Tag: M.W:100-200

23405-32-5, Methyl 1-oxo-1,3-dihydroisobenzofuran-5-carboxylate is a benzofuran compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

Compound 2 was converted to 1,3-dihydro-1-oxoisobenzofuran-5-carbohydrazide (3) by reacting with hydrazine hydrate in methanol. To a mixture of methyl-1,3-dihydro-1-oxoisobenzofuran-5-carboxylate (2, 5.2 mmol) and methanol (5 mL) at 20-25 C, hydrazine hydrate (5 mL) was added. The reaction mass was refluxed for 4 h and the reaction completion was monitored by TLC. The reaction mass was filtered, washed with water followed by methanol and finally dried to get the pure product. White colour solid, yield: 98 %, m.p.: 220-230 C. IR (KBr, numax, cm-1): 3284 (-NH), 3178 (-NH2), 3053 (-CH), 1759 (lactone C=O), 1644 (amide C=O), 1045 (C-O); 1H NMR (400 MHz, DMSO-d6) delta ppm: 5.44 (2H, d, CH2), 7.41 (1H, m, ArH), 7.72 (1H, m, ArH), 8.01 (1H, dd, ArH), 9.81 (1H, s, CONH), 4.50 (2H, -NH2); 13C NMR (100 MHz, DMSO-d6) delta ppm: 170.2, 164.5, 144.8, 134.8, 128.7, 127.6, 126.4, 123.8, 60.6. LC-MS: m/z: 192 [M]+, 193 [M+1]+. Elemental analysis of C9H8N2O3 calcd. (found) %: C, 56.28 (56.23); H, 4.20 (4.20); N, 14.58 (14.58); O, 24.98 (24.99)., 23405-32-5

As the paragraph descriping shows that 23405-32-5 is playing an increasingly important role.

Reference：
Article; Rao, Nunna Madhava; Viveka, Tella Lakshmi; Raju, Koneti Mallikarjuna; Chary, Maringanti Thirumala; Asian Journal of Chemistry; vol. 32; 1; (2020); p. 95 – 100;,
Benzofuran – Wikipedia
Benzofuran | C8H6O – PubChem

Electric Literature of 14400-67-0, As an important bridge between the micro and macro material world, chemistry is one of the main methods and means for humans to understand and transform the material world. 14400-67-0, Name is 2,5-Dimethylfuran-3(2H)-one, SMILES is O=C1C(C)OC(C)=C1, belongs to benzofurans compound. In a article, author is Palu, Doreen Stacy, introduce new discover of the category.

Three new compounds, a dihydrobenzofuran (coumaran) derivative (compound1) and two pterocarpans (compounds2and3) were isolated from a root extract ofCalicotome villosagrowing wild in Corsica. Their structures were elucidated using 1D and 2D NMR spectroscopy and MS/MS as 2-(1-methylethenyl)-5-hydroxy-6-carbomethoxy-2,3-dihydro-benzofuran, 4,9-dihydroxy-3-methoxy-2-dimethylallylpterocarpan, and 4,9-dihydroxy-3 ‘,3 ‘-dimethyl-2,3-pyranopterocarpan.

Electric Literature of 14400-67-0, The reactant in an enzyme-catalyzed reaction is called a substrate. Enzyme inhibitors cause a decrease in the reaction rate of an enzyme-catalyzed reaction.I hope my blog about 14400-67-0 is helpful to your research.

Reference:
Benzofuran – Wikipedia,
,Benzofuran | C8H6O – PubChem

In homogeneous catalysis, the catalyst is in the same phase as the reactant. The number of collisions between reactants and catalyst is at a maximum.In a patent, 4265-16-1, name is Benzo[b]furan-2-carboxaldehyde, introducing its new discovery. SDS of cas: 4265-16-1

With the IPr ligand (IPr=1,3-bis-(2,6-diisopropylphenyl)imidazol-2-ylidene) on gold(I) excellent yields in the benzanellation of 2-substituted thiophenes, benzothiophenes, pyrroles, benzofurans, and indoles were achieved. The 1-siloxybut-3-ynyl side chains, incorporated in the anellation, are easily accessible by the addition of a propargyl metal reagent to a formyl group and silylation of the alcohol. This conveniently allows an anellation at the position of the formyl group under mild conditions. All reactions involve a 2,3-shift of the side chain in the anellation step and thus, provide an easy access to specific substitution patterns. Only in the case of 2-substituted indoles with their highly nucleophilic 3-position a direct hydroarylation without shift is observed. On the other hand, 3-substituted indoles give the same products as 2-substituted indoles. Then, a 3,2-shift in the indole ring system has to be involved. Copyright

We’ll also look at important developments in the pharmaceutical industry because understanding organic chemistry is important in understanding health, medicine, the role of 4265-16-1, and how the biochemistry of the body works.SDS of cas: 4265-16-1

Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H843O – PubChem

1563-38-8, Name is 2,2-Dimethyl-2,3-dihydrobenzofuran-7-ol, belongs to benzofurans compound, is a common compound. COA of Formula: C10H12O2In an article, once mentioned the new application about 1563-38-8.

The present invention provides a novel process for preparing herbicidal and insecticidal ureas, carbamates and carbamate derivatives of the formula E is -O- or -C(R4)2- ;, R is C1-C7 alkyl;, R¹ is H, C1-C7 alkyl, C3-C7 cycloalkyl, phenyl, or C1-C4 alkylphenyl;, R² is H, C1-C7 alkyl, C3-C7 cycloalkyl, C2-C7 alkenyl, C2-C7 alkynyl, or phenyl optionally substituted with Cl, Br, -NO2, -CF3, C1-C4 alkyl, C1-C4 alkoxy, or -N(C1-C4 alkyl)2;, R³ is H, F, Cl, Br, -CF3, C1-C7 alkyl option­ally substituted with F, Cl, or Br, -S(O)nC1-C7 alkyl, C1-C7 alkoxy, C3-C7 cycloalkyl optionally substituted with F, Cl, or Br, or phenyl optionally substituted with F, Cl, Br, -NO2, -CF3, or C1-C4 alkyl;, R4 is H or C1-C4 alkyl;, R5 is C1-C7 alkoxy or -S(O)nC1-C7 alkyl;, R6 is C1-C5 alkyl optionally substituted with F, Cl, or Br, C3-C5 cycloalkyl, phenyl, or, , – X is R³, -N=CH-N(C1-C4 alkyl)2, -N(C1-C4 alkyl)2 or -N(C2-C4 alkenyl)2, Y is H or S(O)nC1-C7 alkyl;, Z is H, C1-C4 alkyl, Cl, F, Br, haloalkyl, -NO2, -N(C1-C4 alkyl)2, -C?N, phenyl, -S(C1-C4 alkyl), or C1-C4 alkoxy;, n is 0, 1, or 2; and, m is 1, 2 or 3,comprising reacting a nucleophile of the formula A-H, wherein A is as defined above, with a urea of the formula wherein each R is independently chosen from R as set forth above and each R¹ is independently chosen from R¹ as set forth above.

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Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H2279O – PubChem

496-41-3, Name is Benzofuran-2-carboxylic acid, belongs to benzofurans compound, is a common compound. Formula: C9H6O3In an article, once mentioned the new application about 496-41-3.

The present invention is directed to pyrazolopyrimidine derivatives of formula (I) wherein the substituents are defined herein, which are useful as kinase inhibitors and as such are useful for affecting angiogenesis and diseases and conditions associated with angiogenesis.

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Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H1653O – PubChem

Related Products of 4687-25-6, A catalyst don’t appear in the overall stoichiometry of the reaction it catalyzes, but it must appear in at least one of the elementary reactions in the mechanism for the catalyzed reaction. 4687-25-6, Name is Benzofuran-3-carbaldehyde, molecular formula is C9H6O2. In a Article，once mentioned of 4687-25-6

Herein, we report that a combination of LiO-tBu, CsF, and 18-crown-6 can be used to carry out the carboxylation of indole derivatives at the C-2 position under an ambient CO2 atmosphere. Substrates bearing an electrophilic substituent (i.e., cyano, formyl, benzoyl, phenylsulfonyl, phenylsulfinyl, and chloride) at the C-3 position are smoothly converted into their corresponding carboxylated products with high functional group compatibility.

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Related Products of 4687-25-6. In my other articles, you can also check out more blogs about 4687-25-6

Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H1207O – PubChem

Chemistry is traditionally divided into organic and inorganic chemistry. COA of Formula: C9H6O2, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 4265-16-1

We investigated the one-pot synthesis of several fused 2-pyridone ring systems based on a Curtius rearrangement, followed by a microwave-assisted thermal electrocyclization of a 2-aza-6?-electron system including isocyanate. We synthesized seven heterocyclic compounds containing a fused 2-pyridone ring. In these results, the one-pot synthesis of fused 2-pyridone ring system 5 from (E)-acrylic acids 1 under microwave irradiation conditions was more effective than the conventional reaction conditions in terms of the yield and the reaction time.

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Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H974O – PubChem

Electric Literature of 57805-85-3, The reaction rate of a catalyzed reaction is faster than the reaction rate of the uncatalyzed reaction at the same temperature.57805-85-3, Name is Methyl 3-amino-2-benzo[b]furancarboxylate, molecular formula is C10H9NO3. In a Patent，once mentioned of 57805-85-3

PROBLEM TO BE SOLVED: the present invention, high efficiency and long life of the opto-electronic element can be realized org. organic compound for electronic element, the organic light emitting element for applying compd. org. opto-electronic element, and a display device including the organic light emitting element. SOLUTION: one embodiment of the present invention related to the organic compound for electronic element, is expressed by the following chemical formula I. The explanation of the chemical type I and type of each symbol in this specification is defined by the relationships. Selected drawing: fig. 1 (by machine translation)

A reaction mechanism is the microscopic path by which reactants are transformed into products. Each step is an elementary reaction. In my other articles, you can also check out more blogs about 57805-85-3

Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H3071O – PubChem

Chemistry is traditionally divided into organic and inorganic chemistry. category: benzofuran, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 39581-55-0

Novel 4-hydroxy-3-phenyl-2H-pyrano[3,2-b]benzofuran-2-ones (15a-d), were synthesized in a one-step procedure by the reaction of substituted benzofuran-3-ones 12a-d and (chlorocarbonyl)phenyl ketene. Copyright Taylor & Francis Group, LLC.

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Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H2231O – PubChem

One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, Safety of Benzofuran-2-carboxylic acid, such as the rate of change in the concentration of reactants or products with time.In a article, mentioned the application of 496-41-3, Name is Benzofuran-2-carboxylic acid, molecular formula is C9H6O3

A series of 4-[2-[bis(4-fluorophenyl)methoxy]ethylpiperidines were examined for their ability to bind to the dopamine transporter (DAT), the norepinephrine transporter, and the serotonin transporter (SERT). In particular, the role of the N-substituent on affinity and selectivity for the DAT was probed. 4-[2-[Bis(4-fluorophenyl)methoxy]ethyl-1-(2-naphthylmethyl)piperidine was found to possess subnanomolar affinity (Ki = 0.7 nM) and good selectivity for the DAT (SERT/DAT = 323).

Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data. Safety of Benzofuran-2-carboxylic acid, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 496-41-3, in my other articles.

Reference：
Benzofuran – Wikipedia,
Benzofuran | C8H1933O – PubChem