Category: amides-buliding-blocks

Ultrasound accelerated γ-aminobutyric acid accumulation in coffee leaves through influencing the microstructure, enzyme activity, and metabolites was written by Sun, Yu;Ji, Dayi;Ma, Haile;Chen, Xiumin. And the article was included in Food Chemistry in 2022.Category: amides-buliding-blocks The following contents are mentioned in the article:

Gamma-aminobutyric acid (GABA) is a non-protein amino acid that possesses various physiol. functions. Our previous study has shown that ultrasound increased GABA accumulation in coffee leaves. In this study, we aimed to uncover the GABA enrichment mechanism by investigating the surface microstructure, cellular permeability, enzyme activities, and metabolomics of coffee leaves under ultrasound treatment. The results showed that ultrasound increased the elec. conductivity and the activities of glutamate decarboxylase, γ-aminoaldehyde dehydrogenase, and diamine oxidase by 12.0%, 265.9%, 124.1%, 46.8%, resp. Environmental scanning electron microscope anal. demonstrated an increased opening of stomata and the rougher surface in the leaves after ultrasound treatment. UPLC-qTOF-MS/MS-based untargeted metabolomics anal. identified 82 differential metabolites involved in various metabolism pathways. Our results indicated that ultrasound changed the surface microstructure of coffee leaves, thereby accelerating the migration of glutamate into the cells; activated related enzymes; regulated C/N metabolism pathways, which led to an increase of GABA. 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: 1094-61-7Category: amides-buliding-blocks).

((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. As a result of interactions such as these, the water solubility of amides is greater than that of corresponding hydrocarbons. These hydrogen bonds are also have an important role in the secondary structure of proteins.Category: amides-buliding-blocks

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

A Narrative Review of Nicotinamide Adenine Dinucleotide (NAD)+ Intermediates Nicotinamide Riboside and Nicotinamide Mononucleotide for Keratinocyte Carcinoma Risk Reduction. was written by Kahn, Benjamin;Borrelli, Mimi;Libby, Tiffany. And the article was included in Journal of drugs in dermatology : JDD in 2022.Reference of 1094-61-7 The following contents are mentioned in the article:

Oral nicotinamide (NAM) supplementation has been shown to decrease the incidence of keratinocyte carcinoma (KC) in high-risk skin cancer patients. NAM is a nicotinamide adenine dinucleotide (NAD+) intermediate and thus directly leads to increased NAD+. This increase in NAD+ is believed to be responsible for NAM’s impact on keratinocyte carcinoma risk. NAD+ has protective cellular effects and is a necessary cofactor for DNA repair, helping to prevent potentially oncogenic mutations. Nicotinamide riboside (NR) and nicotinamide mononucleotide (NMN) are NAD+ intermediates like NAM; however, their protective roles on cellular DNA and effects on cancer have been under-explored. Research into cellular metabolism and aging suggests that NR and NMN can lead to greater increases in NAD+ vs NAM. NR and NMN are safe and well-tolerated and are consequently currently undergoing investigation as agents able to protect against age-associated disease caused by NAD+ depletion. We hypothesize that oral supplementation with NR or NMN may lead to greater reductions in KC than NAM. J Drugs Dermatol. 2022;21(10): 1129-1132. doi:10.36849/JDD.6870. 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: 1094-61-7Reference 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 can be viewed as a derivative of a carboxylic acid RC(=O)OH with the hydroxyl group –OH replaced by an amine group −NR′R″; or, equivalently, an acyl (alkanoyl) group RC(=O)− joined to an amine group. As a result of interactions such as these, the water solubility of amides is greater than that of corresponding hydrocarbons. These hydrogen bonds are also have an important role in the secondary structure of proteins.Reference of 1094-61-7

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

Chemistry and in Vitro Antioxidant Activity of Volatile Oil and Oleoresins of Black Pepper (Piper nigrum) was written by Kapoor, I. P. S.;Singh, Bandana;Singh, Gurdip;De Heluani, Carola S.;De Lampasona, M. P.;Catalan, Cesar A. N.. And the article was included in Journal of Agricultural and Food Chemistry in 2009.Computed Properties of C14H25NO The following contents are mentioned in the article:

Essential oil and oleoresins (ethanol and Et acetate) of Piper nigrum were extracted by using Clevenger and Soxhlet apparatus, resp. GC-MS anal. of pepper essential oil showed the presence of 54 components representing about 96.6% of the total weight β-Caryophylline (29.9%) was found as the major component along with limonene (13.2%), β-pinene (7.9%), sabinene (5.9%), and several other minor components. The major component of both ethanol and Et acetate oleoresins was found to contain piperine (63.9% and 39.0%), with many other components in lesser amounts The antioxidant activities of essential oil and oleoresins were evaluated against mustard oil by peroxide, p-anisidine, and thiobarbituric acid. Both the oil and oleoresins showed strong antioxidant activity in comparison with butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) but lower than that of Pr gallate (PG). In addition, their inhibitory action by FTC method, scavenging capacity by DPPH (2,2′-diphenyl-1-picrylhydrazyl radical), and reducing power were also determined, proving the strong antioxidant capacity of both the essential oil and oleoresins of pepper. This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Computed Properties of C14H25NO).

(2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7) belongs to amides. Amides can be viewed as a derivative of a carboxylic acid RC(=O)OH with the hydroxyl group –OH replaced by an amine group −NR′R″; or, equivalently, an acyl (alkanoyl) group RC(=O)− joined to an amine group. As a result of interactions such as these, the water solubility of amides is greater than that of corresponding hydrocarbons. These hydrogen bonds are also have an important role in the secondary structure of proteins.Computed Properties of C14H25NO

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

Validation of the (Q)SAR combination approach for mutagenicity prediction of flavor chemicals was written by Ono, Atsushi;Takahashi, Mika;Hirose, Akihiko;Kamata, Eiichi;Kawamura, Tomoko;Yamazaki, Takeshi;Sato, Kyoko;Yamada, Masami;Fukumoto, Takayuki;Okamura, Hiroyuki;Mirokuji, Yoshiharu;Honma, Masamitsu. And the article was included in Food and Chemical Toxicology in 2012.Category: amides-buliding-blocks The following contents are mentioned in the article:

Most exposure levels of flavor in food are considered to be extremely low. If at all, genotoxic properties should be taken into account in safety evaluations. We have recently established a (quant.) structure-activity relationship, (Q)SAR, combination system, which is composed of three individual models of mutagenicity prediction for industrial chems. A decision on mutagenicity is defined as the combination of predictive results from the three models. To validate the utility of our (Q)SAR system for flavor evaluation, we assessed 367 flavor chems. that had been evaluated mainly by JECFA and for which Ames test results were available. When two or more models gave a pos. evaluation, the sensitivity was low (19.4%). In contrast, when one or more models gave a pos. evaluation, the sensitivity increased to 47.2%. The contribution of this increased sensitivity was mainly due to the result of the prediction by Derek for Windows, which is a knowledge-based model. Structural anal. of false negatives indicated some common sub-structures. The approach of improving sub-structural alerts could effectively contribute to increasing the predictability of the mutagenicity of flavors, because many flavors possess categorically similar functional sub-structures or are composed of a series of derivatives This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Category: amides-buliding-blocks).

(2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7) belongs to amides. Amides can be viewed as a derivative of a carboxylic acid RC(=O)OH with the hydroxyl group –OH replaced by an amine group −NR′R″; or, equivalently, an acyl (alkanoyl) group RC(=O)− joined to an amine group. 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.Category: amides-buliding-blocks

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

The role of nicotinamide mononucleotide (NMN) in anti-aging, longevity, and its potential for treating chronic conditions was written by Soma, Mounica;Lalam, Satya Kumar. And the article was included in Molecular Biology Reports in 2022.COA of Formula: C11H15N2O8P The following contents are mentioned in the article:

A review. Biosynthesis and regulation of NAD (NAD+) has recently gained a lot of attention. A systemic decline in NAD+ across many tissues is associated with all the hallmarks of aging. NAD+ can affect a variety of cellular processes, including metabolic pathways, DNA repair, and immune cell activity, both directly and indirectly. These cellular processes play a vital role in maintaining homeostasis, but as people get older, their tissue and cellular NAD+ levels decrease, and this drop in NAD+ levels has been connected to a number of age-related disorders. By restoring NAD+ levels, several of these age-related disorders can be delayed or even reversed. Some of the new studies conducted in mice and humans have targeted the NAD+ metabolism with NAD+ intermediates. Of these, NMN (NMN) has been shown to offer great therapeutic potential with promising results in age-related chronic conditions such as diabetes, cardiovascular issues, cognitive impairment, and many others. Further, human interventions are required to study the long-term effects of supplementing NMN with varying doses. The paper focuses on reviewing the importance of NAD+ on human aging and survival, biosynthesis of NAD+ from its precursors, key clin. trial findings, and the role of NMN on various health conditions. 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. 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. 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.COA of Formula: C11H15N2O8P

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

Chemistry, Antioxidant and Antimicrobial Potentials of White Pepper (Piper nigrum L.) Essential Oil and Oleoresins was written by Singh, Sunita;Kapoor, I. P. S.;Singh, Gurdip;Schuff, Carola;Lampasona, M. P.;Catalan, Cesar A. N.. And the article was included in Proceedings of the National Academy of Sciences in 2013.Formula: C14H25NO The following contents are mentioned in the article:

The antioxidant and antimicrobial potentials of volatile oil and oleoresins of white pepper (Piper nigrum L.) was investigated in the present study. The white pepper essential oil has shown strong activity for the inhibition of primary and secondary oxidation products in mustard oil added at 0.02 % concentration which was evaluated using peroxide value and thiobarbituric acid value. Moreover it was further supported by complementary antioxidant assays such as ferric thiocyanate method in linoleic acid system, chelating and scavenging effects on 1,1′-diphenyl-2-picrylhydrazyl radical. In antimicrobial investigations, using inverted petriplate and food poison techniques, white pepper essential oil showed strong inhibition for Fusarium graminearum and Penicillium viridicatum. The white pepper ethanol and n-hexane oleoresin showed moderate inhibition for all tested fungal strains. Gas chromatog.-Mass spectrometry (GC-MS) technique was used to analyze 40 different components constituting approx. 97.7 % of the volatile oil. Among them β-caryophyllene (16.0 %), sabinene (12.6 %), limonene (11.9 %) and torreyol (9.3 %) were the major components with many minor components. Both ethanol and n-hexane oleoresins comprise of 26 components having piperine, as the major component. 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. 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.Formula: C14H25NO

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

Antiprotozoal activity of Achillea ptarmica (Asteraceae) and its main alkamide constituents was written by Althaus, Julia B.;Kaiser, Marcel;Brun, Reto;Schmidt, Thomas J.. And the article was included in Molecules in 2014.Reference of 18836-52-7 The following contents are mentioned in the article:

In the course of our ongoing screening of plants of the family Asteraceae for antiprotozoal activity, a CH2Cl2-extract from the flowering aerial parts of Achillea ptarmica L. (sneezewort yarrow) was found to be active in vitro against Trypanosoma brucei rhodesiense (IC50 = 0.67 μg/mL) and Plasmodium falciparum (IC50 = 6.6 μg/mL). Bioassay guided fractionation led to the isolation and identification of five alkamides from the most active fractions. Pellitorine and 8,9-Z-dehyropellitorine are the main components of the extract Beside these olefinic acid amides, four alkamides with diene-diyne structures were isolated. All alkamides were tested for antiprotozoal activity in vitro. Pellitorine was the most active compound so far within this study against P. falciparum (IC50 = 3.3 μg/mL), while 8,9-Z-dehydropellitorine was most active against T. b. rhodesiense (IC50 = 2.0 μg/mL). The activity of pure pellitorine against Plasmodium is higher than that of the crude extract and thus explains the activity of the latter. None of the isolated alkamides, however, was as active against T. b. rhodesiense as the crude extract whose antitrypanosomal activity must therfore be due to a synergistic effect of the isolated compounds or to more active yet to be identified constituents. This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Reference of 18836-52-7).

(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. 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.Reference of 18836-52-7

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

Quantitative transdermal behavior of pellitorine from Anacyclus pyrethrum extract was written by Veryser, Lieselotte;Taevernier, Lien;Roche, Nathalie;Peremans, Kathelijne;Burvenich, Christian;De Spiegeleer, Bart. And the article was included in Phytomedicine in 2014.Related Products of 18836-52-7 The following contents are mentioned in the article:

The plant Anacyclus pyrethrum (AP) consists of several N-alkylamides with pellitorine as main constituent. AP extracts are known to be biol. active and some products for topical administration containing AP plant extracts are already com. available with functional cosmeceutical claims. However, no transdermal data for pellitorine are currently available. Therefore, our general goal was to investigate the local skin pharmacokinetics of the plant N-alkylamide pellitorine using a Franz diffusion cell set-up. Two different forms were applied on human skin: purified pellitorine and the AP extract Our study demonstrated that pellitorine is able to cross the stratum corneum and the subsequent skin layers. A significantly higher permeability coefficient was observed when the AP extract (K_p = 2.3 × 10^-4 cm/h) was administered, compared to purified pellitorine (K_p = 1.1 × 10^-4 cm/h). With the obtained pellitorine concentrations in the skin layers and the receptor fluid, it is concluded that local and systemic effects can be expected after topical application. Due to these findings and as a regulatory consequence, products containing reasonable concentrations of pellitorine are recommended to be classified as a medicinal product. This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Related Products of 18836-52-7).

(2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7) 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.Related Products of 18836-52-7

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

Simultaneous determination of bioactive compounds in Piper nigrum L. and a species comparison study using HPLC-PDA was written by Rao, Vidadala Rama Subba;Raju, Sagi Satyanarayana;Sarma, Vanka Umamaheswara;Sabine, Fouriner;Babu, Kothapalli Hari;Babu, Katragadda Suresh;Rao, Janaswamy Madhusudana. And the article was included in Natural Product Research in 2011.Recommanded Product: 18836-52-7 The following contents are mentioned in the article:

Piper nigrum L. is a traditional medicine widely used in India for illnesses such as constipation, diarrhea, earache, gangrene, heart disease, hernia, hoarseness, indigestion, insect bites, insomnia, joint pain, liver problems, lung disease, oral abscesses, sunburn, tooth decay and toothaches. In this study, six bioactive compounds, namely piperine (1), pellitorine (2), guineensine (3), pipnoohine (4), trichostachine (5) and piperonal (6) were quantified in different extracts of P. nigrum L. and compared with those of P. longum L. and P. chaba Hunter. To evaluate the quality of P. nigrum, a simple, accurate and precise HPLC-PDA method was developed for the simultaneous determination of the above-mentioned six compounds The separation was achieved by Phenomenex Luna RP C₁₈ column (150 × 4.6 mm, 5 μm, Phenomenex Inc, CA, USA) with a binary gradient solvent system of water-acetonitrile, at a flow rate of 1.0 mL min^-1 and detected at 210, 232, 262 and 343 nm. All six calibration curves showed good linearity (R ² > 0.9966). The method was reproducible with intra- and inter-day variations of less than 2% and 5%, resp. The results demonstrated that this method is simple, reliable and suitable for the quality control of these plants. This study involved multiple reactions and reactants, such as (2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7Recommanded Product: 18836-52-7).

(2E,4E)-N-Isobutyldeca-2,4-dienamide (cas: 18836-52-7) belongs to amides. Amides can be viewed as a derivative of a carboxylic acid RC(=O)OH with the hydroxyl group –OH replaced by an amine group −NR′R″; or, equivalently, an acyl (alkanoyl) group RC(=O)− joined to an amine group. 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.Recommanded Product: 18836-52-7

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

Safety evaluation after acute and sub-chronic oral administration of high purity nicotinamide mononucleotide (NMN-C) in Sprague-Dawley rats was written by Cros, Cecile;Cannelle, Helene;Laganier, Laurent;Grozio, Alessia;Canault, Matthias. And the article was included in Food and Chemical Toxicology in 2021.Category: amides-buliding-blocks The following contents are mentioned in the article:

A β-NMN (NMN) is a natural mol. intermediate in the biosynthesis of NAD (NAD⁺). Preclin. evidences point to the beneficial effect of NMN administration on several age-related conditions. The present work aimed at studying mutagenicity, and genotoxicity, acute oral toxicity and subchronic oral toxicity of a high purity synthetic form of NMN (NMN-C) following the OECD guidelines. In the exptl. conditions tested, NMN-C was not mutagenic or genotoxic. Acute toxicity assay revealed that at an oral limit dose of 2666 mg/kg, NMN-C did not lead to any mortality or treatment-related adverse signs. Over a 90-day sub-chronic period of repeated oral administration of NMN-C at doses of 375, 750 and 1500 mg/kg/d followed by a 28-day treatment-free recovery period, NMN-C appeared to be safe and did not promote toxic effects as seen from body weight change, food and water consumption, feed conversion efficiency, biochem. and blood parameters as well as organ toxicity and histol. examinations of main organs. In conclusion, we provide the first data highlighting the safety of short to intermediate term (sub-chronic) oral administration of NMN and our exptl. results allowed to determine a No-Observable Adverse Effect Level (NOAEL) for NMN-C to be ≥ 1500 mg/kg/d. 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: 1094-61-7Category: amides-buliding-blocks).

((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 can be viewed as a derivative of a carboxylic acid RC(=O)OH with the hydroxyl group –OH replaced by an amine group −NR′R″; or, equivalently, an acyl (alkanoyl) group RC(=O)− joined to an amine group. 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.Category: amides-buliding-blocks

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