Category: amides-buliding-blocks

Cross-kingdom expression of synthetic genetic elements promotes discovery of metabolites in the human microbiome was written by Patel, Jaymin R.;Oh, Joonseok;Wang, Shenqi;Crawford, Jason M.;Isaacs, Farren J.. And the article was included in Cell (Cambridge, MA, United States) in 2022.Product Details of 1094-61-7 The following contents are mentioned in the article:

Small mols. encoded by biosynthetic pathways mediate cross-species interactions and harbor untapped potential, which has provided valuable compounds for medicine and biotechnol. Since studying biosynthetic gene clusters in their native context is often difficult, alternative efforts rely on heterologous expression, which is limited by host-specific metabolic capacity and regulation. Here, we describe a computational-exptl. technol. to redesign genes and their regulatory regions with hybrid elements for cross-species expression in Gram-neg. and -pos. bacteria and eukaryotes, decoupling biosynthetic capacity from host-range constraints to activate silenced pathways. These synthetic genetic elements enabled the discovery of a class of microbiome-derived nucleotide metabolites-tyrocitabines-from Lactobacillus iners. Tyrocitabines feature a remarkable orthoester-phosphate, inhibit translational activity, and invoke unexpected biosynthetic machinery, including a class of “Amadori synthases” and “abortive” tRNA synthetases. Our approach establishes a general strategy for the redesign, expression, mobilization, and characterization of genetic elements in diverse organisms and communities. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Product Details of 1094-61-7).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. The amide group is called a peptide bond when it is part of the main chain of a protein, and an isopeptide bond when it occurs in a side chain, such as in the amino acids asparagine and glutamine. Amides are not in general accessible by the direct condensation of amines with carboxylic acids for two reasons: first, both components are readily deactivated by a transfer of a proton from the acid to the amine and second, the hydroxy unit on the carbonyl of the acid is a relatively poor leaving group. Nevertheless, the formation of five- and six-membered rings is often surprisingly simple provided that other factors can be brought into play to assist in the condensation.Product Details of 1094-61-7

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Cross-kingdom expression of synthetic genetic elements promotes discovery of metabolites in the human microbiome was written by Patel, Jaymin R.;Oh, Joonseok;Wang, Shenqi;Crawford, Jason M.;Isaacs, Farren J.. And the article was included in Cell (Cambridge, MA, United States) in 2022.COA of Formula: C11H15N2O8P The following contents are mentioned in the article:

Small mols. encoded by biosynthetic pathways mediate cross-species interactions and harbor untapped potential, which has provided valuable compounds for medicine and biotechnol. Since studying biosynthetic gene clusters in their native context is often difficult, alternative efforts rely on heterologous expression, which is limited by host-specific metabolic capacity and regulation. Here, we describe a computational-exptl. technol. to redesign genes and their regulatory regions with hybrid elements for cross-species expression in Gram-neg. and -pos. bacteria and eukaryotes, decoupling biosynthetic capacity from host-range constraints to activate silenced pathways. These synthetic genetic elements enabled the discovery of a class of microbiome-derived nucleotide metabolites-tyrocitabines-from Lactobacillus iners. Tyrocitabines feature a remarkable orthoester-phosphate, inhibit translational activity, and invoke unexpected biosynthetic machinery, including a class of “Amadori synthases” and “abortive” tRNA synthetases. Our approach establishes a general strategy for the redesign, expression, mobilization, and characterization of genetic elements in diverse organisms and communities. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7COA of Formula: C11H15N2O8P).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. Amides include many other important biological compounds, as well as many drugs like paracetamol, penicillin and LSD. Low-molecular-weight amides, such as dimethylformamide, are common solvents. Ionic, or saltlike, amides are strongly alkaline compounds ordinarily made by treating ammonia, an amine, or a covalent amide with a reactive metal such as sodium.COA of Formula: C11H15N2O8P

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Alkaloids analysis using off-line two-dimensional supercritical fluid chromatography × ultra-high performance liquid chromatography was written by Li, Kuiyong;Fu, Qing;Xin, Huaxia;Ke, Yanxiong;Jin, Yu;Liang, Xinmiao. And the article was included in Analyst (Cambridge, United Kingdom) in 2014.Formula: C14H25NO The following contents are mentioned in the article:

An off-line two-dimensional (2-D) supercritical fluid chromatog. (SFC) × ultra-HPLC (UHPLC) method with high orthogonality was developed for the anal. of the practical amide alkaloids fraction from P. longum L. The effects of SFC parameters such as column type, organic modifier, temperature and back-pressure on separation were systematically evaluated. Different selectivity was observed for different columns (BEH, BEH 2-EP, XAmide and CSH FP). A study was then carried out of the orthogonality of different columns and systems following a geometric approach with a set of amide alkaloid samples. The orthogonality between a CSH FP column and a BEH column reached 50.79%, which was much higher than that for the other columns. While the orthogonality between SFC and UHPLC based on an XAmide column and an HSS T3 column reached 69.84%, which was the highest of all the combinations. At last, the practical amide alkaloids fraction was analyzed with an off-line 2-D chromatog. SFC × UHPLC system. In total, at least 340 peaks were detected by this method. Rapid separation in these two dimensions and easy post treatment of SFC facilitated this 2-D system for the separation of complex samples. This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Formula: C14H25NO).

(2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7) belongs to amides. Compared to amines, amides are very weak bases and do not have clearly defined acid–base properties in water. On the other hand, amides are much stronger bases than esters, aldehydes, and ketones. In simple aromatic amides, fragmentation occurs on both sides of the carbonyl group. If a hydrogen is available in N-substituted aromatic amides, it tends to migrate and form an aromatic amine and the loss of a ketene.Formula: C14H25NO

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Capsaicin, nonivamide and trans-pellitorine decrease free fatty acid uptake without TRPV1 activation and increase acetyl-coenzyme A synthetase activity in Caco-2 cells was written by Rohm, Barbara;Riedel, Annett;Ley, Jakob P.;Widder, Sabine;Krammer, Gerhard E.;Somoza, Veronika. And the article was included in Food & Function in 2015.Synthetic Route of C14H25NO The following contents are mentioned in the article:

Red pepper and its major pungent component, capsaicin, have been associated with hypolipidemic effects in rats, although mechanistic studies on the effects of capsaicin and/or structurally related compounds on lipid metabolism are scarce. In this work, the effects of capsaicin and its structural analog nonivamide, the aliphatic alkamide trans-pellitorine and vanillin as the basic structural element of all vanilloids on the mechanisms of intestinal fatty acid uptake in differentiated intestinal Caco-2 cells were studied. Capsaicin and nonivamide were found to reduce fatty acid uptake, with IC₅₀ values of 0.49 μM and 1.08 μM, resp. trans-Pellitorine was shown to reduce fatty acid uptake by 14.0 ± 2.14% at 100 μM, whereas vanillin was not effective, indicating a pivotal role of the alkyl chain with the acid amide group in fatty acid uptake by Caco-2 cells. This effect was associated neither with the activation of the transient receptor potential cation channel subfamily V member 1 (TRPV1) or the epithelial sodium channel (ENaC) nor with effects on paracellular transport or glucose uptake. However, acetyl-CoA synthetase activity increased (p < 0.05) in the presence of 10 μM capsaicin, nonivamide or trans-pellitorine, pointing to an increased fatty acid biosynthesis that might counteract the decreased fatty acid uptake. This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Synthetic Route of C14H25NO).

(2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7) belongs to amides. Because of the greater electronegativity of oxygen, the carbonyl (C=O) is a stronger dipole than the N–C dipole. The presence of a C=O dipole and, to a lesser extent a N–C dipole, allows amides to act as H-bond acceptors. Amides can be freed from solvent or water by drying below their melting points. These purifications can also be used for sulfonamides and acid hydrazides.Synthetic Route of C14H25NO

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Nicotinamide mononucleotide administration restores redox homeostasis via the Sirt3-Nrf2 axis and protects aged mice from oxidative stress-induced liver injury was written by Luo, Chengting;Ding, Wenxi;Yang, Changmei;Zhang, Wenhao;Liu, Xiaohui;Deng, Haiteng. And the article was included in Journal of Proteome Research in 2022.Name: ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate The following contents are mentioned in the article:

Altered adaptive homeostasis contributes to aging and lifespan regulation. In the present study, to characterize the mechanism of aging in mouse liver, we performed quant. proteomics and found that the most upregulated proteins were related to the oxidation-reduction process. Further anal. revealed that malondialdehyde (MDA) and protein carbonyl (PCO) levels were increased, while nuclear Nrf2 and downstream genes were significantly increased, indicating that oxidative stress induced Nrf2 activation in aged mouse liver. Importantly, NMN administration decreased the oxidative stress and the nuclear Nrf2 and Nrf2 downstream gene levels. Indeed, aged mice treated with NMN improved stress resistance against acetaminophen (APAP)-induced liver injury, indicating that NMN restored Nrf2-mediated adaptive homeostasis. Further studies found that NMN increased Sirt3 activities to deacetylate age-associated acetylation at K68 and K122 in Sod2, while its effects on nuclear Nrf2 levels were diminished in Sirt3-deficient mice, suggesting that NMN-enhanced adaptive homeostasis was Sirt3-dependent. Taken together, we demonstrated that Nrf2-regulated adaptive homeostasis was decreased in aged mouse liver and NMN supplementation restored liver redox homeostasis via the Sirt3-Nrf2 axis and protected aged liver from oxidative stress-induced injury. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Name: ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. Amides include many other important biological compounds, as well as many drugs like paracetamol, penicillin and LSD. Low-molecular-weight amides, such as dimethylformamide, are common solvents. The presence of the amide group –C(=O)N– is generally easily established, at least in small molecules. It can be distinguished from nitro and cyano groups in IR spectra. Amides exhibit a moderately intense νCO band near 1650 cm−1. By 1H NMR spectroscopy, CONHR signals occur at low fields. In X-ray crystallography, the C(=O)N center together with the three immediately adjacent atoms characteristically define a plane.Name: ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Nicotinamide mononucleotide administration restores redox homeostasis via the Sirt3-Nrf2 axis and protects aged mice from oxidative stress-induced liver injury was written by Luo, Chengting;Ding, Wenxi;Yang, Changmei;Zhang, Wenhao;Liu, Xiaohui;Deng, Haiteng. And the article was included in Journal of Proteome Research in 2022.Application of 1094-61-7 The following contents are mentioned in the article:

Altered adaptive homeostasis contributes to aging and lifespan regulation. In the present study, to characterize the mechanism of aging in mouse liver, we performed quant. proteomics and found that the most upregulated proteins were related to the oxidation-reduction process. Further anal. revealed that malondialdehyde (MDA) and protein carbonyl (PCO) levels were increased, while nuclear Nrf2 and downstream genes were significantly increased, indicating that oxidative stress induced Nrf2 activation in aged mouse liver. Importantly, NMN administration decreased the oxidative stress and the nuclear Nrf2 and Nrf2 downstream gene levels. Indeed, aged mice treated with NMN improved stress resistance against acetaminophen (APAP)-induced liver injury, indicating that NMN restored Nrf2-mediated adaptive homeostasis. Further studies found that NMN increased Sirt3 activities to deacetylate age-associated acetylation at K68 and K122 in Sod2, while its effects on nuclear Nrf2 levels were diminished in Sirt3-deficient mice, suggesting that NMN-enhanced adaptive homeostasis was Sirt3-dependent. Taken together, we demonstrated that Nrf2-regulated adaptive homeostasis was decreased in aged mouse liver and NMN supplementation restored liver redox homeostasis via the Sirt3-Nrf2 axis and protected aged liver from oxidative stress-induced injury. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Application of 1094-61-7).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. Amides are pervasive in nature and technology. Proteins and important plastics like Nylons, Aramid, Twaron, and Kevlar are polymers whose units are connected by amide groups (polyamides); these linkages are easily formed, confer structural rigidity, and resist hydrolysis. In simple aromatic amides, fragmentation occurs on both sides of the carbonyl group. If a hydrogen is available in N-substituted aromatic amides, it tends to migrate and form an aromatic amine and the loss of a ketene.Application of 1094-61-7

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Comparative metabolomic analysis of different-colored hawthorn berries (Crataegus pinnatifida) provides a new interpretation of color trait and antioxidant activity was written by Yang, Chunjie;Wang, Xin;Zhang, Ju;Li, Nan;Wu, Ruixiao;Wang, Tian;Ding, Wu. And the article was included in LWT–Food Science and Technology in 2022.Application of 1094-61-7 The following contents are mentioned in the article:

Hawthorn (Crataegus spp.) berry has long been used in traditional Chinese medicine and as a functional food. In order to investigate the variation in metabolites in different colored hawthorn berry varieties and to identify the constituents responsible for their color trait and antioxidant activity, four different-colored hawthorn berries were analyzed and compared using LC-MS/MS based on comparative metabolomic anal. A total of 728 metabolites were identified. The metabolic compounds differed among the samples. The differentially activated metabolic pathways included phenylpropanoid biosynthesis, phenylalanine metabolism, flavone and flavonol biosynthesis, and amino acids biosynthesis. The hawthorn berry color was caused mainly by a combination of five anthocyanins, pH (influenced by organic acids), and non-anthocyanin flavonoids present as co-pigments. Polyphenol compounds, including phenolic acids and flavonoids, were closely associated with antioxidant activity in hawthorn berry. In addition, significantly higher (P < 0.05) antioxidant activity was found in the dark red sample variety (C. pinnatifida Wulingzirou, WLZR), and may be related to the high concentration of 32 polyphenols. These findings provide valuable insight into the metabolite composition, function and the mechanism of color formation in hawthorn berry. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Application of 1094-61-7).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. Amides include many other important biological compounds, as well as many drugs like paracetamol, penicillin and LSD. Low-molecular-weight amides, such as dimethylformamide, are common solvents. Amides are stable compounds. The lower-melting members (such as acetamide) can be readily purified by fractional distillation. Most amides are solids which have low solubilities in water.Application of 1094-61-7

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Comparative metabolomic analysis of different-colored hawthorn berries (Crataegus pinnatifida) provides a new interpretation of color trait and antioxidant activity was written by Yang, Chunjie;Wang, Xin;Zhang, Ju;Li, Nan;Wu, Ruixiao;Wang, Tian;Ding, Wu. And the article was included in LWT–Food Science and Technology in 2022.Product Details of 1094-61-7 The following contents are mentioned in the article:

Hawthorn (Crataegus spp.) berry has long been used in traditional Chinese medicine and as a functional food. In order to investigate the variation in metabolites in different colored hawthorn berry varieties and to identify the constituents responsible for their color trait and antioxidant activity, four different-colored hawthorn berries were analyzed and compared using LC-MS/MS based on comparative metabolomic anal. A total of 728 metabolites were identified. The metabolic compounds differed among the samples. The differentially activated metabolic pathways included phenylpropanoid biosynthesis, phenylalanine metabolism, flavone and flavonol biosynthesis, and amino acids biosynthesis. The hawthorn berry color was caused mainly by a combination of five anthocyanins, pH (influenced by organic acids), and non-anthocyanin flavonoids present as co-pigments. Polyphenol compounds, including phenolic acids and flavonoids, were closely associated with antioxidant activity in hawthorn berry. In addition, significantly higher (P < 0.05) antioxidant activity was found in the dark red sample variety (C. pinnatifida Wulingzirou, WLZR), and may be related to the high concentration of 32 polyphenols. These findings provide valuable insight into the metabolite composition, function and the mechanism of color formation in hawthorn berry. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Product Details of 1094-61-7).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. In primary and secondary amides, the presence of N–H dipoles allows amides to function as H-bond donors as well. Thus amides can participate in hydrogen bonding with water and other protic solvents; the oxygen atom can accept hydrogen bonds from water and the N–H hydrogen atoms can donate H-bonds. Ionic, or saltlike, amides are strongly alkaline compounds ordinarily made by treating ammonia, an amine, or a covalent amide with a reactive metal such as sodium.Product Details of 1094-61-7

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Comparative Analysis of Metabolic Compositions and Trace Elements of Inonotus hispidus Mushroom Grown on Five Different Tree Species was written by Li, Zhijun;Bao, Haiying. And the article was included in ACS Omega in 2022.Computed Properties of C11H15N2O8P The following contents are mentioned in the article:

Inonotus hispidus is a popular edible and medicinal mushroom widely used in China. I. hispidus mushroom mainly grows on five different tree species (Morus alba L., Ulmus macrocarpa Hance, Fraxinus mandshurica Rupr., Ziziphus jujuba Mill., and Malus pumila Mill.), and their fruiting bodies were all sep. used in the market. However, there is no holistic insight to elucidate the mol. basis of the differentiated usage. This study aimed to investigate and compare the metabolite compositions and trace elements in I. hispidus grown on five different tree species. The metabolomic data, 8 kinds of principal components and 12 kinds of trace elements, were analyzed in this study. The results showed that the same 1353 metabolites were identified in I. hispidus grown on five different tree species, but the relative abundance was different. The principal components and trace elements contents are different, for example, polysaccharides, phenol metabolites, Ca, Na, Mg, Fe, and Mn were enriched in I. hispidus grown on M. alba, the flavonoids were enriched in Z. jujuba samples, and the steroids, terpenoids, and Zn were enriched in M. pumila samples. Further, the KEGG enrichment pathway and metabolic models were established. These findings provide a mol. basis for the unique use of the I. hispidus mushroom grown on different tree species. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Computed Properties of C11H15N2O8P).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. Amides are pervasive in nature and technology. Proteins and important plastics like Nylons, Aramid, Twaron, and Kevlar are polymers whose units are connected by amide groups (polyamides); these linkages are easily formed, confer structural rigidity, and resist hydrolysis. Amides can be recrystallised from large quantities of water, ethanol, ethanol/ether, aqueous ethanol, chloroform/toluene, chloroform or acetic acid. The likely impurities are the parent acids or the alkyl esters from which they have been made. The former can be removed by thorough washing with aqueous ammonia followed by recrystallisation, whereas elimination of the latter is by trituration or recrystallisation from an organic solvent.Computed Properties of C11H15N2O8P

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics

Comparative Analysis of Metabolic Compositions and Trace Elements of Inonotus hispidus Mushroom Grown on Five Different Tree Species was written by Li, Zhijun;Bao, Haiying. And the article was included in ACS Omega in 2022.Recommanded Product: ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate The following contents are mentioned in the article:

Inonotus hispidus is a popular edible and medicinal mushroom widely used in China. I. hispidus mushroom mainly grows on five different tree species (Morus alba L., Ulmus macrocarpa Hance, Fraxinus mandshurica Rupr., Ziziphus jujuba Mill., and Malus pumila Mill.), and their fruiting bodies were all sep. used in the market. However, there is no holistic insight to elucidate the mol. basis of the differentiated usage. This study aimed to investigate and compare the metabolite compositions and trace elements in I. hispidus grown on five different tree species. The metabolomic data, 8 kinds of principal components and 12 kinds of trace elements, were analyzed in this study. The results showed that the same 1353 metabolites were identified in I. hispidus grown on five different tree species, but the relative abundance was different. The principal components and trace elements contents are different, for example, polysaccharides, phenol metabolites, Ca, Na, Mg, Fe, and Mn were enriched in I. hispidus grown on M. alba, the flavonoids were enriched in Z. jujuba samples, and the steroids, terpenoids, and Zn were enriched in M. pumila samples. Further, the KEGG enrichment pathway and metabolic models were established. These findings provide a mol. basis for the unique use of the I. hispidus mushroom grown on different tree species. This study involved multiple reactions and reactants, such as ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7Recommanded Product: ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate).

((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate (cas: 1094-61-7) belongs to amides. Because of the greater electronegativity of oxygen, the carbonyl (C=O) is a stronger dipole than the N–C dipole. The presence of a C=O dipole and, to a lesser extent a N–C dipole, allows amides to act as H-bond acceptors. In simple aromatic amides, fragmentation occurs on both sides of the carbonyl group. If a hydrogen is available in N-substituted aromatic amides, it tends to migrate and form an aromatic amine and the loss of a ketene.Recommanded Product: ((2R,3S,4R,5R)-5-(3-Carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl hydrogen phosphate

Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics