans isomers of amine and pyridine platinum(II) complexes by J(Pt-H) coupling constants》 also mentions many details about this compound(15227-42-6)Formula: C10H10Cl2N2Pt, you can pay attention to it, because details determine success or failure

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1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

The preparation of ester heterocycles mostly uses heteroatoms as nucleophilic sites, which are achieved by intramolecular substitution or addition reactions. Compound: 1-Bromoundecane( cas:693-67-4 ) is researched.Application of 693-67-4.Liu, Yixian; Xu, William Z.; Charpentier, Paul A. published the article 《Reactivity Ratios of MMA and N,N-Dimethyl-N-{2-[(2-methylprop-2-enoyl)oxy]ethyl}undecane-1-aminium Bromide in Thermal and UV Initiation Copolymerization》 about this compound( cas:693-67-4 ) in Industrial & Engineering Chemistry Research. Keywords: reactivity MMA dimethylmethylpropenoyloxyethylundecaneaminium bromide copolymerization. Let’s learn more about this compound (cas:693-67-4).

Reactivity ratios for the copolymerization of Me methacrylate (MMA) and a quaternary ammonium compound (QAC) N,N-dimethyl-N-{2-[(2-methylprop-2-enoyl)oxy]ethyl}undecane-1-aminium bromide (dMEMUABr) were measured for the first time by using a thermal initiator azobisisobutyronitrile (AIBN) in deuterated DMSO (DMSO-d6) and deuterated chloroform (CDCl3) and a photo initiator 2-hydroxy-2-methylpropiophenone (HMP) under UV irradiation in CDCl3, resp. The consumption profiles for monomer in the thermal initiation copolymerization were monitored by in-situ 1H NMR while the data were analyzed by the Meyo-Lewis, Kelen-Tudos, and Meyer-Lowry methods, showing that the reactivity ratio of dMEMUABr is lower than that of MMA in DMSO-d6 but much higher in CDCl3. The significantly different reactivity ratios of dMEMUABr in DMSO-d6 from that in CDCl3 are attributed to micelle formation. These findings enable addnl. flexibility in the design and development of antimicrobial poly(MMA-co-dMEMUABr) coatings with desired copolymer chain sequence.

The article 《Reactivity Ratios of MMA and N,N-Dimethyl-N-{2-[(2-methylprop-2-enoyl)oxy]ethyl}undecane-1-aminium Bromide in Thermal and UV Initiation Copolymerization》 also mentions many details about this compound(693-67-4)Application of 693-67-4, you can pay attention to it, because details determine success or failure

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

Ahmad, Kaleem; Dixit, Vivek published the article 《Quantum mechanical study of coordination ability of amides using eigen value parameters》. Keywords: amide eigen value MO character.They researched the compound: Picolinamide( cas:1452-77-3 ).Recommanded Product: Picolinamide. Aromatic heterocyclic compounds can be divided into two categories: single heterocyclic and fused heterocyclic. In addition, there is a lot of other information about this compound (cas:1452-77-3) here.

It is well known fact that the bonding occurs at oxygen atom in the Amides compounds In order to prove this fact we have considered eighteen Amides compounds Present study deals to calculate their Eigen value using Quantum Mech. descriptors via Cache software. With the help of Eigen values, the concentrations of electrons on oxygen and nitrogen atoms of Amides compounds have been calculated In Amides compounds, the sum of contributions of p-orbitals of oxygen atom in the formation of MOs is smaller as compared to other atoms. This indicates that the bonding takes place at oxygen atom.

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

Tahtaci, Hakan; Aydin, Gozde published an article about the compound: 1-Bromoundecane( cas:693-67-4,SMILESS:CCCCCCCCCCCBr ).COA of Formula: C11H23Br. 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:693-67-4) through the article.

In this study, a new series of substituted 1,3,4-thiadiazol-2(3H)-one derivatives I [R = Et, CH2CH=CH2, cyclohexylmethyl, etc.] was synthesized in yields ranging from 42 to 70% via reaction of alkyl bromides with 1-(4-chlorophenyl)-2-((5-methyl-1,3,4-thiadiazol-2-yl)thio)ethanol with an interesting mechanism that involved internal nucleophilic substitution followed by an SN2-type nucleophilic substitution. First, 1-(4-chlorophenyl)-2-((5-methyl-1,3,4-thiadiazol-2-yl)thio)ethanone was synthesized from the reaction of 5-methyl-1,3,4-thiadiazole-2-thiol with 2-bromo-1-(4-chlorophenyl)ethanone which underwent reduction to afford 1-(4-chlorophenyl)-2-((5-methyl-1,3,4-thiadiazol-2-yl)thio)ethanol. The advantages of this protocol were synthesis of target compounds under mild conditions using simple synthetic methods and obtaining them without phosgene.

The article 《A simple and efficient approach for the synthesis of a novel class aliphatic 1,3,4-thiadiazol-2(3H)-one derivatives via intramolecular nucleophilic substitution reaction》 also mentions many details about this compound(693-67-4)COA of Formula: C11H23Br, you can pay attention to it, because details determine success or failure

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

HPLC of Formula: 114362-20-8. The mechanism of aromatic electrophilic substitution of aromatic heterocycles is consistent with that of benzene. Compound: 4-Amino-2-(tert-butyl)pyrimidine, is researched, Molecular C8H13N3, CAS is 114362-20-8, about σ-Adduct formation between amines and liquid ammonia. Part 47. On the Chichibabin amination of pyrimidine and N-alkylpyrimidinium salts using liquid ammonia/potassium permanganate. Author is Buurman, Dick J.; Van der Plas, Henk C..

4-Aminopyrimidines I (R1 = C1-4 alkyl) and iminodihydropyrimidines II (R2 = Et, CHMe2) were prepared 2-Alkylpyrimidines were treated with KNH2-NH3-KMnO4 to give I. The reaction of 1,2-diethylpyrimidinium fluoroborate with NH3-KMnO4 gave II (R2 = Et).

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Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem

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 Medicinal Chemistry called Discovery of SY-5609: A Selective, Noncovalent Inhibitor of CDK7, Author is Marineau, Jason J.; Hamman, Kristin B.; Hu, Shanhu; Alnemy, Sydney; Mihalich, Janessa; Kabro, Anzhelika; Whitmore, Kenneth Matthew; Winter, Dana K.; Roy, Stephanie; Ciblat, Stephane; Ke, Nan; Savinainen, Anneli; Wilsily, Ashraf; Malojcic, Goran; Zahler, Robert; Schmidt, Darby; Bradley, Michael J.; Waters, Nigel J.; Chuaqui, Claudio, which mentions a compound: 882562-40-5, SMILESS is ClC1=NC(C2=CN(C3=C2C=CC=C3)S(=O)(=O)C2=CC=CC=C2)=C(Cl)C=N1, Molecular C18H11Cl2N3O2S, Related Products of 882562-40-5.

CDK7 has emerged as an exciting target in oncol. due to its roles in two important processes that are misregulated in cancer cells: cell cycle and transcription. This report describes the discovery of SY-5609, a highly potent (sub-nM CDK7 Kd) and selective, orally available inhibitor of CDK7 that entered the clinic in 2020 (ClinicalTrials.gov Identifier: NCT04247126). Structure-based design was leveraged to obtain high selectivity (>4000-times the closest off target) and slow off-rate binding kinetics desirable for potent cellular activity. Finally, incorporation of a phosphine oxide as an atypical hydrogen bond acceptor helped provide the required potency and metabolic stability. The development candidate SY-5609 displays potent inhibition of CDK7 in cells and demonstrates strong efficacy in mouse xenograft models when dosed as low as 2 mg/kg.

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Reference:
Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem