Category: iodides-buliding-blocks

In 2022,Huang, Yuanjing; Zhang, Jing published an article in Synthesis. The title of the article was 《Potassium tert-Butoxide Facilitated Amination of Carboxylic Acids with N,N-Dimethylformamide》.Computed Properties of C7H5IO2 The author mentioned the following in the article:

A practical and efficient potassium tert-butoxide (KOtBu)-facilitated amination of carboxylic acids with N,N-dimethylamine was described. In the presence of catalytic amount of KOtBu, a variety of aliphatic and aromatic carboxylic acids were transformed to N,N-dimethylamides using DMF as the dimethylamine reagent with the assistance of trimethylacetic anhydride. The applicability of this protocol was demonstrated by late-stage dimethylamidation of complex drug mols. A plausible reaction mechanism involving KOtBu-facilitated in-situ amine generation from formamide decomposition and anhydride-mediated condensation was proposed on the basis of mechanistic investigations. The results came from multiple reactions, including the reaction of 4-Iodobenzoic acid(cas: 619-58-9Computed Properties of C7H5IO2)

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. In general, organic iodides are light-sensitive and turn yellow during storage, owing to the formation of iodine.Computed Properties of C7H5IO2

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

In 2022,Zhang, Xu; Fang, Wan-Yin; Qin, Hua-Li published an article in Organic Letters. The title of the article was 《Regio- and Stereoselective Installation of Bromide onto Vinyl Sulfonyl Fluorides: Construction of a Class of Versatile Sulfur Fluoride Exchange Hubs》.Related Products of 591-18-4 The author mentioned the following in the article:

A convenient protocol for the exclusively regio- and stereoselective installation of a bromine atom on the 2-arylvinylsulfonyl fluorides using lithium bromide (LiBr) as the bromine source was described, providing (Z)-1-bromo-2-arylethene-1-sulfonyl fluorides (Z-BASF) with versatile reactive handles (bromide, vinyl, and sulfonyl fluoride) in ≤88% yield. Meanwhile, Z-BASF mols. displayed various reactivities in a series of chem. transformations. The results came from multiple reactions, including the reaction of 1-Bromo-3-iodobenzene(cas: 591-18-4Related Products of 591-18-4)

1-Bromo-3-iodobenzene(cas: 591-18-4) has been used in the preparation of 1-(3′-bromophenyl)-3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodec-1-ene and 1-(3′-bromophenyl)-3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooct-1-ene.Related Products of 591-18-4 Further, it is involved in the preparation of oxygen-tethered 1,6-enynes.

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

In 2022,Yang, Tao; Zhang, Lei; Shang, Yicun; Zhu, Zhenzhu; Jin, Suxing; Guo, Zijian; Wang, Xiaoyong published an article in Chemical Science. The title of the article was 《Concurrent suppression of Aβ aggregation and NLRP3 inflammasome activation for treating Alzheimer′s disease》.Computed Properties of C7H5IO2 The author mentioned the following in the article:

Alzheimer′s disease (AD) is a neurodegenerative illness accompanied by severe memory loss, cognitive disorders and impaired behavioral ability. Amyloid β-peptide (Aβ) aggregation and nucleotide-binding oligomerization domain (NOD)-like receptor protein 3 (NLRP3) inflammasome play crucial roles in the pathogenesis of AD. Aβ plaques not only induce oxidative stress and impair neurons, but also activate the NLRP3 inflammasome, which releases inflammatory cytokine IL-1β to trigger neuroinflammation. A bifunctional mol., 2-[2-(benzo[d]thiazol-2-yl)phenylamino]benzoic acid (BPBA), with both Aβ-targeting and inflammasome-inhibiting capabilities was designed and synthesized. BPBA inhibited self- and Cu2+- or Zn2+-induced Aβ aggregation, disaggregated the already formed Aβ aggregates, and reduced the neurotoxicity of Aβ aggregates; it also inhibited the activation of the NLRP3 inflammasome and reduced the release of IL-1β in vitro and vivo. Moreover, BPBA decreased the production of reactive oxygen species (ROS) and alleviated Aβ-induced paralysis in transgenic C. elegans with the human Aβ42 gene. BPBA exerts an anti-AD effect mainly through dissolving Aβ aggregates and inhibiting NLRP3 inflammasome activation synergistically. In addition to this study using 2-Iodobenzoic acid, there are many other studies that have used 2-Iodobenzoic acid(cas: 88-67-5Computed Properties of C7H5IO2) was used in this study.

2-Iodobenzoic acid(cas: 88-67-5) 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.Computed Properties of C7H5IO2

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

In 2022,Li, Lin; Liu, Xin-Lian; Qi, Zhuang; Yang, Ai-Hua; Ma, Ai-Jun; Peng, Jin-Bao published an article in Organic Letters. The title of the article was 《Palladium-Catalyzed Carbonylative Sonogashira/Annulation Reaction: Synthesis of Indolo[1,2-b]isoquinolines》.Related Products of 63069-48-7 The author mentioned the following in the article:

A palladium-catalyzed carbonylative Sonogashira/annulation reaction for the synthesis of indolo[1,2-b]isoquinolines I [Ar = Ph, 4-MeC6H4, 3,4-di-MeOC6H3, etc.; R1 = H, 3-F, 2-F, 2-Cl, 3-Cl, 3-Me; R2 = H, 8-F, 9-Me ] was developed. Tetracyclic 6/5/6/6 indoline skeletons I were synthesized in moderate to good yields from easily available 2-bromo-N-(2-iodophenyl)benzamides and terminal alkynes. Notably, this efficient methodol. established three C-C bonds and a C-N bond through a one-step transformation and provided a new method for the synthesis of indolo[1,2-b]isoquinoline derivatives I. In the part of experimental materials, we found many familiar compounds, such as 4-Chloro-2-iodoaniline(cas: 63069-48-7Related Products of 63069-48-7)

4-Chloro-2-iodoaniline(cas: 63069-48-7) belongs to anime. Amines have a free lone pair with which they can coordinate to metal centers. Amine–metal bonds are weaker because amines are incapable of backbonding, but they are still important for sensing applications.While stronger than hydrogen bonds, amine–metal bonds are still weaker than both covalent and ionic bonds.Related Products of 63069-48-7

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

In 2022,Bisht, Narendra; Singh, Prabhakar; Babu, Srinivasarao Arulananda published an article in Synthesis. The title of the article was 《Pd(II)-Catalyzed, Picolinamide-Aided γ-(sp2)-C-H Functionalization of Racemic and Enantiopure α-Methylbenzylamine and Phenylglycinol Scaffolds》.Recommanded Product: 1-Chloro-3-iodobenzene The author mentioned the following in the article:

In this paper, the Pd(II)-catalyzed, picolinamide DG-aided sp2γ-C-H functionalization and expansion of the library of enantiopure α-methylbenzylamine and phenylglycinol scaffolds RCH(CH2R1)NHC(O)R2 (R = Ph, 4-methylphenyl, 2-chlorophenyl, 4-chlorophenyl; R1 = H, OAc; R2 = Ph, pyridin-2-yl, 5-methyl-1,2-oxazol-3-yl, etc.) were reported. The synthesis of a wide range of racemic and enantiopure ortho-C-H arylated, alkylated, brominated, and iodinated α-methylbenzylamine and phenylglycinol scaffolds e.g., N-(1-(4,4”-dimethoxy-[1,1′:3′,1”-terphenyl]-2′-yl)ethyl)picolinamide was shown. Various racemic and Rand S(chiral) sp2γ-C-H functionalized α-methylbenzylamine and phenylglycinol scaffolds were synthesized with good enantiopurities. Racemic and enantiopure α-methylbenzylamine and phenylglycinol derivatives are important building blocks in organic synthesis and medicinal chem. Accordingly, this work contributes to the expansion of the libraries of α-methylbenzylamine and phenylglycinol motifs and substrate scope development through the Pd(II)-catalyzed bidentate directing group picolinamide-aided site-selective C-H activation and functionalization method. The experimental process involved the reaction of 1-Chloro-3-iodobenzene(cas: 625-99-0Recommanded Product: 1-Chloro-3-iodobenzene)

1-Chloro-3-iodobenzene(cas: 625-99-0) 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: 1-Chloro-3-iodobenzene

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

Yang, Ke; Li, Zhi; Liu, Chong; Li, Yunjian; Hu, Qingyue; Elsaid, Mazen; Li, Bijin; Das, Jayabrata; Dang, Yanfeng; Maiti, Debabrata; Ge, Haibo published an article in 2022. The article was titled 《Ligand-promoted palladium-catalyzed β-methylene C-H arylation of primary aldehydes》, and you may find the article in Chemical Science.Product Details of 591-18-4 The information in the text is summarized as follows:

The development of a direct Pd-catalyzed methylene β-C-H arylation of linear unmasked aldehydes were synthesized using 3-amino-3-methylbutanoic acid as a TDG (Transient Directing Group) and 2-pyridone as an external ligand. D. functional theory calculations provided insights into the reaction mechanism and shed light on the roles of the external and transient directing ligands in the catalytic transformation. In the experimental materials used by the author, we found 1-Bromo-3-iodobenzene(cas: 591-18-4Product Details of 591-18-4)

1-Bromo-3-iodobenzene(cas: 591-18-4) has been used in the preparation of 1-(3′-bromophenyl)-3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodec-1-ene and 1-(3′-bromophenyl)-3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooct-1-ene.Product Details of 591-18-4 Further, it is involved in the preparation of oxygen-tethered 1,6-enynes.

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

《Regioselective Three-Component Synthesis of Vicinal Diamines via 1,2-Diamination of Styrenes》 was written by Cao, Jie; Lv, Daqi; Yu, Fei; Chiou, Mong-Feng; Li, Yajun; Bao, Hongli. HPLC of Formula: 15164-44-0This research focused onvicinal diamine preparation regioselective; styrene diamination azodicarboxylate. The article conveys some information:

Herein, a regioselective intermol. three-component vicinal diamination of styrenes with acetonitrile and azodicarboxylates is reported. The diamination products can be produced in moderate to excellent yields via the Ritter reaction. Synthetic applications and theor. studies of this reaction have been conducted. After reading the article, we found that the author used 4-Iodobenzaldehyde(cas: 15164-44-0HPLC of Formula: 15164-44-0)

4-Iodobenzaldehyde(cas: 15164-44-0) is used in synthesis of 4-[2-(trimethylsilyl)ethynyl]benzaldehyde, 5,15-dimesityl-10-(3-[2-(trimethylsilyl)ethynyi]phenyl}-20-(4-iodophenyl)porphyrin, and 5,15-dimesityl-10-[3,5-bis{2-[4-(N,N’-difluoroboryl-1,9-dimethyidipyrrin-5-yl)-phenyl]ethynyl}phenyl]-20-(4-iodophenyl)porphyrin.HPLC of Formula: 15164-44-0

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

《Postsynthetic crystalline transformation in two-dimensional perovskites via organothiol-based chemistry》 was written by Yuan, Zilong; Zhao, Liang; Pradhan, Ekadashi; Lai, Ming; Zeng, Tao; Yang, Zhenyu. Quality Control of 1-Iodopyrrolidine-2,5-dioneThis research focused ontwo dimensional perovskite crystalline transformation organothiol chem. The article conveys some information:

The first postsynthetic solution-based crystal transformation of two-dimensional metal halide perovskites (2D MHPs) through organothiol-based reactions is reported. It is well-established that the crystal formation from a solution containing predesigned metal ion and organic cation precursors produces well-defined 2D MHPs with various intercalating organic cations. However, few reports outlining the postsynthetic crystal transformation of 2D MHPs have appeared. Here, we report that, upon organothiol-based redox or condensation reactions, large organic cations in three types of 2D MHPs can interconvert under ambient conditions without damage to the layered inorganic framework. The swift and complete crystal interconversion has been confirmed using combined techniques including X-ray diffraction and 13C NMR (13C NMR) spectroscopy. Electronic structures of the MHPs were investigated using computational chem.1-Iodopyrrolidine-2,5-dione(cas: 516-12-1Quality Control of 1-Iodopyrrolidine-2,5-dione) was used in this study.

1-Iodopyrrolidine-2,5-dione(cas: 516-12-1) is used in the preparation of vinyl sulfones from olefins and benzenesulfinic acid. It acts as a source for I+ and involved in Hunsdiecker reactions for the conversion of cinnamic acids, and propiolic acids to the corresponding alfa-halostyrenes and 1-halo-1-alkynes respectively. Quality Control of 1-Iodopyrrolidine-2,5-dione

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

Application of 624-73-7In 2020 ,《Dehydroxylative Fluorination of Tertiary Alcohols》 was published in Organic Letters. The article was written by Zhang, Wei; Gu, Yu-Cheng; Lin, Jin-Hong; Xiao, Ji-Chang. The article contains the following contents:

A large number of fluorination methods have been developed, but the construction of a tertiary C-F bond remains challenging. Herein, we describe an efficient dehydroxylative fluorination of tertiary alcs. with Selectfluor via the activation of a hydroxyl group by a Ph2PCH2CH2PPh2/ICH2CH2I system. Although the reagents appear to be not compatible (Selectfluor with the phosphine and I- generated in situ), the reactions occur rapidly to give the desired products in moderate to high yields. This work may present a new discovery in fluorination of alcs. since the reported methods are mainly limited to primary and secondary alcs. The experimental part of the paper was very detailed, including the reaction process of 1,2-Diiodoethane(cas: 624-73-7Application 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.Application of 624-73-7

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

Electric Literature of C6H5IOIn 2021 ,《SuFExable polymers with helical structures derived from thionyl tetrafluoride》 was published in Nature Chemistry. The article was written by Li, Suhua; Li, Gencheng; Gao, Bing; Pujari, Sidharam P.; Chen, Xiaoyan; Kim, Hyunseok; Zhou, Feng; Klivansky, Liana M.; Liu, Yi; Driss, Hafedh; Liang, Dong-Dong; Lu, Jianmei; Wu, Peng; Han, Zuilhof; Moses, John; Sharpless, K. Barry. The article contains the following contents:

Sulfur(VI) fluoride exchange (SuFEx) is a category of click chem. that enables covalent linking of modular units through sulfur(VI) connective hubs. The efficiency of SuFEx and the stability of the resulting bonds have led to polymer chem. applications. Now, we report the SuFEx click chem. synthesis of several structurally diverse SOF4-derived copolymers based on the polymerization of bis(iminosulfur oxydifluorides) and bis(aryl silyl ethers). This polymer class presents two key characteristics. First, the [-N=S(=O)F-O-] polymer backbone linkages are themselves SuFExable and undergo precise SuFEx-based post-modification with phenols or amines to yield branched functional polymers. Second, studies of individual polymer chains of several of these new materials indicate helical polymer structures. The robust nature of SuFEx click chem. offers the potential for post-polymerization modification, enabling the synthesis of materials with control over composition and conformation. After reading the article, we found that the author used 3-Iodophenol(cas: 626-02-8Electric Literature of C6H5IO)

3-Iodophenol(cas: 626-02-8) belongs to organic iodides. Organic iodides are used in veterinary products (Organic Iodide Powder) as a nutritional source of iodine.Electric Literature of C6H5IO 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