14/9/2021 News Now Is The Time For You To Know The Truth About Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Recommanded Product: Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate. In my other articles, you can also check out more blogs about 287193-07-1

Catalysts function by providing an alternate reaction mechanism that has a lower activation energy than would be found in the absence of the catalyst. In some cases, the catalyzed mechanism may include additional steps. 287193-07-1, Name is Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate, molecular formula is C8H12O4. In a Article,once mentioned of 287193-07-1, Recommanded Product: Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

Glucokinase (GK) activators represent a class of type 2 diabetes therapeutics actively pursued due to the central role that GK plays in regulating glucose homeostasis. Herein we report a novel C5-alkyl-2-methylurea-substituted pyridine series of GK activators derived from our previously reported thiazolylamino pyridine series. Our efforts in optimizing potency, enzyme kinetic properties, and metabolic stability led to the identification of compound 26 (AM-9514). This analogue showed a favorable combination of in vitro potency, enzyme kinetic properties, acceptable pharmacokinetic profiles in preclinical species, and robust efficacy in a rodent PD model.

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Reference:
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics

Something interesting about C8H12O4

Note that a catalyst decreases the activation energy for both the forward and the reverse reactions and hence accelerates both the forward and the reverse reactions.Application In Synthesis of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate, you can also check out more blogs about287193-07-1

The dynamic chemical diversity of the numerous elements, ions and molecules that constitute the basis of life provides wide challenges and opportunities for research. 287193-07-1, Name is Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate, molecular formula is C8H12O4. In a Patent,once mentioned of 287193-07-1, Application In Synthesis of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

The invention relates to compounds of the formula 1 and to pharmaceutically acceptable salts and solvates thereof, wherein A, X, R1, R3 and R4 are as defined herein. The invention also relates to methods of treating abnormal cell growth in mammals with administering the compounds of formula 1 and to pharmaceutical compositions for treating such disorders which contain the compounds of formula 1. The invention also relates to methods of preparing the compounds of formula 1.

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Reference:
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics

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Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Safety of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate. This is the end of this tutorial post, and I hope it has helped your research about 287193-07-1

Catalysts allow a reaction to proceed via a pathway that has a lower activation energy than the uncatalyzed reaction. In homogeneous catalysis, catalysts are in the same phase as the reactants.287193-07-1, C8H12O4. A document type is Patent, introducing its new discovery., Safety of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

Compounds of formula (I’): (I); wherein: R1 represents substituted or unsubstituted aryl or substituted or unsubstituted heteroaryl; X represents-(CRkaRkb)k-; Rka and Rkb are each independently hydrogen or C1-6alkyl; k is 0-5; Y represents-NR3-or a bond; R3 represents hydrogen or C1-6alkyl; Z represents a moiety of formula (ZA), (ZB), (ZC), (ZD), (ZE), or (ZF); A represents-(CRjaRjb)j-; Rja and Rjb are each independently hydrogen or C1-6alkyl; j is 0, 1 or 2, and; R2 represents unsubstituted or substituted aryl; and salts and solvates thereof are CCR3 receptor antagonists and are thus indicated to be useful in therapy.

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Safety of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate. This is the end of this tutorial post, and I hope it has helped your research about 287193-07-1

Reference:
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics

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Synthetic Route of 287193-07-1, Children learn through play, and they learn more than adults might expect. Science experiments are a great way to spark their curiosity, get their minds active, and encourage them to do something that doesn’t involve a screen. An article , which mentions 287193-07-1, molecular formula is C8H12O4. The compound – Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate played an important role in people’s production and life.

Compounds of Formula I or a stereoisomer, tautomer, prodrug or pharmaceutically acceptable salt thereof are provided, which are useful for the treatment of hyperproliferative, pain and inflammatory diseases. Methods of using compounds of Formula I or a stereoisomer, tautomer, prodrug or pharmaceutically acceptable salt thereof, for in vitro, in situ, and in vivo diagnosis, prevention or treatment of such disorders in mammalian cells, or associated pathological conditions are disclosed.

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Reference:
Tetrahydropyran – Wikipedia,
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Children learn through play, and they learn more than adults might expect. Science experiments are a great way to spark their curiosity, get their minds active, and encourage them to do something that doesn¡¯t involve a screen. 287193-07-1, C8H12O4. A document type is Patent, introducing its new discovery., name: Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

Compounds of formula (I’): (I); wherein: R1 represents substituted or unsubstituted aryl or substituted or unsubstituted heteroaryl; X represents-(CRkaRkb)k-; Rka and Rkb are each independently hydrogen or C1-6alkyl; k is 0-5; Y represents-NR3-or a bond; R3 represents hydrogen or C1-6alkyl; Z represents a moiety of formula (ZA), (ZB), (ZC), (ZD), (ZE), or (ZF); A represents-(CRjaRjb)j-; Rja and Rjb are each independently hydrogen or C1-6alkyl; j is 0, 1 or 2, and; R2 represents unsubstituted or substituted aryl; and salts and solvates thereof are CCR3 receptor antagonists and are thus indicated to be useful in therapy.

Interested yet? Keep reading other articles of 287193-07-1!, name: Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

Reference£º
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics

Properties and Exciting Facts About 287193-07-1

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Application In Synthesis of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate. In my other articles, you can also check out more blogs about 287193-07-1

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. 287193-07-1, Name is Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate, molecular formula is C8H12O4. In a Patent£¬once mentioned of 287193-07-1, Application In Synthesis of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate

IRAK INHIBITORS AND USES THEREOF

The present invention provides thieno[2,3-d]pyrimidine derivative compounds, and pharmaceutical compositions thereof. The invention also includes methods inhibiting an IRAK protein kinase in a patient by administering the thieno[2,3-d]pyrimidine derivative compound. The invention also includes methods of treating an IRAK-mediated disorder, disease, or condition in a patient by administering the thieno[2,3-d]pyrimidine derivative compound

Balanced chemical reaction does not necessarily reveal either the individual elementary reactions by which a reaction occurs or its rate law.Application In Synthesis of Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate. In my other articles, you can also check out more blogs about 287193-07-1

Reference£º
Tetrahydropyran – Wikipedia,
Tetrahydropyran – an overview | ScienceDirect Topics

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With the rapid development and complex challenges of chemical substances, new drug synthesis pathways are usually the most effective.287193-07-1,Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate,as a common compound, the synthetic route is as follows.

To a solution of 4-oxo-tetrahydro-2H-pyran-2-carboxylic acid ethyl (0.6 g, 3.5 mmol) in absolute ethanol (6 ml) was added sulfur (0.12 g, 3.85 mmol) and tert-butyl cyanoacetate (0.64 g, 4.55 mmol). The solution was stirred under nitrogen in a 50 C. oil bath and morpholin (0.61 ml, 7.0 mmol) was added. The reaction was stirred for 18 hours and then cooled to ambient temperature and excess sulfur removed by filtration. The filtrate was concentrated in vacuo and reconstituted in ethyl acetate (50 ml). The organic phase was washed with brine (2*10 ml), dried (Na2SO4), filtered, and the solvent evaporated in vacuo. The residue was purified by silica gel chromatography using a gradient of ethyl acetate/hexane (20 to 25% gradient) as eluent. Pure fraction of the two isomers were collected and the solvent evaporated in vacuo which afforded 0.47 g of 2-amino-4,7-dihydro-5H-thieno[2,3-c]pyran-3,5-dicarboxylic acid 3-tert-butyl ester 5-ethyl ester (A) and 0.3 g of 2-amino-4,7-dihydro-5H-thieno[2,3-c]pyran-3,7-dicarboxylic acid 3-tert-butyl ester 7-ethyl ester (B) in 62% combined yield. (A)1H-NMR (300 MHz, CDCl3) delta 5.96 (bs, 2H), 4.77-4.61 (m, 2H), 4.32-4.18 (m, 3H), 3.19-3.12 (m, 1H), 2.90-2.80 (m, 1H), 1.52 (s, 9H), 1.29 (t, 3H, J=7 Hz).(B)1H-NMR (300 MHz, CDCl3) delta 5.10 (s, 1H), 4.28-4.13 (m, 3H), 3.98-3.91 (m, 1H), 2.82-2.76 (m, 2H), 1.51 (s, 9H), 1.31 (t, 3H, J=7 Hz)., 287193-07-1

As the paragraph descriping shows that 287193-07-1 is playing an increasingly important role.

Reference£º
Patent; Novo Nordisk A/S; US7019026; (2006); B1;,
Tetrahydropyran – Wikipedia
Tetrahydropyran – an overview | ScienceDirect Topics

Brief introduction of 287193-07-1

The synthetic route of 287193-07-1 has been constantly updated, and we look forward to future research findings.

287193-07-1, Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate is a Tetrahydropyrans compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated

Example 30 2-(Oxalyl-amino)-5-phenylcarbamoyl-4,7-dihydro-5H-thieno[2,3-c]pyran-3 carboxylic acid; A solution of glyoxylic acid ethyl ester, polymer form (2.02 g, 8.9 mmol) and (3-methoxy-1-methylene-allyloxy)-trimethyl-silane (1.9 ml, 8.9 mmol, Danishefsky’s diene) in benzene (12 ml) was placed under nitrogen. Zinc chloride (0.5N in tetrahydrofuran, 8.9 ml, 4.45 mmol) was added and the reaction stirred at ambient temperature for 72 h. The mixture was concentrated in vacuo, diluted with ethyl acetate (100 ml) and washed with 1 N hydrochloric acid (20 ml), saturated sodium bicarbonate (20 ml), and brine (20 ml). The organic layer was dried (Na2SO4), filtered, and the solvent evaporated in vacuo. The residue was purified by silica gel chromatography using a mixture of ethyl acetate/hexane (1:2) as eluant. Pure fractions were collected and the solvent evaporated in vacuo which afforded 1.2 g (75%) of 4-oxo-3,4-dihydro-2H-pyran-2-carboxylic acid ethyl ester as an oil.1H NMR (400 MHz, CDCl3) delta 7.40 (d, J=6, 1H), 5.48 (d, J=6, 1H), 5.01 (t, J=8, 1H), 4.28 (q, J=7, 2H), 2.85 (d, J=8, 2H), 1.29 (t, J=7, 3H).To a solution of the above of 4-oxo-3,4-dihydro-2H-pyran-2-carboxylic acid ethyl ester (1.0 g, 5.9 mmol) in ethyl acetate (12 ml) was added 10% palladium on activated carbon (0.15 g). The reaction was shaken on a Parr hydrogenator under a hydrogen atmosphere (30 psi) for 1.5 h. The mixture was filtered through celite and concentrated in vacuo. The residue was purified by silica gel chromatography sing diethyl ether as eluant. Pure fractions were collected and the solvent evaporated in vacuo which affording 0.6 g (60%) of 4-oxo-tetrahydro-2H-pyran-2-carboxylic acid ethyl as an oil.1H NMR (300 MHz, CDCl3) delta 4.41-4.35 (m, 1H), 4.26 (q, J=7, 2H), 3.81-3.70 (m, 1H), 2.73-2.58 (m, 3H), 2.44-2.36 (m, 1H), 1.29 (t, J=7, 3H).To a solution of 4-oxo-tetrahydro-2H-pyran-2-carboxylic acid ethyl (0.6 g, 3.5 mmol) in absolute ethanol (6 ml) was added sulfur (0.12 g, 3.85 mmol) and tert-butyl cyanoacetate (0.64 g, 4.55 mmol). The solution was stirred under nitrogen in a 50 C. oil bath and morpholin (0.61 ml, 7.0 mmol) was added. The reaction was stirred for 18 h. and then cooled to ambient temperature and excess sulfur removed by filtration. The filtrate was concentrated in vacuo and reconstituted in ethyl acetate (50 ml). The organic phase was washed with brine (2¡Á10 ml), dried (Na2SO4), filtered, and the solvent evaporated in vacuo. The residue was purified by silica gel chromatography using a gradient of ethyl acetate/hexane (20 to 25% gradient) as eluant. Pure fraction of the two isomers were collected and the solvent evaporated in vacuo which afforded 0.47 g of 2-amino-4,7-dihydro-5H-thieno[2,3-c]pyran-3,5-dicarboxylic acid 3-tert-butyl ester 5-ethyl ester (A) and 0.3 g of 2-amino-4,7-dihydro-5H-thieno[2,3-c]pyran-3,7-dicarboxylic acid 3-tert-butyl ester 7-ethyl ester (B) in 62% combined yield.(A)1H NMR (300 MHz, CDCl3) delta 5.96 (bs, 2H), 4.77-4.61 (m, 2H), 4.32-4.18 (m, 3H), 3.19-3.12 (m, 1H), 2.90-2.80 (m, 1H), 1.52 (s, 9H), 1.29 (t, J=7, 3H).APCI-MS: [M+H]+=272.4 (loss of t-butyl)(B)1H NMR (300 MHz, CDCl3) delta5.10 (s, 1H), 4.28-4.13 (m, 3H), 3.98-3.91 (m, 1H), 2.82-2.76 (m, 2H), 1.51 (s, 9H), 1.31 (t, J=7, 3H).APCI-MS: [M+H]+=272.4 (loss of t-butyl)The above 2-amino-4,7-dihydro-5H-thieno[2,3-c]pyran-3,5-dicarboxylic acid 3-tert-butyl ester 5-ethyl ester (275 mg, 0.84 mmol) was dissolved in a mixture of ethanol (4 ml) and tetrahydrofuran (1 ml). Sodium hydroxide (1N, 1.6 ml, 1.68 mmol) was added and the reaction stirred at ambient temperature for 5 h. after which TLC analysis indicated that the reaction was complete. The reaction was monitored with a pH meter and neutralized with 1N hydrochloric acid until pH=6.9. The solution was concentrated in vacuo to give 2-amino-4+/-7-dihydro-5H-thieno[2,3-c]pyran-3,5-dicarboxylic acid 3-tert-butyl ester as a solid. Sodium chloride remained as an impurity.1H NMR (300 MHz, CD3OD) delta 4.67-4.54 (m, 2H), 4.00-3.95 (m, 1H), 3.20-3.12 (m, 1H), 2.74-2.63 (m, 1H), 1.54 (s, 9H).APCI-MS: [M+H]+=300.0To a solution of the above 2-amino-4,7-dihydro-5H-thieno[2,3-c]pyran-3,5-dicarboxylic acid 3-tert-butyl ester (94 mg, 0.31 mmol) and 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (72 mg, 0.37 mmol) in distilled dichloromethane (4 ml) under nitrogen was added aniline (32 mul, 0.34 mmol) followed by 2,6-lutidine (0.11 ml, 0.93 mmol). The reaction was stirred for 72 h., concentrated in vacuo and reconstituted in ethyl acetate (30 ml). The organic layer was washed with 1% hydrochloric acid (10 ml), saturated sodium bicarbonate (10 ml), brine (10 ml), dried (Na2SO4), filtered, and the solvent evaporated in vacuo to give 51 mg (45%) of 2-amino-5-phenylcarbamoyl-4,7-dihydro-5H-thieno[2,3-c]pyran-3-carboxylic acid tert-butyl ester as a solid.1H NMR (400 MHz, CDCl3) delta 8.40 (s, 1H), 7.60 (d, 1H, J=7), 7.49 (d, 1H, =8), 7.34 (t, 1H, J=8), 7.32 (t, 1H, J=8), 7.13 (t, 1H, J=7)…

The synthetic route of 287193-07-1 has been constantly updated, and we look forward to future research findings.

Reference£º
Patent; Novo Nordisk A/S; US7115624; (2006); B1;,
Tetrahydropyran – Wikipedia
Tetrahydropyran – an overview | ScienceDirect Topics