Author: Jessica.F

In 2022,Dethe, Dattatraya H.; Beeralingappa, Nagabhushana C.; Siddiqui, Salman A.; Chavan, Prakash N. published an article in Journal of Organic Chemistry. The title of the article was 《Asymmetric Ru/Cinchonine Dual Catalysis for the One-Pot Synthesis of Optically Active Phthalides from Benzoic Acids and Acrylates》.SDS of cas: 619-58-9 The author mentioned the following in the article:

Herein, asym. Ru/cinchonine dual catalysis that provided straightforward access to enantioselective synthesis of C-3 substituted phthalides, e.g., I via tandem C-H activation/Michael addition was reported. The use of readily accessible and less expensive [RuCl2 (p-cym)]2 and cinchonine catalyst for the one-pot assembly of chiral phthalides greatly overcame the present trend of using highly sophisticated catalysts. The developed method provided access to both enantiomers of a product using pseudo enantiomeric cinchona alkaloids as catalysts streamlining the synthesis of phthalide in both the optically active forms. After reading the article, we found that the author used 4-Iodobenzoic acid(cas: 619-58-9SDS of cas: 619-58-9)

4-Iodobenzoic acid(cas: 619-58-9) belongs to organic iodides. Generally organic iodides can be divided into two classes of alkyl iodides and aryl iodides. SDS of cas: 619-58-9 Typical reactions of alkyl iodides include nucleophilic substitution, elimination, reduction, and the formation of organometallics.

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Product Details of 624-73-7In 2019 ,《Reactions of Lithium Acylates α-Carbanions with 1,2-Diiodoethane》 was published in Russian Journal of General Chemistry. The article was written by Zorin, A. V.; Chanysheva, A. R.; Lenkova, A. O.; Zorin, V. V.. The article contains the following contents:

The interaction of lithium acylates α-carbanions (obtained via metalation of acetic, butyric, and isobutyric acids with lithium diisopropylamide) with 1,2-diiodoethane under argon in THF at 20-25°C has proceeded as oxidative cross-coupling of enolate anions to form succinic, 2,3-diethylsuccinic, and 2,2,3,3-tetramethylsuccinic acids with yields 50, 53, and 16%, resp. The products of sequential nucleophilic substitution of iodine atoms with alkyloxycarbonyl species have not been detected. In the experiment, the researchers used many compounds, for example, 1,2-Diiodoethane(cas: 624-73-7Product Details of 624-73-7)

1,2-Diiodoethane(cas: 624-73-7) is one of organic iodides. The carbon-iodine bond is weaker than other carbon-halogen bonds due to the poor electronegative nature of the iodine atom. In general, organic iodides are light-sensitive and turn yellow during storage, owing to the formation of iodine. Organic iodides can be alkyl, alkenyl, or alkynyl, and all of them are very reactive toward with many kinds of nucleophiles.Product Details of 624-73-7

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Recommanded Product: 4-Iodobenzoic acidIn 2019 ,《Sensing Temperature in Vitro and in Cells Using a BODIPY Molecular Probe》 was published in Journal of Physical Chemistry B. The article was written by Ogle, Meredith M.; Smith McWilliams, Ashleigh D.; Ware, Matthew J.; Curley, Steven A.; Corr, Stuart J.; Marti, Angel A.. The article contains the following contents:

Boron dipyrromethene (BODIPY) mol. rotors have shown sensitivity toward viscosity, polarity, and temperature Here, we report a 1,3,5,7-tetramethyl-8-phenyl-BODIPY modified with a polyethylene glycol (PEG) chain, for temperature sensing and live cell imaging. This new PEG-BODIPY dye presents an increase in nonradiative decay as temperature increases, which directly influences its lifetime. This change in lifetime is dependent on changes in both temperature and viscosity at low viscosity values, but is only dependent on temperature at high viscosity values. The dependence of fluorescence lifetime with temperature allows for temperature monitoring in vitro and in cells, with sub degree resolution When in contact with cells, the PEG-BODIPY spontaneously penetrates and stains the cell but not the nucleus. Furthermore, no significant cell toxicity was found even at 100 μM concentration Using fluorescence lifetime imaging microscopy (FLIM), we were able to observe the changes in the lifetime of PEG-BODIPY within the cell at different temperatures The use of FLIM and mol. probes such as PEG-BODIPY can provide important information about cellular temperature and heat dissipation upon medically relevant stimuli, such as radiofrequency ablation and photodynamic therapy. The results came from multiple reactions, including the reaction of 4-Iodobenzoic acid(cas: 619-58-9Recommanded Product: 4-Iodobenzoic acid)

4-Iodobenzoic acid(cas: 619-58-9) belongs to organic iodides. The carbon-iodine bond is weaker than other carbon-halogen bonds due to the poor electronegative nature of the iodine atom. Organic iodides can be alkyl, alkenyl, or alkynyl, and all of them are very reactive toward with many kinds of nucleophiles.Recommanded Product: 4-Iodobenzoic acid

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Quality Control of Trimethylsulfoxonium iodideIn 2020 ,《Double-headed nucleotides as xeno nucleic acids: information storage and polymerase recognition》 was published in Organic & Biomolecular Chemistry. The article was written by Beck, Kasper M.; Krogh, Marie B.; Hornum, Mick; Ludford, Paul T.; Tor, Yitzhak; Nielsen, Poul. The article contains the following contents:

Xeno nucleic acids (XNAs) are artificial genetic systems based on sugar-modified nucleotides. Herein, we investigate double-headed nucleotides as a new XNA. A new monomer, AT, is presented, and together with previous double-headed nucleotide monomers, new nucleic acid motifs consisting of up to five consecutive A·T base pairs have been obtained. Sections composed entirely of double-headed nucleotides are well-tolerated within a DNA duplex and can condense the genetic information. For instance, a 13-mer duplex is condensed to an 11-mer modified duplex containing four double-headed nucleotides while simultaneously improving duplex thermal stability with +14.0°C. Also, the transfer of information from double-headed to natural nucleotides by DNA polymerases has been examined The first double-headed nucleoside triphosphate was prepared but could not be recognized and incorporated by the tested DNA polymerases. On the other hand, it proved possible for Therminator DNA polymerase to transfer the information of a double-headed nucleotide in a template sequence to natural DNA under controlled conditions. The experimental process involved the reaction of Trimethylsulfoxonium iodide(cas: 1774-47-6Quality Control of Trimethylsulfoxonium iodide)

Trimethylsulfoxonium iodide(cas: 1774-47-6) is a sulfoxonium salt. It is used to generate dimethyloxosulfonium methylide by reaction with sodium hydride. The latter compound is used as a methylene-transfer reagent, and is used to prepare epoxides.Quality Control of Trimethylsulfoxonium iodide

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Safety of 4-IodopyridineIn 2022 ,《Synthesis of Thioalkynes by Desilylative Sonogashira Cross-Coupling of Aryl Iodides and 1-Methylthio-2-(trimethylsilyl)ethyne》 was published in European Journal of Organic Chemistry. The article was written by Cao, Yang; Huang, Yang; Blakemore, Paul R.. The article contains the following contents:

1-Methylthio-2-arylethynes ArC≡CSMe [Ar = Ph, 1-naphthyl, 4-MeC6H4, etc.] were prepared in typically good to excellent yields from aryl iodides and 1-methylthio-2-(trimethylsilyl)ethyne by a desilylative Sonogashira process employing Pd(PPh3)2Cl2 (1 mol %), CuI (10 mol %) and K2CO3 (6 equiv) in MeOH-Et3N-THF (1:2:2) at rt for 16 h (16 examples, 31-96% yield). Thienyl and pyridyl iodides (all regioisomers) were similarly converted to 1-methylthio-2-heteroarylethynes ArC≡CSMe [Ar = 2-pyridyl, 3-pyridyl, 4-pyridyl, 2-thienyl, 3-thienyl] (5 examples, 54-82% yield). The process was extended with similar results to comparable thioalkynes PhC≡CSR [R = n-Bu, cyclohexyl, 4-MeC6H4] substituted on sulfur. The experimental process involved the reaction of 4-Iodopyridine(cas: 15854-87-2Safety of 4-Iodopyridine)

4-Iodopyridine(cas: 15854-87-2) is a halogenated heterocycle that is a building block for proteomics research. 4-Iodopyridine is used as a reagent in the synthesis of indazolylamides as glucocorticoid receptor agonists.Safety of 4-Iodopyridine

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Drug Design, in Vitro Pharmacology, and Structure-Activity Relationships of 3-Acylamino-2-aminopropionic Acid Derivatives, a Novel Class of Partial Agonists at the Glycine Site on the N-Methyl-D-aspartate (NMDA) Receptor Complex》 was written by Urwyler, Stephan; Floersheim, Philipp; Roy, Bernard L.; Koller, Manuel. Quality Control of 1-Chloro-4-iodo-2-nitrobenzene And the article was included in Journal of Medicinal Chemistry on August 27 ,2009. The article conveys some information:

Retaining agonistic activity at the glycine coagonist site of the NMDA receptor in mols. derived from glycine or D-serine has proven to be difficult because in the vicinity of the α-amino acid group little substitution is tolerated. We have solved this problem by replacing the hydroxy group of D-serine with an amido group, thus keeping the hydrogen donor function and allowing for further substitution and exploration of the adjacent space. Heterocyclic substitutions resulted in a series of 3-acylamino-2-aminopropionic acid derivatives, with high affinities in a binding assay for the glycine site. In a functional assay assessing the activation of the glycine site, these compounds displayed a wide range of intrinsic efficacies, from antagonism to a high degree of partial agonism. Structure-activity relationships reveal that lipophilic substituents, presumably filling an addnl. hydrophobic pocket, are accepted by the glycine site, provided that they are separated from the α-amino acid group by a short linker. The experimental process involved the reaction of 1-Chloro-4-iodo-2-nitrobenzene(cas: 41252-95-3Quality Control of 1-Chloro-4-iodo-2-nitrobenzene)

1-Chloro-4-iodo-2-nitrobenzene(cas: 41252-95-3) belongs to organic iodides. Organic iodides are used in veterinary products (Organic Iodide Powder) as a nutritional source of iodine. In the chemical industry, alkyl iodides serve as excellent alkylating agents and, specifically, methyl iodide is used as a methylating agent in the synthesis of various pharmaceutical drugs.Quality Control of 1-Chloro-4-iodo-2-nitrobenzene

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Ethyl 2-Cyano-2-(2-Nitrophenylsulfonyloximino)Acetate (ortho-NosylOXY) Mediated One-Pot Racemization Free Synthesis of Ureas, Carbamates, and Thiocarbamates via Curtius Rearrangement》 was written by Kalita, Tapasi; Dev, Dharm; Mondal, Sandip; Giri, Rajat Subhra; Mandal, Bhubaneswar. Synthetic Route of C7H5IO2This research focused onurea preparation; carbamate preparation; thiocarbamate preparation; carboxylic acid ethyl cyano nitrophenylsulfonyloximino acetate Curtius rearrangement. The article conveys some information:

A detailed NMR-based mechanism study is incorporated here. Direct conversion of to ureas RNHC(O)NHR1 (R = Ph, 4-methylphenyl, 4-methoxybenzyl, (tert-butoxycarbonylamino)(phenyl)methyl, etc.; R1 = 4-chlorophenyl, tert-Bu, methoxycarbonylmethyl, etc.), carbamates RNHC(O)OR1 (R = 4-methoxyphenyl, 4-bromophenyl; R1 = 4-nitrobenzyl, 4-methoxybenzyl), and thiocarbamate RNHC(O)SR1 (R = Ph, undecan-1-yl, 2-methoxyphenyl; R1 = 4-chlorobenzyl) in a single pot via Curtius rearrangement is accomplished. One recently established coupling reagent, ethyl-2-cyano-2-(2-nitrophenylsulfonyloximino)acetate (ortho-NosylOXY), is successfully used for the racemization free synthesis of ureas, di-peptidyl ureas, and carbamates with moderate to good yield (82-69%). This single-pot hassle-free procedure works with a diverse range of N-protecting groups Fmoc, Boc, and Cbz. Various amines R1NH2, including aromatic, Me esters of amino acids, tert-butylamine, benzyl alcs. (such as 4-nitrobenzyl alc., 4-methoxybenzyl alc.), and (4-chlorophenyl)-methanethiol, are used as nucleophiles. Racemization suppression, easy removal of byproducts, and less waste generation make this methodol. useful. The experimental process involved the reaction of 4-Iodobenzoic acid(cas: 619-58-9Synthetic Route of C7H5IO2)

4-Iodobenzoic acid(cas: 619-58-9) belongs to organic iodides. Alkyl iodides react at a faster rate than alkyl fluorides due to the weak C-I bond.Synthetic Route of C7H5IO2Iodo alkanes participate in a variety of organic synthesis reactions, which include the Simmons–Smith reaction (cyclopropanation using iodomethane), Williamson ether synthesis, Wittig reaction, Grignard reaction, alkyl coupling reactions, and Wurtz reaction.

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

《Tumour-targeting photosensitisers for one- and two-photon activated photodynamic therapy》 was written by Jenni, Sebastien; Sour, Angelique; Bolze, Frederic; Ventura, Barbara; Heitz, Valerie. Synthetic Route of C7H5IO2This research focused ontumor photosensitizer photon excitation photodynamic therapy. The article conveys some information:

Despite the advantages of photodynamic therapy (PDT) over chemotherapy or radiotherapy such as low side effects, lack of treatment resistance and spatial selectivity inherent to light activation of the drug, several limitations especially related to the photosensitizer (PS) prevent PDT from becoming widespread in oncol. Herein, new folic acid- and biotin-conjugated PSs for tumor-targeting PDT are reported, with promising properties related to PDT such as intense absorption following one-photon excitation in the red or two-photon excitation in the near-IR, and also high singlet oxygen quantum yield (close to 70% in DMSO). Cellular studies demonstrated that both targeted PSs induced phototoxicity, the folate-targeted PS being the most effective one with 80% of cell death following 30 min of irradiation and a phototoxicity four times higher than that of the non-targeted PS. This result is in accordance with the uptake of the folate-targeted PS in HeLa cells, mediated by the folate receptors. Moreover, this folate-targeted PS was also phototoxic following two-photon excitation at 920 nm, opening new perspectives for highly selective PDT treatment of small and deep tumors. In the part of experimental materials, we found many familiar compounds, such as 4-Iodobenzoic acid(cas: 619-58-9Synthetic Route of C7H5IO2)

4-Iodobenzoic acid(cas: 619-58-9) belongs to organic iodides. Organic iodides are used in veterinary products (Organic Iodide Powder) as a nutritional source of iodine.Synthetic Route of C7H5IO2 In the chemical industry, alkyl iodides serve as excellent alkylating agents and, specifically, methyl iodide is used as a methylating agent in the synthesis of various pharmaceutical drugs.

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Reference of 1-Chloro-4-iodo-2-nitrobenzeneOn September 30, 2009 ,《Synthesis and potent antifungal activity against Candida species of some novel 1H-benzimidazoles》 was published in Journal of Heterocyclic Chemistry. The article was written by Goeker, Hakan; Alp, Mehmet; Ates-Alagoez, Zeynep; Yildiz, Sulhiye. The article contains the following contents:

A series of 47 novel N1-alkylated-2-aryl-5(6)-substituted-1H-benzimidazoles and their three novel indole analogs were synthesized and evaluated for in vitro antifungal activities against Candida species by the tube dilution method. The results showed that I and II, having pyridine at the position C-2, of benzimidazoles exhibited the greatest activity with MIC values of 6.25-3.12 μg/mL. Indole analogs III (R1 = H, R2 = Br; R1 = Pr, R2 = Br, CN) have no inhibitory activity. The results came from multiple reactions, including the reaction of 1-Chloro-4-iodo-2-nitrobenzene(cas: 41252-95-3Reference of 1-Chloro-4-iodo-2-nitrobenzene)

1-Chloro-4-iodo-2-nitrobenzene(cas: 41252-95-3) belongs to organic iodides. Generally organic iodides can be divided into two classes of alkyl iodides and aryl iodides. Typical reactions of alkyl iodides include nucleophilic substitution, elimination, reduction, and the formation of organometallics.Reference of 1-Chloro-4-iodo-2-nitrobenzene

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com

Computed Properties of C7H4FIO2On November 26, 2012 ,《Orally Active Metabotropic Glutamate Subtype 2 Receptor Positive Allosteric Modulators: Structure-Activity Relationships and Assessment in a Rat Model of Nicotine Dependence》 appeared in Journal of Medicinal Chemistry. The author of the article were Sidique, Shyama; Dhanya, Raveendra-Panickar; Sheffler, Douglas J.; Nickols, Hilary Highfield; Yang, Li; Dahl, Russell; Mangravita-Novo, Arianna; Smith, Layton H.; D’Souza, Manoranjan S.; Semenova, Svetlana; Conn, P. Jeffrey; Markou, Athina; Cosford, Nicholas D. P.. The article conveys some information:

Compounds that modulate metabotropic glutamate subtype 2 (mGlu2) receptors have the potential to treat several disorders of the central nervous system (CNS) including drug dependence. Herein the authors describe the synthesis and structure-activity relationship (SAR) studies around a series of mGlu2 receptor pos. allosteric modulators (PAMs). The effects of N-substitution and substitutions on the aryl ring were identified as key areas for SAR exploration. Investigation of the effects of varying substituents in both the isoindolinone (I) and benzisothiazolone (II) series led to compounds with improved in vitro potency and/or efficacy. In addition, several analogs exhibited promising pharmacokinetic (PK) properties. Furthermore, compound I was shown to dose-dependently decrease nicotine self-administration in rats following oral administration. Our data, showing for the first time efficacy of an mGlu2 receptor PAM in this in vivo model, suggest potential utility for the treatment of nicotine dependence in humans. The results came from multiple reactions, including the reaction of 5-Fluoro-3-iodobenzoic acid(cas: 723294-74-4Computed Properties of C7H4FIO2)

5-Fluoro-3-iodobenzoic acid(cas: 723294-74-4) belongs to organic iodides. The carbon-iodine bond is weaker than other carbon-halogen bonds due to the poor electronegative nature of the iodine atom. Alkyl iodides react at a faster rate than alkyl fluorides due to the weak C-I bond.Computed Properties of C7H4FIO2

Referemce:
Iodide – Wikipedia,
Iodide – an overview | ScienceDirect Topics – ScienceDirect.com