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Structure of 1533519-92-4

Chemical Structure| 1533519-92-4

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Product Details of [ 1533519-92-4 ]

CAS No. :1533519-92-4
Formula : C13H14ClN
M.W : 219.71
SMILES Code : NC1=C2C=CC=CC2=C(C3CC3)C=C1.[H]Cl
MDL No. :MFCD28387394
InChI Key :CIQWZUGROQAMOL-UHFFFAOYSA-N
Pubchem ID :91827884

Safety of [ 1533519-92-4 ]

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

Computational Chemistry of [ 1533519-92-4 ] Show Less

Physicochemical Properties

Num. heavy atoms 15
Num. arom. heavy atoms 10
Fraction Csp3 0.23
Num. rotatable bonds 1
Num. H-bond acceptors 0.0
Num. H-bond donors 1.0
Molar Refractivity 67.78
TPSA ?

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

26.02 Ų

Lipophilicity

Log Po/w (iLOGP)?

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

0.0
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

4.2
Log Po/w (WLOGP)?

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

4.05
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.

3.26
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

3.27
Consensus Log Po/w?

Consensus Log Po/w: Average of all five predictions

2.95

Water Solubility

Log S (ESOL):?

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

-4.28
Solubility 0.0116 mg/ml ; 0.000053 mol/l
Class?

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

Moderately soluble
Log S (Ali)?

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

-4.46
Solubility 0.00769 mg/ml ; 0.000035 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

-4.31
Solubility 0.0107 mg/ml ; 0.0000486 mol/l
Class?

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

Moderately 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

Yes
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

Yes
Log Kp (skin permeation)?

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

-4.66 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

1.0 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<2.0
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)

1.11

Application In Synthesis of [ 1533519-92-4 ]

* 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 [ 1533519-92-4 ]

[ 1533519-92-4 ] Synthesis Path-Downstream   1~17

  • 1
  • [ 90-11-9 ]
  • [ 1533519-92-4 ]
  • 2
  • [ 878671-93-3 ]
  • [ 1533519-92-4 ]
YieldReaction ConditionsOperation in experiment
[0349] Cyclopropylmagnesium bromide was added to a solution of bromonaphthalene in tetrahydrofuran stirred at 0-5 C in the presence of catalytic amount of [1,3- bis(diphenylphosphino)propane]dichloronickel(II) to form cyclopropylnaphthalene, which was diluted with ethyl acetate and washed. [0350] Cyclopropylnaphthalene (Compound 6) was dissolved in dichloromethane, then nitric acid was added at 0 C and the reaction mixture was allowed to warm to ambient temperature. After reaction completion, the mixture was neutralized with sodium bicarbonate then washed with water, and l-cyclopropyl-4-nitronaphthalene (Compound 7) was used in the next step without further purification. [0351] Compound 7 was dissolved in methanol, and hydrogenated with hydrazine hydrate at reflux temperature. The crude l-amino-4-cyclopropylnaphthalene (Compound 8) was dissolved in ethanol and reacted with di-tert-butyl dicarbonate in the presence of triethylamine to give tert- butyl 4-cyclopropylnaphthalen-l-ylcarbamate (Compound 14)which was precipitated from methyl tert-butyl ketone. [0352] The protecting group in Compound 14 was removed by hydrochloric acid in ethanol to afford amino-4-cyclopropylnaphthalene which crystallized as an hydrochloride salt (compound 8-B). [0353] 4-Cyclopropylnaphthalen-l -amine hydrochloride (Compound 8-B) was dissolved in dichloromethane and treated with thiophosgene in the presence of sodium hydroxide to generate the corresponding isothiocyanate intermediate COmpound 9. [0354] l-Cyclopropyl-4-isothiocyanatonaphthalene was solvent exchanged with DMF and condensed with amino guanidine hydrochloride to generate the corresponding substituted thiosemicarbazide (Compound 13). Compound 13 was heated in the presence of aqueous sodium hydroxide to form Compound 11 , which was purified by crystallization from a mixture of ethanol and water, then recrystallized from a mixture of dimethylformamide and water. [0355] While preferred embodiments of the present invention have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous variations, changes, and substitutions will now occur to those skilled in the art without departing from the invention. It should be understood that various alternatives to the embodiments of the invention described herein may be employed in practicing the invention. It is intended that the following claims define the scope of the invention and that methods and structures within the scope of these claims and their equivalents be covered thereby.
  • 3
  • [ 463-71-8 ]
  • [ 1533519-92-4 ]
  • [ 878671-95-5 ]
YieldReaction ConditionsOperation in experiment
With potassium hydroxide; In dichloromethane; [0349] Cyclopropylmagnesium bromide was added to a solution of bromonaphthalene in tetrahydrofuran stirred at 0-5 C in the presence of catalytic amount of [1,3- bis(diphenylphosphino)propane]dichloronickel(II) to form cyclopropylnaphthalene, which was diluted with ethyl acetate and washed. [0350] Cyclopropylnaphthalene (Compound 6) was dissolved in dichloromethane, then nitric acid was added at 0 C and the reaction mixture was allowed to warm to ambient temperature. After reaction completion, the mixture was neutralized with sodium bicarbonate then washed with water, and l-cyclopropyl-4-nitronaphthalene (Compound 7) was used in the next step without further purification. [0351] Compound 7 was dissolved in methanol, and hydrogenated with hydrazine hydrate at reflux temperature. The crude l-amino-4-cyclopropylnaphthalene (Compound 8) was dissolved in ethanol and reacted with di-tert-butyl dicarbonate in the presence of triethylamine to give tert- butyl 4-cyclopropylnaphthalen-l-ylcarbamate (Compound 14)which was precipitated from methyl tert-butyl ketone. [0352] The protecting group in Compound 14 was removed by hydrochloric acid in ethanol to afford amino-4-cyclopropylnaphthalene which crystallized as an hydrochloride salt (compound 8-B). [0353] 4-Cyclopropylnaphthalen-l -amine hydrochloride (Compound 8-B) was dissolved in dichloromethane and treated with thiophosgene in the presence of sodium hydroxide to generate the corresponding isothiocyanate intermediate COmpound 9. [0354] l-Cyclopropyl-4-isothiocyanatonaphthalene was solvent exchanged with DMF and condensed with amino guanidine hydrochloride to generate the corresponding substituted thiosemicarbazide (Compound 13). Compound 13 was heated in the presence of aqueous sodium hydroxide to form Compound 11 , which was purified by crystallization from a mixture of ethanol and water, then recrystallized from a mixture of dimethylformamide and water. [0355] While preferred embodiments of the present invention have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous variations, changes, and substitutions will now occur to those skilled in the art without departing from the invention. It should be understood that various alternatives to the embodiments of the invention described herein may be employed in practicing the invention. It is intended that the following claims define the scope of the invention and that methods and structures within the scope of these claims and their equivalents be covered thereby.
  • 4
  • [ 1533519-92-4 ]
  • 2-(5-bromo-4-(4-cyclopropylnaphthalen-1-yl)-4H-1,2,4-triazol-3-ylthio)acetic acid methyl ester [ No CAS ]
  • 5
  • [ 1533519-92-4 ]
  • [ 878671-96-6 ]
  • 6
  • [ 1533519-92-4 ]
  • 2-((5-amino-4-(4-cyclopropyl-naphthalen-1-yl)-4H-1,2,4-triazol-3-yl)thio)acetic acid methyl ester [ No CAS ]
  • 7
  • [ 1533519-92-4 ]
  • 2-[5-bromo-4-(4-cyclopropylnaphthalen-1-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetic acid [ No CAS ]
  • 8
  • [ 1533519-92-4 ]
  • [ 1533519-90-2 ]
  • 9
  • [ 1533519-92-4 ]
  • [ 1533519-86-6 ]
  • 10
  • [ 1533519-92-4 ]
  • [ 1533519-84-4 ]
  • 11
  • [ 1533519-92-4 ]
  • [ 1151516-14-1 ]
  • 12
  • [ 1533519-92-4 ]
  • [ 1533519-85-5 ]
  • 13
  • [ 24424-99-5 ]
  • [ 1533519-92-4 ]
  • [ 1533519-91-3 ]
YieldReaction ConditionsOperation in experiment
With triethylamine; In ethanol; [0349] Cyclopropylmagnesium bromide was added to a solution of bromonaphthalene in tetrahydrofuran stirred at 0-5 C in the presence of catalytic amount of [1,3- bis(diphenylphosphino)propane]dichloronickel(II) to form cyclopropylnaphthalene, which was diluted with ethyl acetate and washed. [0350] Cyclopropylnaphthalene (Compound 6) was dissolved in dichloromethane, then nitric acid was added at 0 C and the reaction mixture was allowed to warm to ambient temperature. After reaction completion, the mixture was neutralized with sodium bicarbonate then washed with water, and l-cyclopropyl-4-nitronaphthalene (Compound 7) was used in the next step without further purification. [0351] Compound 7 was dissolved in methanol, and hydrogenated with hydrazine hydrate at reflux temperature. The crude l-amino-4-cyclopropylnaphthalene (Compound 8) was dissolved in ethanol and reacted with di-tert-butyl dicarbonate in the presence of triethylamine to give tert- butyl 4-cyclopropylnaphthalen-l-ylcarbamate (Compound 14)which was precipitated from methyl tert-butyl ketone. [0352] The protecting group in Compound 14 was removed by hydrochloric acid in ethanol to afford amino-4-cyclopropylnaphthalene which crystallized as an hydrochloride salt (compound 8-B). [0353] 4-Cyclopropylnaphthalen-l -amine hydrochloride (Compound 8-B) was dissolved in dichloromethane and treated with thiophosgene in the presence of sodium hydroxide to generate the corresponding isothiocyanate intermediate COmpound 9. [0354] l-Cyclopropyl-4-isothiocyanatonaphthalene was solvent exchanged with DMF and condensed with amino guanidine hydrochloride to generate the corresponding substituted thiosemicarbazide (Compound 13). Compound 13 was heated in the presence of aqueous sodium hydroxide to form Compound 11 , which was purified by crystallization from a mixture of ethanol and water, then recrystallized from a mixture of dimethylformamide and water. [0355] While preferred embodiments of the present invention have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous variations, changes, and substitutions will now occur to those skilled in the art without departing from the invention. It should be understood that various alternatives to the embodiments of the invention described herein may be employed in practicing the invention. It is intended that the following claims define the scope of the invention and that methods and structures within the scope of these claims and their equivalents be covered thereby.
  • 14
  • [ 1533519-91-3 ]
  • [ 1533519-92-4 ]
YieldReaction ConditionsOperation in experiment
With hydrogenchloride; In ethanol; [0349] Cyclopropylmagnesium bromide was added to a solution of bromonaphthalene in tetrahydrofuran stirred at 0-5 C in the presence of catalytic amount of [1,3- bis(diphenylphosphino)propane]dichloronickel(II) to form cyclopropylnaphthalene, which was diluted with ethyl acetate and washed. [0350] Cyclopropylnaphthalene (Compound 6) was dissolved in dichloromethane, then nitric acid was added at 0 C and the reaction mixture was allowed to warm to ambient temperature. After reaction completion, the mixture was neutralized with sodium bicarbonate then washed with water, and l-cyclopropyl-4-nitronaphthalene (Compound 7) was used in the next step without further purification. [0351] Compound 7 was dissolved in methanol, and hydrogenated with hydrazine hydrate at reflux temperature. The crude l-amino-4-cyclopropylnaphthalene (Compound 8) was dissolved in ethanol and reacted with di-tert-butyl dicarbonate in the presence of triethylamine to give tert- butyl 4-cyclopropylnaphthalen-l-ylcarbamate (Compound 14)which was precipitated from methyl tert-butyl ketone. [0352] The protecting group in Compound 14 was removed by hydrochloric acid in ethanol to afford amino-4-cyclopropylnaphthalene which crystallized as an hydrochloride salt (compound 8-B). [0353] 4-Cyclopropylnaphthalen-l -amine hydrochloride (Compound 8-B) was dissolved in dichloromethane and treated with thiophosgene in the presence of sodium hydroxide to generate the corresponding isothiocyanate intermediate COmpound 9. [0354] l-Cyclopropyl-4-isothiocyanatonaphthalene was solvent exchanged with DMF and condensed with amino guanidine hydrochloride to generate the corresponding substituted thiosemicarbazide (Compound 13). Compound 13 was heated in the presence of aqueous sodium hydroxide to form Compound 11 , which was purified by crystallization from a mixture of ethanol and water, then recrystallized from a mixture of dimethylformamide and water. [0355] While preferred embodiments of the present invention have been shown and described herein, it will be obvious to those skilled in the art that such embodiments are provided by way of example only. Numerous variations, changes, and substitutions will now occur to those skilled in the art without departing from the invention. It should be understood that various alternatives to the embodiments of the invention described herein may be employed in practicing the invention. It is intended that the following claims define the scope of the invention and that methods and structures within the scope of these claims and their equivalents be covered thereby.
  • 15
  • [ 134-32-7 ]
  • [ 1533519-92-4 ]
  • 16
  • N-(4-cyclopropylnaphthyl)(2-pyridyl)carboxamide [ No CAS ]
  • [ 1533519-92-4 ]
YieldReaction ConditionsOperation in experiment
94.9% Put 30 g (0.1 mol) of the compound obtained in Example 5, 100 ml of methanol, and 40 g (0.3 mol) of liquid alkali into the reaction bottle, warm to reflux to react, and monitor by TLC until the reaction is complete, lower the temperature to 20-30 C, and use 10% hydrochloric acid Adjust pH = 1-2, filter, wash the filter cake twice with water, and crystallize with ethanol to obtain the target product 18.1g.(Yield 94.9%, HPLC purity: 99.7%)
  • 17
  • N-(4-cyclopropylnaphthyl)(2-tetrahydropyrrolyl)carboxamide [ No CAS ]
  • [ 1533519-92-4 ]
YieldReaction ConditionsOperation in experiment
93.1% With hydrogenchloride; In methanol; water;Reflux; Put 30 g (0.11 mol) of the compound obtained in Example 7, 50 ml of methanol, and 100 ml of concentrated hydrochloric acid into the reaction bottle, warm up to reflux reaction, TLC monitor until the reaction is complete, reduce the temperature to 20-30 C, filter, and wash the filter cake twice. Crystallization with ethanol gave 22.5 g of the target product.(Yield 93.1%, HPLC purity: 99.5%)
 

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