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[ CAS No. 26892-90-0 ] {[proInfo.proName]}

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Chemical Structure| 26892-90-0
Chemical Structure| 26892-90-0
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Product Details of [ 26892-90-0 ]

CAS No. :26892-90-0 MDL No. :MFCD00173406
Formula : C12H11NO3 Boiling Point : -
Linear Structure Formula :- InChI Key :YBEOYBKKSWUSBR-UHFFFAOYSA-N
M.W : 217.22 Pubchem ID :220876
Synonyms :

Calculated chemistry of [ 26892-90-0 ]      Expand+

Physicochemical Properties

Num. heavy atoms : 16
Num. arom. heavy atoms : 10
Fraction Csp3 : 0.17
Num. rotatable bonds : 3
Num. H-bond acceptors : 4.0
Num. H-bond donors : 1.0
Molar Refractivity : 59.85
TPSA : 59.42 ?2

Pharmacokinetics

GI absorption : High
BBB permeant : Yes
P-gp substrate : No
CYP1A2 inhibitor : Yes
CYP2C19 inhibitor : No
CYP2C9 inhibitor : No
CYP2D6 inhibitor : No
CYP3A4 inhibitor : No
Log Kp (skin permeation) : -5.1 cm/s

Lipophilicity

Log Po/w (iLOGP) : 2.51
Log Po/w (XLOGP3) : 3.56
Log Po/w (WLOGP) : 2.12
Log Po/w (MLOGP) : 1.33
Log Po/w (SILICOS-IT) : 2.16
Consensus Log Po/w : 2.34

Druglikeness

Lipinski : 0.0
Ghose : None
Veber : 0.0
Egan : 0.0
Muegge : 0.0
Bioavailability Score : 0.55

Water Solubility

Log S (ESOL) : -3.69
Solubility : 0.0439 mg/ml ; 0.000202 mol/l
Class : Soluble
Log S (Ali) : -4.49
Solubility : 0.00698 mg/ml ; 0.0000321 mol/l
Class : Moderately soluble
Log S (SILICOS-IT) : -3.61
Solubility : 0.0528 mg/ml ; 0.000243 mol/l
Class : Soluble

Medicinal Chemistry

PAINS : 0.0 alert
Brenk : 0.0 alert
Leadlikeness : 2.0
Synthetic accessibility : 1.72

Safety of [ 26892-90-0 ]

Signal Word:Warning Class:N/A
Precautionary Statements:P305+P351+P338 UN#:N/A
Hazard Statements:H319 Packing Group:N/A
GHS Pictogram:

Application In Synthesis of [ 26892-90-0 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 26892-90-0 ]

[ 26892-90-0 ] Synthesis Path-Downstream   1~3

  • 1
  • [ 26892-90-0 ]
  • [ 13721-01-2 ]
YieldReaction ConditionsOperation in experiment
92% 4-Oxo-1,4-dihydroquinoline-3-carboxylic acid 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92%). 1H NMR (DMSO-d6) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).
92% [0219] 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The <n="49"/>resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-l,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). 1H NMR (DMSO-flfe) delta 15.34 (s, 1 H), 13.42 (s, 1 H), 8.89 (s, IH), 8.28 (d, J= 8.0 Hz, IH), 7.88 (m, IH), 7.81 (d, J = 8.4 Hz, IH), 7.60 (m, IH).
92% With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92%). 1H NMR (DMSO-d6) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).
4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h under reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid (A-1) as a pale white solid (10.5 g, 92%). 1H NMR (d-DMSO) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).
With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxidesolution (2N, 150 mL) and stirred for 2 h under reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid (A-1) as a pale white solid (10.5 g, 92%).1H NMR (d-DMSO) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-l,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). 1H NMR (DMSO-
10.5 g With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %).1H NMR (DMSO-d6) delta 15.34 (s, 1 H), 13.42 (s, 1 H), 8.89 (s, 1H), 8.28 (d, J = 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With sodium hydroxide; for 2h;Reflux; Step C: 4-Oxo-1,4-dihydroquinoline-3-carboxylic acid 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in a sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92%). 1H NMR (DMSO-d6) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H) ppm.
10.5 g With sodium hydroxide; for 2h;Reflux; j00332J 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HC1. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). ?H NIVIR (DMSO-d6) 15.34 (s, 1 H), 13.42 (s, 1 H), 8.89 (s, 1H), 8.28 (d, J= 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HC1. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-l,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). lU NMR (DMSO-4) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, = 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-l,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). lU NMR (DMSC fc) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, 7 = 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With water; sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HC1. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-l,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). lU NMR (DMSO-4) delta 15.34 (s, 1 H), 13.42 (s, 1 H), 8.89 (s, 1H), 8.28 (d, J = 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3 -carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HC1. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-l,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). 1H NMR (DMSO-ifc) d 15.34 (s, 1 H), 13.42 (s, 1 H), 8.89 (s, 1H), 8.28 (d, 7 = 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With sodium hydroxide; for 2h;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HC1. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92 %). 1H NMR (DMSO-rfc) d 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, 7 = 8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J = 8.4 Hz, 1H), 7.60 (m, 1H).
10.5 g With water; sodium hydroxide; at 2℃;Reflux; 4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h at reflux. After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl. The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid as a pale white solid (10.5 g, 92%). 1H NMR (DMSO-d6) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).

  • 2
  • [ 26892-90-0 ]
  • [ 34785-11-0 ]
  • [ 13721-01-2 ]
YieldReaction ConditionsOperation in experiment
92% In sodium hydroxide; A-1; 4-Oxo-1,4-dihydroquinoline-3-carboxylic acid4-Hydroxyquinoline-3-carboxylic acid ethyl ester (15 g, 69 mmol) was suspended in sodium hydroxide solution (2N, 150 mL) and stirred for 2 h under reflux.After cooling, the mixture was filtered, and the filtrate was acidified to pH 4 with 2N HCl.The resulting precipitate was collected via filtration, washed with water and dried under vacuum to give 4-oxo-1,4-dihydroquinoline-3-carboxylic acid (A-1) as a pale white solid (10.5 g, 92percent).1H NMR (d-DMSO) delta 15.34 (s, 1H), 13.42 (s, 1H), 8.89 (s, 1H), 8.28 (d, J=8.0 Hz, 1H), 7.88 (m, 1H), 7.81 (d, J=8.4 Hz, 1H), 7.60 (m, 1H).
  • 3
  • [ 26892-90-0 ]
  • [ 873054-44-5 ]
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Technical Information

? Acyl Group Substitution ? Appel Reaction ? Baeyer-Villiger Oxidation ? Barbier Coupling Reaction ? Baylis-Hillman Reaction ? Bouveault-Blanc Reduction ? Bucherer-Bergs Reaction ? Buchwald-Hartwig C-N Bond and C-O Bond Formation Reactions ? Catalytic Hydrogenation ? Chugaev Reaction ? Clemmensen Reduction ? Complex Metal Hydride Reductions ? Corey-Bakshi-Shibata (CBS) Reduction ? Corey-Chaykovsky Reaction ? Corey-Kim Oxidation ? Dess-Martin Oxidation ? Ester Cleavage ? Fischer Indole Synthesis ? Grignard Reaction ? Henry Nitroaldol Reaction ? Horner-Wadsworth-Emmons Reaction ? Hydride Reductions ? Jones Oxidation ? Lawesson's Reagent ? Leuckart-Wallach Reaction ? Martin's Sulfurane Dehydrating Reagent ? McMurry Coupling ? Meerwein-Ponndorf-Verley Reduction ? Mitsunobu Reaction ? Moffatt Oxidation ? Oxidation of Alcohols by DMSO ? Passerini Reaction ? Paternò-Büchi Reaction ? Petasis Reaction ? Peterson Olefination ? Pictet-Spengler Tetrahydroisoquinoline Synthesis ? Preparation of Alcohols ? Preparation of Aldehydes and Ketones ? Preparation of Amines ? Prins Reaction ? Reactions of Alcohols ? Reactions of Aldehydes and Ketones ? Reactions of Amines ? Reactions with Organometallic Reagents ? Reformatsky Reaction ? Ritter Reaction ? Robinson Annulation ? Schlosser Modification of the Wittig Reaction ? Schmidt Reaction ? Sharpless Olefin Synthesis ? Specialized Acylation Reagents-Carbodiimides and Related Reagents ? Specialized Acylation Reagents-Ketenes ? Stobbe Condensation ? Swern Oxidation ? Tebbe Olefination ? Ugi Reaction ? Wittig Reaction ? Wolff-Kishner Reduction
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