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Chemical Structure| 155694-84-1 Chemical Structure| 155694-84-1

Structure of 155694-84-1

Chemical Structure| 155694-84-1

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Product Details of [ 155694-84-1 ]

CAS No. :155694-84-1
Formula : C9H9NO3
M.W : 179.17
SMILES Code : CC(C1=CC=C(C)C=C1[N+]([O-])=O)=O
MDL No. :MFCD22573024
Boiling Point : No data available
InChI Key :UPVDTZDVDGTUEP-UHFFFAOYSA-N
Pubchem ID :21782322

Safety of [ 155694-84-1 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Computational Chemistry of [ 155694-84-1 ] Show Less

Physicochemical Properties

Num. heavy atoms 13
Num. arom. heavy atoms 6
Fraction Csp3 0.22
Num. rotatable bonds 2
Num. H-bond acceptors 3.0
Num. H-bond donors 0.0
Molar Refractivity 50.42
TPSA ?

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

62.89 Ų

Lipophilicity

Log Po/w (iLOGP)?

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

1.51
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

1.64
Log Po/w (WLOGP)?

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

2.11
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.

0.91
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

0.47
Consensus Log Po/w?

Consensus Log Po/w: Average of all five predictions

1.33

Water Solubility

Log S (ESOL):?

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

-2.19
Solubility 1.15 mg/ml ; 0.0064 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.

-2.57
Solubility 0.478 mg/ml ; 0.00267 mol/l
Class?

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

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

-2.5
Solubility 0.567 mg/ml ; 0.00316 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.

-6.23 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

1.0
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

2.0 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)

1.82

Application In Synthesis of [ 155694-84-1 ]

* 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 [ 155694-84-1 ]

[ 155694-84-1 ] Synthesis Path-Downstream   1~17

  • 1
  • [ 861523-96-8 ]
  • [ 155694-84-1 ]
  • 2
  • [ 155694-84-1 ]
  • [ 16292-44-7 ]
  • 3
  • [ 155694-84-1 ]
  • [ 100-52-7 ]
  • 1-(4-methyl-2-nitrophenyl)-3-phenyl-2-propen-1-one [ No CAS ]
  • 4
  • [ 155694-84-1 ]
  • [ 122710-21-8 ]
YieldReaction ConditionsOperation in experiment
With ammonium formate;5% palladium-on-charcoal; In methanol; at 20 - 60℃; for 22.0h; B. 2-Amino-4-methylphenylethanone. A solution of 4-methyl-2-nitrophenylethanone (5.0 g, 28 mmol) in methanol (100 ML) is treated with ammonium formate (9.6 g, 140 mmol) and 5% palladium on carbon (1.5 g).The mixture is heated to 60 C. for 6 h then stirred at ambient temperature for 16 hours.The reaction mixture is filtered through Celite and the filtrate is concentrated in vacuo.The concentrate is treated with sodium bicarbonate and partitioned between water and ethyl acetate.The organic layer is separated, dried with sodium sulfate and concentrated to give crude title compound (4.5 g, 30.2 mmol) which is used without further purification. MS m/z: M+=149; 1H NMR (CDCl3, 300 MHz) delta8.05 (d, 1H), 7.4 (d, 1H), 7.25 (s, 1H), 2.8 (s, 3H), 2.45 (s, 3H).
  • 5
  • 1-<2-nitro-5-amino-4-methyl-phenyl>-ethanone-(1) [ No CAS ]
  • [ 155694-84-1 ]
  • 6
  • [ 861523-96-8 ]
  • [ 7732-18-5 ]
  • [ 155694-84-1 ]
  • 7
  • [ 155694-84-1 ]
  • 1-(2-amino-4-methylphenyl)-3-phenyl-2-propen-1-one [ No CAS ]
  • 8
  • [ 155694-84-1 ]
  • 1-(2-acetylamino-4-methylphenyl)-3-phenyl-2-propen-1-one [ No CAS ]
  • 9
  • [ 155694-84-1 ]
  • 1-N-acetyl-4-keto-7-methyl-2-phenyl-1,2,3,4-tetrahydroquinoline [ No CAS ]
  • 10
  • [ 155694-84-1 ]
  • [ 155694-77-2 ]
  • 11
  • 3-(4-methyl-2-nitro-phenyl)-3-oxo-propionic acid ethyl ester [ No CAS ]
  • [ 155694-84-1 ]
  • 12
  • C9H10N2O4 [ No CAS ]
  • [ 155694-84-1 ]
YieldReaction ConditionsOperation in experiment
With dihydrogen peroxide; sodium hydrogencarbonate; In methanol; water; at 20℃; 4-Fluro-3-nitrotoluene (7.5 g, 48.4 mmol) is treated with a solution of nitroethane (15.2 mL, 200 mmol) in ethyl acetate (100 mL) and DBU (21 mL, 145 mmol) and stirred overnight at ambient temperature. The solution is concentrated under vacuum, diluted with methanol, treated with 30% H2O2 (25 mL) and 10% sodium bicarbonate (25 ml) and stirred overnight at ambient temperature. The reaction mixture is concentrated in vacuo, acidified with 5% HCl and extracted with methylene chloride. The organic layer is dried (sodium sulfate) and chromatographed (35% ethyl acetate/hexane) to give the title compound (7.2 g, 40.2 mmol). MS m/z: M+=279; 1H NMR (CDCl3, 300 MHz) delta7.8 (s, 1H), 7.48 (d, 1H), 7.32 (d, 1H), 2.5 (s, 3H), 2.4 (s, 3H)
  • 13
  • [ 1439930-68-3 ]
  • [ 155694-84-1 ]
  • 14
  • [ 1449199-73-8 ]
  • [ 155694-84-1 ]
YieldReaction ConditionsOperation in experiment
70% Example 22 Preparation of 1-(4-methyl-2-nitrophenyl)ethan-1-one (C84) To a reaction flask were added 4-methyl-2-nitro-1-(prop-1-en-2-yl)benzene (11.4 g, 64.3 mmol), dichloromethane (292 mL), and methanol (29.2 mL). The reaction mixture was cooled to -78 C. Ozone was bubbled into the reaction mixture, and the reaction mixture was stirred at -78 C. for 3 hours. The reaction mixture was flushed with nitrogen. Dimethylsulfide (14.0 mL, 189 mmol) was added, and the reaction mixture was allowed to stir and warm to room temperature overnight. The reaction was concentrated. Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as an oil (8.90 g, 70%): 1H NMR (300 MHz, CDCl3) delta 7.85 (dd, J=1.7, 0.8 Hz, 1H), 7.50 (ddd, J=7.8, 1.7, 0.8 Hz, 1H), 7.35 (dd, J=7.7, 0.9 Hz, 1H), 2.53 (s, 3H), 2.48 (s, 3H).
70% To a reaction flask were added 4-methyl-2-nitro-1-(prop-1-en-2-yl)benzene (11.4 g, 64.3 mmol), dichloromethane (292 mL), and methanol (29.2 mL). The reaction mixture was cooled to -78 C. Ozone was bubbled into the reaction mixture, and the reaction mixture was stirred at -78 C for 3 hours. The reaction mixture was flushed with nitrogen. Dimethylsulfide (14.0 mL, 189 mmol) was added, and the reaction mixture was allowed to stir and warm to room temperature overnight. The reaction was concentrated. Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as an oil (8.90 g, 70%) : 1H NMR (300 MHz, CDCI3) delta 7.85 (dt, J = 2.0, 1.0 Hz, 1H), 7.50 (ddt, J = 7.8, 1.7, 0.8 Hz, 1H), 7.35 (dd, J = 7.7, 0.9 Hz, 1H), 2.57 - 2.51 (m, 3H), 2.49 (q, J = 0.9 Hz, 3H).
70% With ozone; In methanol; dichloromethane; at -78℃; for 3.0h;Inert atmosphere; Example 15 Preparation of 1-(4-methyl-2-nitrophenyl)ethan-1-one (C55) To a reaction flask were added 4-methyl-2-nitro-1-(prop-1-en-2-yl)benzene (11.4 g, 64.3 mmol), dichloromethane (292 mL), and methanol (29.2 mL). The reaction mixture was cooled to -78 C. Ozone was bubbled into the reaction mixture, and the reaction mixture was stirred at -78 C. for 3 hours. The reaction mixture was flushed with nitrogen. Dimethylsulfide (14.0 mL, 189 mmol) was added, and the reaction mixture was allowed to stir and warm to room temperature overnight. The reaction was concentrated. Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as an oil (8.90 g, 70%): 1H NMR (300 MHz, CDCl3) delta 7.85 (dt, J=2.0, 1.0 Hz, 1H), 7.50 (ddt, J=7.8, 1.7, 0.8 Hz, 1H), 7.35 (dd, J=7.7, 0.9 Hz, 1H), 2.57-2.51 (m, 3H), 2.49 (q, J=0.9 Hz, 3H).
70% To a reaction flask were added 4-methyl-2-nitro-l-(prop-l-en-2-yl)benzene ( 11.4 g, 64.3 mmol), dichloromethane (292 mL), and methanol (29.2 mL). The reaction mixture was cooled to -78 C. Ozone was bubbled into the reaction mixture, and the reaction mixture was stirred at -78 C for 3 hours. The reaction mixture was flushed with nitrogen. Dimethylsulfide (14.0 mL, 189 mmol) was added, and the reaction mixture was allowed to stir and warm to room temperature overnight. The reaction was concentrated . Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as an oil (8.90 g, 70%) : *H NM R (300 MHz, CDCI3) delta 7.85 (dd, J = 1.7, 0.8Hz, 1H), 7.50 (ddd, J = 7.8, 1.7, 0.8 Hz, 1H), 7.35 (dd, J = 7.7, 0.9 Hz, 1H), 2.53 (s, 3H), 2.48 (s,3H).

  • 15
  • [ 155694-84-1 ]
  • 2-(1-methoxyethyl)-5-methylaniline [ No CAS ]
  • 16
  • [ 155694-84-1 ]
  • 1-(4-methyl-2-nitrophenyl)ethan-1-ol [ No CAS ]
YieldReaction ConditionsOperation in experiment
75% With sodium tetrahydroborate; In methanol; at 0 - 20℃;Inert atmosphere; Example 23 Preparation of 1-(4-methyl-2-nitrophenyl)ethan-1-ol (C85) To a reaction flask under an atmosphere of nitrogen were added <strong>[155694-84-1]1-(4-methyl-2-nitrophenyl)ethan-1-one</strong> (C84) (8.91 g, 49.7 mmol) and methanol (249 mL). The reaction mixture was cooled to 0 C. Sodium borohydride (2.26 g, 59.7 mmol) was added, and the reaction mixture was stirred at 0 C. for 1 hour. The reaction mixture was allowed to warm to room temperature overnight. The reaction mixture was acidified with hydrochloric acid (2 N), and was diluted with dichloromethane. The layers were separated, and the aqueous phase was extracted with dichloromethane. The combined organic extracts were dried over sodium sulfate, filtered, and concentrated. Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as a green oil (7.10 g, 75%): 1H NMR (400 MHz, CDCl3) delta 7.73-7.66 (m, 2H), 7.45 (dd, J=8.0, 2.1 Hz, 1H), 5.45-5.26 (m, 1H), 2.42 (s, 3H), 1.54 (s, 3H).
75% With methanol; sodium tetrahydroborate; at 0 - 24℃; for 1.0h; To a reaction flask under an atmosphere of nitrogen were added <strong>[155694-84-1]1-(4-methyl-2-nitrophenyl)ethan-1-one</strong> (C42) (8.91 g, 49.7 mmol) and methanol (249 mL). The reaction mixture was cooled to 0 C. Sodium borohydride (2.26 g, 59.7 mmol) was added, and the reaction mixture was stirred at 0 C for 1 hour. The reaction mixture was allowed to warm to room temperature overnight. The reaction mixture was acidified with hydrochloric acid (2 N) and was diluted with dichloromethane. The layers were separated, and the aqueous phase was extracted with dichloromethane. The combined organics were dried over sodium sulfate, filtered, and concentrated. Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as a green oil (7.10 g, 75%): 1H NMR (400 MHz, CDCI3) delta 7.73 - 7.66 (m, 2H), 7.45 (dd, J = 8.0, 2.1 Hz, 1H), 5.45 - 5.26 (m, 1H), 2.42 (s, 3H), 1.54 (s, 3H).
75% With sodium tetrahydroborate; In methanol; at 0℃; for 1.0h;Inert atmosphere; Example 16 Preparation of 1-(4-methyl-2-nitrophenyl)ethan-1-ol (C56) To a reaction flask under an atmosphere of nitrogen was added <strong>[155694-84-1]1-(4-methyl-2-nitrophenyl)ethan-1-one</strong> (C55) (8.91 g, 49.7 mmol) and methanol (249 mL). The reaction mixture was cooled to 0 C. Sodium borohydride (2.26 g, 59.7 mmol) was added, and the reaction mixture was stirred at 0 C. for 1 hour. The reaction mixture was allowed to warm to room temperature overnight. The reaction mixture was acidified with hydrochloric acid (2 N) and was diluted with dichloromethane. The layers were separated, and the aqueous phase was extracted with dichloromethane. The combined organics were dried over sodium sulfate, filtered, and concentrated. Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as a green oil (7.10 g, 75%): 1H NMR (400 MHz, CDCl3) delta 7.73-7.66 (m, 2H), 7.45 (dd, J=8.0, 2.1 Hz, 1H), 5.45-5.26 (m, 1H), 2.42 (s, 3H), 1.54 (s, 3H).
75% With methanol; sodium tetrahydroborate; at 0 - 24℃;Inert atmosphere; To a reaction flask under an atmosphere of nitrogen were added l-(4-methyl-2- nitrophenyl)etha n-l-one (C84) (8.91 g, 49.7 mmol) and methanol (249 mL). The reaction mixture was cooled to 0 C. Sodium borohydride (2.26 g, 59.7 mmol) was added, and the reaction mixture was stirred at 0 C for 1 hour. The reaction mixture was allowed to warm to room temperature overnight. The reaction mixture was acidified with hydrochloric acid (2 N), and was diluted with dichloromethane. The layers were separated, and the aqueous phase was extracted with dichloromethane. The combined organic extracts were dried over sodium sulfate, filtered, and concentrated . Purification by flash column chromatography using ethyl acetate/hexanes as eluent provided the title compound as a green oil (7.10 g, 75%) : *H NM R (400 MHz, CDCI3) delta 7.73 - 7.66 (m, 2H), 7.45 (dd, J = 8.0, 2.1 Hz, 1H), 5.45 - 5.26 (m, 1H), 2.42 (s, 3H), 1.54 (s, 3H).

  • 17
  • [ 155694-84-1 ]
  • 1-(1-methoxyethyl)-4-methyl-2-nitrobenzene [ No CAS ]
 

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Technical Information

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