Chemical Properties and Facts of Cinnoline-4-carboxylic acid

Therefore, this conceptually novel strategy might open impressive avenues to establish green and sustainable chemistry platforms.In my other articles, you can also check out more blogs about Cinnoline-4-carboxylic acid.21905-86-2

21905-86-2Academic researchers, R&D teams, teachers, students, policy makers and the media all rely on us to share knowledge that is reliable, accurate and cutting-edge. In an article, Which mentioned a new discovery about21905-86-2 Name is Cinnoline-4-carboxylic acid.

A solution of cinnoline-4-carboxylic acid (183 mg, 1.02 mmol) in methylene chloride (20 ml) was reacted with EDCI (195 mg, 1.02 mmol) and HOBt (138 mg, 1.02 mmol) for 20 min and then stirred, together with 4b-amino-9b-hydroxy-7-isopropyl-4b,9b-dihydro-5-oxa-indeno[2,1-a]-inden-10-one (250 mg, 0.85 mmol), overnight at room temperature. After extraction with methylene chloride and water, the organic layer was dried over MgSO4 and concentrated in a vacuum. Purification by column chromatography (ethylacetate:n-hexane=1:1) afforded the title compound as a white solid (290 mg, 63%). [0846] 1H-NMR (300 MHz, CD3OD) delta 1.15 (d, J=6.8 Hz, 6H, CH3), 2.82 (sep, J=6.8 Hz, 1H, CH), 6.69 (s, 1H, ArH), 6.89 (d, J=7.8 Hz, 1H, ArH), 7.45 (d, J=7.9 Hz, 1H, ArH), 7.65 (m, 1H, ArH), 7.858.03 (m, 5H, ArH) 8.42 (d, J=8.0 Hz, 1H, ArH), 8.51 (d, J=8.4 Hz, 1H, ArH), 9.45 (s, 1H, ArH)., 21905-86-2

Therefore, this conceptually novel strategy might open impressive avenues to establish green and sustainable chemistry platforms.In my other articles, you can also check out more blogs about Cinnoline-4-carboxylic acid.21905-86-2

Reference:
Patent; KATHOLIEKE UNIVERSITEIT LEUVEN K.U. LEUVEN R & D; KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY; Jung, Young Sik; Lee, Chong Kgo; Kim, Hae Soo; Jeong, Hee Chun; Kim, Pil Ho; Han, Soo Bong; Shin, Jin Soo; Neyts, Johan; Thibaut, Hendrik Jan; US2014/114068; (2014); A1;,
Cinnoline – Wikipedia
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Chemistry Milestones Of C8H6N2O

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New research progress on 875-66-1 in 2021. 875-66-1,Chemical research careers are more diverse than they might first appear, as there are many different reasons to conduct research and many possible environments.In an article, Which mentioned a new discovery about875-66-1 Name is Cinnolin-4-ol.

Cinnolin-4(1H)-one (5.0 g, 34.24 mol) was added to the K2CO3 ( 7.08 g, 51.36 mol) and 3- bromoprop-1-yne (3.11 mL, 41.09 mol) in ACN (20 mL) and the mixture stirred at 80 C for 4-8 h then reaction mixture was cool to rt. The mixture was concentrated, diluted with H2O (30 mL), and extracted with EtOAc (3 × 50 mL). The combined organic layers were dried (MgSO4), filtered and concentrated. Flash chromatography gave 4-(prop-2-yn-1-yloxy)cinnoline (13a). Synthesis of 4-(prop-2-yn-1-yloxy)cinnoline (4a). Yield (2.60 g, 65.5%). m.p. 100-110 C. Colourless solid.1H NMR (400 MHz, CDCl3) delta 8.34 (dd, J = 1.2, 1.2 Hz, 1H, Ar), 7.81-7.77 (m, 2H, Ar), 7.60 (d, J = 8.8 Hz, 1H, Ar), 7.46 (t, J = 8.0 Hz,1H, Ar), 5.14 (d, J = 2.4 Hz, 1H, -OCH2), 2.51 (t, J = 2.4 Hz, 1H, Alky). 13C NMR (100 MHz, CDCl3) delta 171.2, 140.6, 140.1, 134.0, 126.0, 125.2, 124.6, 115.1, 76.0, 75.7, 46.2. ESI-MS: m/z 185.27 [M+H]+. Anal. Calc. (C11H8N2O) C: 71.73; H: 4.38; N: 15.21. Found C: 71.80; H: 4.04; N: 15.28%.

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Reference:
Article; Boda, Sathish Kumar; Bommagani, Mohan Babu; Chitneni, Prasad Rao; Mokenapelli, Sudhakar; Yerrabelli, Jayaprakash Rao; Synthetic Communications; (2020);,
Cinnoline – Wikipedia
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Archives for Chemistry Experiments of C9H6N2O2

A reaction mechanism is the microscopic path by which reactants are transformed into products. Each step is an elementary reaction. In the meantime we’ve collected together some recent articles in this area about 21905-86-2 to whet your appetite. Happy reading! 21905-86-2

Healthcare careers for chemists are once again largely based in laboratories, although increasingly there is opportunity to work at the point of care, helping with patient investigation. Introduce a common compound, CAS is 21905-86-2, Name is Cinnoline-4-carboxylic acid, belongs to cinnoline compound. 21905-86-2

EXAMPLE 63f Synthesis of Cinnoline-4-carboxylic acid [2-((S)-2-imidazol-1-yl-1-pyridin-3-yl-ethoxy)-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-yl]-amide (Compound 63f) The procedure in Example 63d step 3 was followed using cinnoline-4-carboxylic acid. The reaction was stirred at RT for 1 day and at reflux for 1 day. Purification by chromatography (SiO2, 5-8% MeOH/CH2Cl2 with 1% NH4OH) afforded the title compound as a foam (63 mg, 0.125 mmol, 44%). The structure was confirmed by NMR and mass spectrometry. MS m/z 505 (M++H).

A reaction mechanism is the microscopic path by which reactants are transformed into products. Each step is an elementary reaction. In the meantime we’ve collected together some recent articles in this area about 21905-86-2 to whet your appetite. Happy reading! 21905-86-2

Reference:
Patent; Denny, William Alexander; Hutchings, Richard H; Johnson, Douglas S; Kaltenbronn, James Stanely; Lee, Ho Huat; Leonard, Daniele Marie; Milbank, Jared Bruce John; Repine, Joseph Thomas; Rewcastle, Gordon William; White, Andrew David; US2004/44057; (2004); A1;,
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What Kind of Chemistry Facts Are We Going to Learn About 78593-33-6

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78593-33-6Academic researchers, R&D teams, teachers, students, policy makers and the media all rely on us to share knowledge that is reliable, accurate and cutting-edge. In an article, Which mentioned a new discovery about78593-33-6 Name is 3-Bromocinnoline.

Using the same procedure as that described above but from 3-bromocinnoline there was obtained 3-(4-methoxyphenylthio)cinnoline Yield: 74.6% M.P.: 108 C. (isopropanol)

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Reference:
Patent; Sanofi; US5147878; (1992); A;,
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Our Top Choice Compound: C8H6N2O

Because a catalyst decreases the height of the energy barrier, its presence increases the reaction rates of both the forward and the reverse reactions by the same amount.Read on for other articles about Cinnolin-4-ol.875-66-1

You could be based in a university, combining chemical research with teaching; in a pharmaceutical company, working on developing and trialing new drugs, helping to ensure national healthcare provision keeps pace. Introduce a common compound, CAS is 875-66-1, Name is Cinnolin-4-ol, belongs to cinnoline compound. 875-66-1

(0509) Compound 110 (292 mg, 2.00 mmol) was refluxed in POCl3 overnight. It was cooled to room temperature and poured into ice water, neutralized with Na2C03. The precipitation was filtered out and washed with water, dried by pulling air through. Product was obtained as light yellow solid. (0510) (243mg, 74%). 1H NMR (400 MHz, chloroform-i/) delta 9.35 (s, 1H), 8.57 (ddd, J= 8.5, 1.4, 0.7 Hz, 1H), 8.20 (ddd, J= 8.2, 1.6, 0.7 Hz, 1H), 7.97 – 7.83 (m, 2H).

Because a catalyst decreases the height of the energy barrier, its presence increases the reaction rates of both the forward and the reverse reactions by the same amount.Read on for other articles about Cinnolin-4-ol.875-66-1

Reference:
Patent; THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE; YIN, Hang Hubert; ZHANG, Shuting; HU, Zhenyi; (114 pag.)WO2019/89648; (2019); A1;,
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The origin of a common compound about C10H8N2O2

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You could be based in a university, combining chemical research with teaching; in a pharmaceutical company, working on developing and trialing new drugs, helping to ensure national healthcare provision keeps pace. Introduce a common compound, CAS is 318276-74-3, Name is Methyl cinnoline-6-carboxylate, belongs to cinnoline compound. 318276-74-3

A solution of the compound from example 3d) (345 mg; 1.8 mmol.) in anhydrous tetrahydrofuran (20.0 ml_) was cooled to 5 oC for the portionwise addition of solid lithium aluminumhydride (70.0 mg; 1.8 mmol.) and stirred at 5 0C for 1 h. The mixture was quenched by the addition of ethyl acetate (50.0 ml_) then water (5.0 ml_), filtered through a pad of Celite and evaporated. The residue was dissolved in ethyl acetate (50.0 ml.) and treated with manganese dioxide (0.50 g) and stirred at room temperature for 2 h. The mixture was filtered through a pad of Celite and evaporated to afford the title compound (169 mg; 60%) as a brown powder which was used directly in the following step without further purification

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Reference:
Patent; SMITHKLINE BEECHAM CORPORATION; WO2007/103759; (2007); A2;,
Cinnoline – Wikipedia
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Interesting scientific research on C9H6N2O2

Future efforts will undeniably focus on the diversification of the new catalytic transformations. These may comprise an expansion of the substrate scope from aromatic and heteroaromatic compounds to other hydrocarbons. Keep reading other articles of 21905-86-2., 21905-86-2

Having gained chemical understanding at molecular level, chemistry graduates may choose to apply this knowledge in almost unlimited ways, as it can be used to analyze all matter and therefore our entire environment.21905-86-2. Introduce a common compound, CAS is 21905-86-2, Name is Cinnoline-4-carboxylic acid, belongs to cinnolinecompound.

10764] To a stirred solution of N1-cyclopropyl-5-fluo- robenzene-1,2-diamine mt-i (500 mg, 3.01 mmol) in DMF (5 mE) under an inert atmosphere was added cinnoline-4- carboxylic acid (524 mg, 3.01 mmol), HATU (1.71 g, 4.51 mmol) and diisopropylethylamine (1 mE, 6.02 mmol) at 00 C. The reaction mixture was stirred at room temperature for 16 h. Afier consumption of starting material (by TEC), the reaction mixture was diluted with water (20 mE) and extracted with EtOAc (2×20 mE). The combined organic extracts were washed with water (20 mE), dried over anhydrous Na2SO4 and concentrated under reduced pressure to obtain N-(2-(cyclopropylamino)-4-fluorophenyl) cinnoline4-carboxamide (500 mg, crude) as brown solid used in the next step without further purification.10765] EC-MS: m/z 322.9 [M+H] at 2.71 RT (38.30% purity).

Future efforts will undeniably focus on the diversification of the new catalytic transformations. These may comprise an expansion of the substrate scope from aromatic and heteroaromatic compounds to other hydrocarbons. Keep reading other articles of 21905-86-2., 21905-86-2

Reference:
Patent; Viamet Pharmaceuticals (NC), Inc.; Sparks, Steven; Yates, Christopher M.; Shaver, Sammy R.; Hoekstra, William J.; (156 pag.)US2018/185362; (2018); A1;,
Cinnoline – Wikipedia
Cinnoline – an overview | ScienceDirect Topics

Properties and Exciting Facts About C9H8N4O

The potential utility of systematic synthetic strategy will be applicable to efficient generations of chemical libraries of compounds to find ‘hit’ molecules.Read on for other articles about 4-Aminocinnoline-3-carboxamide.38024-35-0

38024-35-0Academic researchers, R&D teams, teachers, students, policy makers and the media all rely on us to share knowledge that is reliable, accurate and cutting-edge. In an article, Which mentioned a new discovery about38024-35-0 Name is 4-Aminocinnoline-3-carboxamide.

To a suspension of 4-aminocinnoline-3-carboxamide (3.5 g, 18.60 mmol) in DCM (10 ml) was added POCI3 (43.3 ml, 465 mmol) followed by triethylamine (7.78 ml, 55.8 mmol). The mixture was refluxed for 7 h. The reaction was then allowed to cool to 11 and conc, in vacuo. The crude residuewas then carefully treated with saturated aqueous NaHCO3 at 0 C. A precipitate formed which was collected via vacuum filtration. The filter cake washed with water (-i00 ml,), collected, and driedvacuo to provide the title compound as a grey solid 4-aminocinnoiine-3-carbonitriie.

The potential utility of systematic synthetic strategy will be applicable to efficient generations of chemical libraries of compounds to find ‘hit’ molecules.Read on for other articles about 4-Aminocinnoline-3-carboxamide.38024-35-0

Reference:
Patent; PI INDUSTRIES LTD.; SAXENA, Rohit; PANMAND, Deepak Shankar; JENA, Lalit Kumar; SRIVASTAVA, Khushboo; RAJU, Jella Rama; MANJUNATHA, Sulur G; SAMANTA, Jatin; GARG, Ruchi; AUTKAR, Santosh Shridhar; VENKATESHA, Hagalavadi M; GADAKH, Ramdas Balu; KLAUSENER, Alexander G. M.; POSCHARNY, Konstantin; (219 pag.)WO2018/116072; (2018); A1;,
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Cinnoline – an overview | ScienceDirect Topics

Chemical Properties and Facts of C9H8N4O

The potential utility of systematic synthetic strategy will be applicable to efficient generations of chemical libraries of compounds to find ‘hit’ molecules.Read on for other articles about 4-Aminocinnoline-3-carboxamide.38024-35-0

Modeling chemical reactions helps engineers virtually understand the chemistry, optimal size and design of the system, and how it interacts with other physics that may come into play. Introduce a common compound, CAS is 38024-35-0, Name is 4-Aminocinnoline-3-carboxamide, belongs to cinnoline compound. 38024-35-0

To a suspension of 4-aminocinnoline-3-carboxamide (3.5 g, 18.60 mmol) in DCM (10 ml) was added POCI3 (43.3 ml, 465 mmol) followed by triethylamine (7.78 ml, 55.8 mmol). The mixture was refluxed for 7 h. The reaction was then allowed to cool to 11 and conc, in vacuo. The crude residuewas then carefully treated with saturated aqueous NaHCO3 at 0 C. A precipitate formed which was collected via vacuum filtration. The filter cake washed with water (-i00 ml,), collected, and driedvacuo to provide the title compound as a grey solid 4-aminocinnoiine-3-carbonitriie.

The potential utility of systematic synthetic strategy will be applicable to efficient generations of chemical libraries of compounds to find ‘hit’ molecules.Read on for other articles about 4-Aminocinnoline-3-carboxamide.38024-35-0

Reference:
Patent; PI INDUSTRIES LTD.; SAXENA, Rohit; PANMAND, Deepak Shankar; JENA, Lalit Kumar; SRIVASTAVA, Khushboo; RAJU, Jella Rama; MANJUNATHA, Sulur G; SAMANTA, Jatin; GARG, Ruchi; AUTKAR, Santosh Shridhar; VENKATESHA, Hagalavadi M; GADAKH, Ramdas Balu; KLAUSENER, Alexander G. M.; POSCHARNY, Konstantin; (219 pag.)WO2018/116072; (2018); A1;,
Cinnoline – Wikipedia
Cinnoline – an overview | ScienceDirect Topics

Now Is The Time For You To Know The Truth About Cinnoline-4-carboxylic acid

In conclusion, we affirm that quantitative kinetic descriptions of catalytic behavior continue to navigate research efforts intended to model and predict the effects of solvation within porous materials. Read on for other articles about 21905-86-2!, 21905-86-2

When developing chemical systems it’s of course important to gain a deep understanding of the chemical reaction process. 21905-86-2. In an article, Which mentioned a new discovery about21905-86-2 Name is Cinnoline-4-carboxylic acid.

A solution of cinnoline-4-carboxylic acid (183 mg, 1.02 mmol) in methylene chloride (20 ml) was reacted with EDCI (195 mg, 1.02 mmol) and HOBt (138 mg, 1.02 mmol) for 20 min and then stirred, together with 4b-amino-9b-hydroxy-7-isopropyl-4b,9b-dihydro-5-oxa-indeno[2,1-a]-inden-10-one (250 mg, 0.85 mmol), overnight at room temperature. After extraction with methylene chloride and water, the organic layer was dried over MgSO4 and concentrated in a vacuum. Purification by column chromatography (ethylacetate:n-hexane=1:1) afforded the title compound as a white solid (290 mg, 63%). [0846] 1H-NMR (300 MHz, CD3OD) delta 1.15 (d, J=6.8 Hz, 6H, CH3), 2.82 (sep, J=6.8 Hz, 1H, CH), 6.69 (s, 1H, ArH), 6.89 (d, J=7.8 Hz, 1H, ArH), 7.45 (d, J=7.9 Hz, 1H, ArH), 7.65 (m, 1H, ArH), 7.858.03 (m, 5H, ArH) 8.42 (d, J=8.0 Hz, 1H, ArH), 8.51 (d, J=8.4 Hz, 1H, ArH), 9.45 (s, 1H, ArH)., 21905-86-2

In conclusion, we affirm that quantitative kinetic descriptions of catalytic behavior continue to navigate research efforts intended to model and predict the effects of solvation within porous materials. Read on for other articles about 21905-86-2!, 21905-86-2

Reference:
Patent; KATHOLIEKE UNIVERSITEIT LEUVEN K.U. LEUVEN R & D; KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY; Jung, Young Sik; Lee, Chong Kgo; Kim, Hae Soo; Jeong, Hee Chun; Kim, Pil Ho; Han, Soo Bong; Shin, Jin Soo; Neyts, Johan; Thibaut, Hendrik Jan; US2014/114068; (2014); A1;,
Cinnoline – Wikipedia
Cinnoline – an overview | ScienceDirect Topics