Tag: 200-300

Safety of 2-Bromo-5-(trifluoromethoxy)benzoic acidOn October 15, 2022 ,《Development and profiling of mGlu7 NAMs with a range of saturable inhibition of agonist responses in vitro》 was published in Bioorganic & Medicinal Chemistry Letters. The article was written by Reed, Carson W.; Rodriguez, Alice L.; Kalbfleisch, Jacob J.; Seto, Mabel; Jenkins, Matthew T.; Blobaum, Anna L.; Chang, Sichen; Lindsley, Craig W.; Niswender, Colleen M.. The article contains the following contents:

We describe here a series of metabotropic glutamate receptor 7 (mGlu7) neg. allosteric modulators (NAMs) with a saturable range of activity in inhibiting responses to an orthosteric agonist in two distinct in vitro pharmacol. assays. The range of inhibition among compounds in this scaffold provides highly structurally related ligands with differential degrees of receptor blockade that can be used to understand inhibitory efficacy profiles in native tissue or in vivo.2-Bromo-5-(trifluoromethoxy)benzoic acid(cas: 403646-48-0Safety of 2-Bromo-5-(trifluoromethoxy)benzoic acid) was used in this study.

2-Bromo-5-(trifluoromethoxy)benzoic acid(cas: 403646-48-0) belongs to organobromine compounds.Depending on the type of carbon to which the bromine is bonded, organic bromide could be alkyl, alkenyl, alkynyl, or aryl. Safety of 2-Bromo-5-(trifluoromethoxy)benzoic acid Alkyl bromides are mainly used as alkylating agents and also find application as a solvent to extract oil from seeds and wool.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

SDS of cas: 403646-48-0On May 15, 2019 ,《Surveying heterocycles as amide bioisosteres within a series of mGlu7 NAMs: Discovery of VU6019278》 appeared in Bioorganic & Medicinal Chemistry Letters. The author of the article were Reed, Carson W.; Washecheck, Jordan P.; Quitlag, Marc C.; Jenkins, Matthew T.; Rodriguez, Alice L.; Engers, Darren W.; Blobaum, Anna L.; Jeffrey Conn, P.; Niswender, Colleen M.; Lindsley, Craig W.. The article conveys some information:

This letter describes a diversity-oriented library approach to rapidly assess diverse heterocycles as bioisosteric replacements for a metabolically labile amide moiety within a series of mGlu7 neg. allosteric modulators (NAMs). SAR rapidly honed in on either a 1,2,4- or 1,3,4-oxadizaole ring system as an effective bioisostere for the amide. Further optimization of the southern region of the mGlu7 NAM chemotype led to the discovery of VU6019278, a potent mGlu7 NAM (IC50 = 501 nM, 6.3% L-AP4 Min) with favorable plasma protein binding (rat fu = 0.10), low predicted hepatic clearance (rat CLhep = 27.7 mL/min/kg) and high CNS penetration (rat Kp = 4.9, Kp,uu = 0.65). In the part of experimental materials, we found many familiar compounds, such as 2-Bromo-5-(trifluoromethoxy)benzoic acid(cas: 403646-48-0SDS of cas: 403646-48-0)

2-Bromo-5-(trifluoromethoxy)benzoic acid(cas: 403646-48-0) belongs to organobromine compounds.Most of the natural organobromine compounds are produced by marine organisms , and several brominated metabolites with antibacterial , antitumor , antiviral , and antifungal activity have been isolated from seaweed, sponges, corals, molluscs, and others. SDS of cas: 403646-48-0 In contrast, terrestrial plants account only for a few bromine-containing compounds.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Xanthates as Thiol Surrogates for Nucleophilic Substitution with Aryl Halides》 was written by Sokolov, Anatolii I.; Mikhaylov, Andrey A.; Baleeva, Nadezhda S.; Baranov, Mikhail S.. HPLC of Formula: 1129-28-8This research focused onxanthate aryl chloride nucleophilic aromatic substitution reaction; aryl thioalkane preparation. The article conveys some information:

An unprecedented xanthate-based protocol for the preparation of aryl-alkyl thioethers was reported. Heating xanthates with aryl halides and namely cesium carbonate in methanol provides the target thioethers in generally good yields within short reaction times. This method allowed one to avoid contact with odorous thiols and also to introduce substituents of which the corresponding thiols are virtually unavailable or inconvenient in use. The experimental part of the paper was very detailed, including the reaction process of Methyl 3-(bromomethyl)benzoate(cas: 1129-28-8HPLC of Formula: 1129-28-8)

Methyl 3-(bromomethyl)benzoate(cas: 1129-28-8) belongs to organobromine compounds.Organobromine chemicals are produced naturally by an array of biological and other chemical processes in our environment. Some of these compounds are identical to man-made organobromine compounds, such as methyl bromide, bromoform, and bromophenols, but many others are entirely new moleclar entities, often possessing extraordinary and important biological properties. HPLC of Formula: 1129-28-8

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Development of 18F-labeled radiotracers for PET imaging of the adenosine A2A receptor: synthesis, radiolabeling and preliminary biological evaluation》 was published in International Journal of Molecular Sciences in 2021. These research results belong to Lai, Thu Hang; Schroder, Susann; Toussaint, Magali; Dukic-Stefanovic, Sladjana; Kranz, Mathias; Ludwig, Friedrich-Alexander; Fischer, Steffen; Steinbach, Jorg; Deuther-Conrad, Winnie; Brust, Peter; Moldovan, Rares-Petru. Product Details of 76283-09-5 The article mentions the following:

The adenosine A2A receptor (A2AR) represents a potential therapeutic target for neurodegenerative diseases. Aiming at the development of a positron emission tomog. (PET) radiotracer to monitor changes of receptor d. and/or occupancy during the A2AR-tailored therapy, authors designed a library of fluorinated analogs based on a recently published lead compound (PPY). Among those, the highly affine 4-fluorobenzyl derivate (Ki(hA2AR) = 5.3 nM) and the 2-fluorobenzyl derivate (Ki(hA2AR) = 2.1 nM) were chosen for 18F-labeling via an alc. enhanced copper-mediated procedure starting from the corresponding boronic acid pinacol ester precursors. Investigations of the metabolic stability of compound I (R = p-18F, o-18F) in CD-1 mice by radio-HPLC anal. revealed parent fractions of more than 76% of total activity in the brain. Specific binding of I (R = o-18F)on mice brain slices was demonstrated by in vitro autoradiog. In vivo PET/magnetic resonance imaging (MRI) studies in CD-1 mice revealed a reasonable high initial brain uptake for both radiotracers, followed by a fast clearance. After reading the article, we found that the author used 4-Bromo-1-(bromomethyl)-2-fluorobenzene(cas: 76283-09-5Product Details of 76283-09-5)

4-Bromo-1-(bromomethyl)-2-fluorobenzene(cas: 76283-09-5) belongs to organobromine compounds.Organobromine chemicals are produced naturally by an array of biological and other chemical processes in our environment. Product Details of 76283-09-5Some of these compounds are identical to man-made organobromine compounds, such as methyl bromide, bromoform, and bromophenols, but many others are entirely new moleclar entities, often possessing extraordinary and important biological properties.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Computed Properties of C9H9BrO2In 2021 ,《Discovery of a First-In-Class Small Molecule Antagonist against the Adrenomedullin-2 Receptor: Structure-Activity Relationships and Optimization》 was published in Journal of Medicinal Chemistry. The article was written by Zirimwabagabo, Jean-Olivier; Jailani, Ameera B. A.; Avgoustou, Paris; Tozer, Matthew J.; Gibson, Karl R.; Glossop, Paul A.; Mills, James E. J.; Porter, Roderick A.; Blaney, Paul; Wang, Ning; Skerry, Timothy M.; Richards, Gareth O.; Harrity, Joseph P. A.. The article contains the following contents:

Class B G-protein-coupled receptors (GPCRs) remain an underexploited target for drug development. The calcitonin receptor (CTR) family is particularly challenging, as its receptors are heteromers comprising two distinct components: the calcitonin receptor-like receptor (CLR) or calcitonin receptor (CTR) together with one of three accessory proteins known as receptor activity-modifying proteins (RAMPs). CLR/RAMP1 forms a CGRP receptor, CLR/RAMP2 forms an adrenomedullin-1 (AM1) receptor, and CLR/RAMP3 forms an adrenomedullin-2 (AM2) receptor. The CTR/RAMP complexes form three distinct amylin receptors. While the selective blockade of AM2 receptors would be therapeutically valuable, inhibition of AM1 receptors would cause clin. unacceptable increased blood pressure. We report here a systematic study of structure-activity relationships that has led to the development of first-in-class AM2 receptor antagonists such as I. These compounds exhibit therapeutically valuable properties with 1000-fold selectivity over the AM1 receptor. These results highlight the therapeutic potential of AM2 antagonists. In the experiment, the researchers used many compounds, for example, Benzyl 2-bromoacetate(cas: 5437-45-6Computed Properties of C9H9BrO2)

Benzyl 2-bromoacetate(cas: 5437-45-6) has been used in the alkylation of (-)-2,3-O-isopropylidene-D-threitol that afforded lipopeptide, 2-[(4R,5R)-5-({[(9H-fluoren-9-yl)methoxy]carbonylaminomethyl}-2,2-dimethyl-1,3-dioxolan-4-yl)methoxy]acetic acid.Computed Properties of C9H9BrO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

In 2022,Hwang, Soon-Hyeok; Kang, Sung-Yun; Yang, Sanghee; Lee, Jaeho; Choi, Tae-Lim published an article in Journal of the American Chemical Society. The title of the article was 《Synchronous Preparation of Length-Controllable 1D Nanoparticles via Crystallization-Driven In Situ Nanoparticlization of Conjugated Polymers》.COA of Formula: C4H2Br2S The author mentioned the following in the article:

Precise size control of semiconducting nanomaterials from polymers is crucial for optoelectronic applications, but the low solubility of conjugated polymers makes this challenging. Herein, we prepared length-controlled semiconducting one-dimensional (1D) nanoparticles by synchronous self-assembly during polymerization First, we succeeded in unprecedented living polymerization of highly soluble conjugated poly(3,4-dihexylthiophene). Then, block copolymerization of poly(3,4-dihexylthiophene)-block-polythiophene spontaneously produced narrow-dispersed 1D nanoparticles with lengths from 15 to 282 nm according to the size of a crystalline polythiophene core. The key factors for high efficiency and length control are a highly solubilizing shell and slow polymerization of the core, thereby favoring nucleation elongation over isodesmic growth. Combining kinetics and high-resolution imaging analyses, we propose a unique mechanism called crystallization-driven in situ nanoparticlization of conjugated polymers (CD-INCP) where spontaneous nucleation creates seeds, followed by seeded growth in units of micelles. Also, we achieved “”living”” CD-INCP through a chain-extension experiment We further simplified CD-INCP by adding both monomers together in one-shot copolymerization but still producing length-controlled nanoparticles.2,5-Dibromothiophene(cas: 3141-27-3COA of Formula: C4H2Br2S) was used in this study.

2,5-Dibromothiophene(cas: 3141-27-3) , is mainly used as pharmaceutical intermediate and synthesis intermediate. 2,5-Dibromothiophene may be used as starting reagent for the synthesis of α,α′-didecylquater-, -quinque- and -sexi-thiophenes.COA of Formula: C4H2Br2S

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Polymerization of N-vinyl caprolactam by ultrasound aided dual-sited phase transfer catalytic conditions》 was written by Marimuthu, Elumalai; Murugesan, Vajjiravel. Recommanded Product: 1,4-Bis(bromomethyl)benzeneThis research focused onvinyl caprolactam phase transfer catalyzed polymerization. The article conveys some information:

This work demonstrates the successful polymerization of N-vinyl caprolactam using dual-sited phase-transfer catalyst and potassium persulfate as conventional radical initiator in cyclohexane-aqueous media at 60 ± 2°C under normal and ultrasound environment with 45 kHz power of 550 W. Dual-sited phase-transfer catalyst acts as a gear to accelerate the reaction in a two-phase system and along with ultrasound circumstance reaction rate was effectively improved. We observed that the polymerization rate was significantly increased with an increase of concentration of different reaction parameters and also presence of ultrasound environment rate was doubled than with normal condition. Activation energy value of polymerization reaction validates the doubling of polymerization rate. The various reaction parameters (frequency, monomer, initiator, catalyst, and temperature) on the polymerization rate were explored under normal and ultrasound condition. Acquired poly(N-vinyl caprolactam) was validated and characterized by different analyses. In the experiment, the researchers used 1,4-Bis(bromomethyl)benzene(cas: 623-24-5Recommanded Product: 1,4-Bis(bromomethyl)benzene)

1,4-Bis(bromomethyl)benzene(cas: 623-24-5) belongs to organobromine compounds.Organobromine chemicals are produced naturally by an array of biological and other chemical processes in our environment. Organobromine compounds are produced naturally by marine creatures (sponges, corals, sea slugs, tunicates, sea fans) and seaweed, plants, fungi, lichen, algae, bacteria, microbes, and some mammals. Recommanded Product: 1,4-Bis(bromomethyl)benzene

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Abhilash, Vishwanathan; Hegde, Shivaprasad N.; Jacob, Anand; Mathivanan, Namachivayam; Lamees, Thundianandi; Gadakh, Amol V.; Sathiyanarayanan, Arumugam Murugan; Karthik, C. S.; Ganesh, Sambasivam published an article in 2022. The article was titled 《Chemoselective hydrosilylation of carboxylic acids using a phosphine-free ruthenium complex and phenylsilane》, and you may find the article in Journal of Organometallic Chemistry.Synthetic Route of C8H15BrO2 The information in the text is summarized as follows:

A highly chemoselective hydrosilylation of carboxylic acids RC(O)OH [R = 4-methoxyphenylmethyl, benzo[1,3]dioxol-5-yl, benzofuran-6-yl, etc.] was achieved using a bench-stable, phosphine-free Ru-complex tethered with hemi-labile thiophene ligands as the catalyst, employing phenylsilane as the reducing agent. The methodol. was further elaborated towards the one-pot synthesis of 1H-indole and 3,4-dihydro-2H-benzo[1,4]oxazine via tandem reduction/cyclization of acid and nitro group. In addition to this study using 8-Bromooctanoic acid, there are many other studies that have used 8-Bromooctanoic acid(cas: 17696-11-6Synthetic Route of C8H15BrO2) was used in this study.

8-Bromooctanoic acid(cas: 17696-11-6) acid is used in the synthesis of 8-(N-Methyl-4,4′-bipyridinyl)- octanoic acid. 8-Mercaptooctanoic acid was prepared from 8-bromooctanoic acid. And 8-Bromooctanoic Acid is a useful compound for sonodynamic therapy.Synthetic Route of C8H15BrO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

Jourjine, Ilya A. P.; Zeisel, Lukas; Krauss, Juergen; Bracher, Franz published an article in 2021. The article was titled 《Synthesis of highly substituted fluorenones via metal-free TBHP-promoted oxidative cyclization of 2-(aminomethyl)biphenyls. Application to the total synthesis of nobilone》, and you may find the article in Beilstein Journal of Organic Chemistry.HPLC of Formula: 2675-79-8 The information in the text is summarized as follows:

Highly substituted fluorenones are readily prepared in mostly fair to good yields via metal- and additive-free TBHP-promoted cross-dehydrogenative coupling (CDC) of readily accessible N-methyl-2-(aminomethyl)biphenyls and 2-(aminomethyl)biphenyls. This methodol. is compatible with numerous functional groups (methoxy, cyano, nitro, chloro, and SEM and TBS-protective groups for phenols) and was further utilized in the first total synthesis of the natural product nobilone. In the part of experimental materials, we found many familiar compounds, such as 1-Bromo-3,4,5-trimethoxybenzene(cas: 2675-79-8HPLC of Formula: 2675-79-8)

1-Bromo-3,4,5-trimethoxybenzene(cas: 2675-79-8) is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.HPLC of Formula: 2675-79-81-Bromo-3,4,5-trimethoxybenzene can be used to synthesize N,N′-diarylated indolo[3,2-b]carbazole derivatives, which can find applications in electrophotography.

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary

《Synthesis and biological evaluation of substituted amide derivatives of C4-ageratochromene dimer analog》 was written by Agarwal, Karishma; Gupta, Kratika; Sharma, Kriti; Khanka, Sonu; Singh, Shilpi; Singh, Jyoti; Trivedi, Laxmikant; Vasdev, Prema G.; Luqman, Suaib; Khan, Feroz; Singh, Divya; Gupta, Atul. Computed Properties of C7H13BrO2 And the article was included in Bioorganic & Medicinal Chemistry Letters in 2021. The article conveys some information:

Substituted amide derivatives of C4-ageratochromene dimer analog were synthesized through structural modification of precocene-I, isolated from the essential oil of Ageratum conyzoides L. The target compounds were evaluated for their bone-forming effect using osteoblast differentiation assay. Seven compounds presented good activity within 1 pM-1 nM concentration At 1 pM concentration, the most active compound (I) showed effective mineralization of osteoblast cells along with expression of osteogenic marker genes viz RUNX 2, BMP-2, and type 1 collagen (Type-1 col) without any toxicity towards osteoblast cells. Single crystal X-ray anal. of two compounds revealed that the core nucleus of these mols. bear Ph rings in a trans-stilbenoid system and had a good structural correlation with 17β-estradiol and diethylstilbestrol (DES). In-silico study about I showed its structural complementarities with the LBD of estrogen receptor (ER) which indicated possible ER-mediated activity of compounds After reading the article, we found that the author used Ethyl 5-bromovalerate(cas: 14660-52-7Computed Properties of C7H13BrO2)

Ethyl 5-bromovalerate(cas: 14660-52-7) belongs to bromides. Most organobromine compounds, like most organohalide compounds, are relatively nonpolar. Bromine is more electronegative than carbon (2.9 vs 2.5). Consequently, the carbon in a carbon–bromine bond is electrophilic, i.e. alkyl bromides are alkylating agents.Computed Properties of C7H13BrO2

Referemce:
Bromide – Wikipedia,
bromide – Wiktionary