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Chemical Structure| 24782-43-2 Chemical Structure| 24782-43-2

Structure of 24782-43-2

Chemical Structure| 24782-43-2

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Product Details of [ 24782-43-2 ]

CAS No. :24782-43-2
Formula : C12H11NO3
M.W : 217.22
SMILES Code : CCOC(=O)C1=NC2=C(C=CC=C2)C(O)=C1
MDL No. :MFCD01863732
InChI Key :UACLREXZGKWWIC-UHFFFAOYSA-N
Pubchem ID :282844

Safety of [ 24782-43-2 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Computational Chemistry of [ 24782-43-2 ] Show Less

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 ?

Topological Polar Surface Area: Calculated from
Ertl P. et al. 2000 J. Med. Chem.

59.42 Ų

Lipophilicity

Log Po/w (iLOGP)?

iLOGP: in-house physics-based method implemented from
Daina A et al. 2014 J. Chem. Inf. Model.

1.92
Log Po/w (XLOGP3)?

XLOGP3: Atomistic and knowledge-based method calculated by
XLOGP program, version 3.2.2, courtesy of CCBG, Shanghai Institute of Organic Chemistry

3.19
Log Po/w (WLOGP)?

WLOGP: Atomistic method implemented from
Wildman SA and Crippen GM. 1999 J. Chem. Inf. Model.

2.12
Log Po/w (MLOGP)?

MLOGP: Topological method implemented from
Moriguchi I. et al. 1992 Chem. Pharm. Bull.
Moriguchi I. et al. 1994 Chem. Pharm. Bull.
Lipinski PA. et al. 2001 Adv. Drug. Deliv. Rev.

1.33
Log Po/w (SILICOS-IT)?

SILICOS-IT: Hybrid fragmental/topological method calculated by
FILTER-IT program, version 1.0.2, courtesy of SILICOS-IT, http://www.silicos-it.com

2.16
Consensus Log Po/w?

Consensus Log Po/w: Average of all five predictions

2.14

Water Solubility

Log S (ESOL):?

ESOL: Topological method implemented from
Delaney JS. 2004 J. Chem. Inf. Model.

-3.46
Solubility 0.0752 mg/ml ; 0.000346 mol/l
Class?

Solubility class: Log S scale
Insoluble < -10 < Poorly < -6 < Moderately < -4 < Soluble < -2 Very < 0 < Highly

Soluble
Log S (Ali)?

Ali: Topological method implemented from
Ali J. et al. 2012 J. Chem. Inf. Model.

-4.11
Solubility 0.0169 mg/ml ; 0.0000778 mol/l
Class?

Solubility class: Log S scale
Insoluble < -10 < Poorly < -6 < Moderately < -4 < Soluble < -2 Very < 0 < Highly

Moderately soluble
Log S (SILICOS-IT)?

SILICOS-IT: Fragmental method calculated by
FILTER-IT program, version 1.0.2, courtesy of SILICOS-IT, http://www.silicos-it.com

-3.61
Solubility 0.0528 mg/ml ; 0.000243 mol/l
Class?

Solubility class: Log S scale
Insoluble < -10 < Poorly < -6 < Moderately < -4 < Soluble < -2 Very < 0 < Highly

Soluble

Pharmacokinetics

GI absorption?

Gatrointestinal absorption: according to the white of the BOILED-Egg

High
BBB permeant?

BBB permeation: according to the yolk of the BOILED-Egg

Yes
P-gp substrate?

P-glycoprotein substrate: SVM model built on 1033 molecules (training set)
and tested on 415 molecules (test set)
10-fold CV: ACC=0.72 / AUC=0.77
External: ACC=0.88 / AUC=0.94

No
CYP1A2 inhibitor?

Cytochrome P450 1A2 inhibitor: SVM model built on 9145 molecules (training set)
and tested on 3000 molecules (test set)
10-fold CV: ACC=0.83 / AUC=0.90
External: ACC=0.84 / AUC=0.91

Yes
CYP2C19 inhibitor?

Cytochrome P450 2C19 inhibitor: SVM model built on 9272 molecules (training set)
and tested on 3000 molecules (test set)
10-fold CV: ACC=0.80 / AUC=0.86
External: ACC=0.80 / AUC=0.87

No
CYP2C9 inhibitor?

Cytochrome P450 2C9 inhibitor: SVM model built on 5940 molecules (training set)
and tested on 2075 molecules (test set)
10-fold CV: ACC=0.78 / AUC=0.85
External: ACC=0.71 / AUC=0.81

No
CYP2D6 inhibitor?

Cytochrome P450 2D6 inhibitor: SVM model built on 3664 molecules (training set)
and tested on 1068 molecules (test set)
10-fold CV: ACC=0.79 / AUC=0.85
External: ACC=0.81 / AUC=0.87

No
CYP3A4 inhibitor?

Cytochrome P450 3A4 inhibitor: SVM model built on 7518 molecules (training set)
and tested on 2579 molecules (test set)
10-fold CV: ACC=0.77 / AUC=0.85
External: ACC=0.78 / AUC=0.86

No
Log Kp (skin permeation)?

Skin permeation: QSPR model implemented from
Potts RO and Guy RH. 1992 Pharm. Res.

-5.36 cm/s

Druglikeness

Lipinski?

Lipinski (Pfizer) filter: implemented from
Lipinski CA. et al. 2001 Adv. Drug Deliv. Rev.
MW ≤ 500
MLOGP ≤ 4.15
N or O ≤ 10
NH or OH ≤ 5

0.0
Ghose?

Ghose filter: implemented from
Ghose AK. et al. 1999 J. Comb. Chem.
160 ≤ MW ≤ 480
-0.4 ≤ WLOGP ≤ 5.6
40 ≤ MR ≤ 130
20 ≤ atoms ≤ 70

None
Veber?

Veber (GSK) filter: implemented from
Veber DF. et al. 2002 J. Med. Chem.
Rotatable bonds ≤ 10
TPSA ≤ 140

0.0
Egan?

Egan (Pharmacia) filter: implemented from
Egan WJ. et al. 2000 J. Med. Chem.
WLOGP ≤ 5.88
TPSA ≤ 131.6

0.0
Muegge?

Muegge (Bayer) filter: implemented from
Muegge I. et al. 2001 J. Med. Chem.
200 ≤ MW ≤ 600
-2 ≤ XLOGP ≤ 5
TPSA ≤ 150
Num. rings ≤ 7
Num. carbon > 4
Num. heteroatoms > 1
Num. rotatable bonds ≤ 15
H-bond acc. ≤ 10
H-bond don. ≤ 5

0.0
Bioavailability Score?

Abbott Bioavailability Score: Probability of F > 10% in rat
implemented from
Martin YC. 2005 J. Med. Chem.

0.55

Medicinal Chemistry

PAINS?

Pan Assay Interference Structures: implemented from
Baell JB. & Holloway GA. 2010 J. Med. Chem.

0.0 alert
Brenk?

Structural Alert: implemented from
Brenk R. et al. 2008 ChemMedChem

0.0 alert: heavy_metal
Leadlikeness?

Leadlikeness: implemented from
Teague SJ. 1999 Angew. Chem. Int. Ed.
250 ≤ MW ≤ 350
XLOGP ≤ 3.5
Num. rotatable bonds ≤ 7

No; 1 violation:MW<1.0
Synthetic accessibility?

Synthetic accessibility score: from 1 (very easy) to 10 (very difficult)
based on 1024 fragmental contributions (FP2) modulated by size and complexity penaties,
trained on 12'782'590 molecules and tested on 40 external molecules (r2 = 0.94)

1.96

Application In Synthesis of [ 24782-43-2 ]

* 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 [ 24782-43-2 ]

[ 24782-43-2 ] Synthesis Path-Downstream   1~35

  • 1
  • [ 24782-43-2 ]
  • [ 18436-69-6 ]
YieldReaction ConditionsOperation in experiment
With trichlorophosphate; at 100℃; for 0.5h;Microwave irradiation; Intermediate 10; Ethyl 4-chloroquinoline-2-carboxylatePhosphorous oxychloride (5ml) was added to <strong>[24782-43-2]ethyl 4-hydroxyquinoline-2-carboxylate</strong> (l.Olg). The reaction mixture was subjected to single-mode microwave at 100 0C for 30 min using a Smith Microwave Synthesizer. The solvent was removed in vacuo and recrystallized with acetone to gave the title compound as a white solid (1.9Og). MS (ES) MH+: 235, 237 for C12Hi0ClNO2; NMR (CDCl3): 1.44 (t, 3H, J = 7.16), 4.51 (q, 2H, J = 7.16), 7.19 (s, IH), 7.71 (m, IH), 7.81 (m, IH), 8.22 (m, IH), 8.36 (d, IH, J = 8.29).
  • 2
  • [ 24782-43-2 ]
  • ethyl 4-bromo-quinoline-2-carboxylate [ No CAS ]
YieldReaction ConditionsOperation in experiment
With phosphorus(V) oxybromide; In toluene; acetonitrile; at 75℃; for 1.5h; EXAMPLE 14-[(6-Chloropyridin-3-yl)methyl]-N-[(i5,2^-2-hydroxycyclohexyl]quinoline-2--carboxairiideA solution of <strong>[24782-43-2]ethyl 4-hydroxyquinoline-2-carboxylate</strong> (10.0 g, 46.0 mmol) and phosphorus oxybromide (13.2 g, 46.0 mmol) in 100 mL of toluene and 10.0 mL acetonitrile was heated at 75 C for 1.5 h. The reaction mixture was cooled to room temperature, quenched slowly with water, and extracted with ethyl acetate. The organic fraction was washed with brine, dried over sodium sulfate, filtered, and concentrated. The resultant residue was subjected to silica gelchromatography eluting with 0-50% ethyl acetate in hexanes to afford ethyl 4-bromoquinoline-2~ carboxylate that gave a mass ion (ES+) of 280.1 (79Br) for M+H+.
With phosphorus(V) oxybromide; In toluene; acetonitrile; at 75℃; for 1.5h; solution of <strong>[24782-43-2]ethyl 4-hydroxyquinoline-2-carboxylate</strong> (10.0 g, 46.0 mmol) and phosphorus oxybromide (13.2 g,46.0 mmol) in 100 mL of toluene and 10.0 mL acetonitrile was heated at 75 C for 1.5 h. The reaction mixture was cooledto room temperature, quenched slowly with water, and extracted with ethyl acetate. The organic fraction was washedwith brine, dried over sodium sulfate, filtered, and concentrated. The resultant residue was subjected to silica gel chromatographyeluting with 0-50% ethyl acetate in hexanes to afford ethyl 4-bromoquinoline-2-carboxylate that gave a massion (ES+) of 280.1 (79Br) for M+H+.
  • 3
  • [ 24782-43-2 ]
  • [ 408327-43-5 ]
  • 4
  • [ 24782-43-2 ]
  • 3-bromo-4-hydroxy-quinoline-2-carboxylic acid ethyl ester [ No CAS ]
  • 5
  • [ 24782-43-2 ]
  • [ 855633-99-7 ]
  • 6
  • [ 24782-43-2 ]
  • [ 52144-24-8 ]
  • 7
  • [ 24782-43-2 ]
  • [ 117000-71-2 ]
  • 8
  • [ 446251-68-9 ]
  • [ 24782-43-2 ]
  • 9
  • [ 62-53-3 ]
  • [ 108-56-5 ]
  • [ 24782-43-2 ]
  • 11
  • [ 24782-43-2 ]
  • [ 7664-93-9 ]
  • [ 7697-37-2 ]
  • [ 52144-24-8 ]
  • 12
  • [ 577-59-3 ]
  • [ 24782-43-2 ]
  • 13
  • [ 24782-43-2 ]
  • [ 58550-89-3 ]
  • 14
  • [ 24782-43-2 ]
  • [ 25836-11-7 ]
  • 15
  • [ 24782-43-2 ]
  • [ 64965-48-6 ]
  • 16
  • [ 24782-43-2 ]
  • [ 590371-90-7 ]
  • 17
  • [ 24782-43-2 ]
  • [ 855634-17-2 ]
  • 18
  • [ 24782-43-2 ]
  • [ 855634-00-3 ]
  • 19
  • [ 24782-43-2 ]
  • (3-chloro-[4]quinolyl)-phenyl-amine [ No CAS ]
  • 20
  • [ 24782-43-2 ]
  • (3-iodo-[4]quinolyl)-phenyl-amine [ No CAS ]
  • 21
  • [ 24782-43-2 ]
  • 1-methyl-4-thioxo-1,4-dihydro-quinoline-2-carboxylic acid ethyl ester [ No CAS ]
  • 22
  • [ 24782-43-2 ]
  • 1-[4]quinolylamino-3-diethylamino-propan-2-ol [ No CAS ]
  • 23
  • [ 24782-43-2 ]
  • <i>N</i>4,<i>N</i>4-diethyl-<i>N</i>1-(3-chloro-[4]quinolyl)-1-methyl-butanediyldiamine [ No CAS ]
  • 24
  • [ 24782-43-2 ]
  • 1-diethylamino-3-(3-iodo-[4]quinolylamino)-propan-2-ol [ No CAS ]
  • 25
  • [ 178114-28-8 ]
  • [ 24782-43-2 ]
  • 27
  • [ 24782-43-2 ]
  • [ 56717-02-3 ]
  • 28
  • [ 24782-43-2 ]
  • [ 708258-08-6 ]
  • 29
  • [ 24782-43-2 ]
  • [ 358-23-6 ]
  • [ 894789-59-4 ]
YieldReaction ConditionsOperation in experiment
93% With pyridine; In dichloromethane; at 0 - 20℃; Trifluoromethane sulfonic anhydride (6.82 g, 24.2 mmol) was added drop wise onto to a mixture of ethyl-4-hydroxyquinoline carboxylate a (5.0 g, 23.0 mmol) and pyridine (1.95 mL, 24.2 mmol) in CH2Cl2 (100 mL) at ice water bath temperature under N2. The mixture was stirred at RT overnight. It was diluted with CH2Cl2 (100 mL), washed with 0.5 N NaOH (100 mL), dried (MgSO4), concentrated in vacuo. The crude product was adsorbed on to Celite and purified by ISCO CombiFlash 80 g column (2-15% ethyl acetate-hexane) to afford 7.4 g (93%) of triflate b as a white solid.
  • 30
  • petroleum [ No CAS ]
  • [ 24782-43-2 ]
  • [ 106-95-6 ]
  • [ 52144-30-6 ]
YieldReaction ConditionsOperation in experiment
With potassium carbonate; In acetone; EXAMPLE 21 A well-stirred mixture of 65.1 parts of <strong>[24782-43-2]ethyl-4-hydroxy-quinoline-2-carboxylate</strong>, 42 parts of anhydrous potassium carbonate, 38.4 parts of allyl bromide and 800 parts of acetone was boiled under reflux for 24 hours. The cooled reaction mixture was filtered to remove inorganic salts and acetone was removed by evaporation under reduced pressure. A solution of the residual brown oil in ether (360 parts) was washed successively with N-sodium hydroxide solution (3 portions each comprising 50 parts) and water (4 portions each of 100 parts), then dried over magnesium sulphate and evaporated to remove solvent. The resultant viscous oil crystallized on cooling and the crystals were recrystallized from light petroleum (60-80C) to yield 57.1 parts of ethyl 4-allyloxyquinoline-2-carboxylate as pale yellow needles, m.pt. 71-72C.
  • 31
  • [ 24782-43-2 ]
  • [ 106-95-6 ]
  • petroleum [ No CAS ]
  • [ 52144-30-6 ]
YieldReaction ConditionsOperation in experiment
With potassium carbonate; In N-methyl-acetamide; EXAMPLE 19 4-Allyloxy-N(1H-tetrazol-5-yl)quinaldamide 4-Hydroxyquinaldic acid, ethyl ester (16 g), allyl bromide (22.5 g) and anhydrous potassium carbonate (30 g) in dimethylformamide (300 ml) were stirred and heated on a steam bath for 20 hours. The mixture was filtered, the filtrate was evaporated and the residue was crystallized from a mixture of ethyl acetate and light petroleum (b.p. 60-80) to give 4-allyloxyquinaldic acid, ethyl ester.
  • 32
  • [ 24782-43-2 ]
  • [ 106-96-7 ]
  • [ 1141428-33-2 ]
  • 34
  • [ 24782-43-2 ]
  • [ 1352724-00-5 ]
  • 35
  • [ 24782-43-2 ]
  • [ 1352724-01-6 ]
 

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Technical Information

Categories

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