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ChemicalBook--->CAS DataBase List--->8-Hydroxyquinoline is a white to cream-colored crystal or crystalline powder that is insoluble in water or ether and freely soluble in ethanol, acetone, chloroform, benzene, and aqueous mineral acids. It readily forms stable metal chelates, which are soluble or precipitable in organic solvents, depending on the pH of the solution (Hollingshead, 1954).

8-Hydroxyquinoline is a white to cream-colored crystal or crystalline powder that is insoluble in water or ether and freely soluble in ethanol, acetone, chloroform, benzene, and aqueous mineral acids. It readily forms stable metal chelates, which are soluble or precipitable in organic solvents, depending on the pH of the solution (Hollingshead, 1954).

115619-00-6 Structure

115619-00-6 Structure
IdentificationBack Directory
[Name]

1-ETHYL-4-(4-NITROPHENYL)PIPERAZINE
[CAS]

115619-00-6
[Synonyms]

1-ETHYL-4-(4-NITROPHENYL)PIPERAZINE
Piperazine, 1-ethyl-4-(4-nitrophenyl)-
1-Ethyl-4-(4-nitrophenyl)piperazine,97%
1-ETHYL-4-(4-NITROPHENYL)PIPERAZINE, 95+%
[Molecular Formula]

C12H17N3O2
[MDL Number]

MFCD00614372
[MOL File]

115619-00-6.mol
[Molecular Weight]

235.28
Chemical PropertiesBack Directory
[Boiling point ]

381.9±37.0 °C(Predicted)
[density ]

1.163±0.06 g/cm3(Predicted)
[form ]

Solid
[pka]

7.76±0.10(Predicted)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[HS Code ]

2933599590
Hazard InformationBack Directory
[Synthesis]

1-Ethylpiperazine

5308-25-8

4-Fluoronitrobenzene

350-46-9

1-ETHYL-4-(4-NITROPHENYL)PIPERAZINE

115619-00-6

GENERAL METHOD: 4-Fluoronitrobenzene (2 g, 14.2 mmol) and anhydrous K2CO3 (2.2 g, 15.6 mmol) were dissolved in DMSO (5 mL) and stirred at room temperature for 10 minutes. N-ethylpiperazine (14.2 mmol) was slowly added dropwise and the reaction mixture continued to be stirred at room temperature for 10 hours. After completion of the reaction, the mixture was poured into ice water and precipitated, the precipitate was collected by filtration and dried to give 1-ethyl-4-(4-nitrophenyl)piperazine.

[References]

[1] Bulletin of the Korean Chemical Society, 2015, vol. 36, # 7, p. 1863 - 1873
[2] Bioorganic and Medicinal Chemistry Letters, 2015, vol. 25, # 5, p. 1092 - 1099
[3] Patent: US2004/122237, 2004, A1. Location in patent: Page 180
[4] Archives of Pharmacal Research, 2016, vol. 39, # 5, p. 603 - 617
[5] European Journal of Medicinal Chemistry, 2019, p. 690 - 709
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Tags:8-Hydroxyquinoline is a white to cream-colored crystal or crystalline powder that is insoluble in water or ether and freely soluble in ethanol, acetone, chloroform, benzene, and aqueous mineral acids. It readily forms stable metal chelates, which are soluble or precipitable in organic solvents, depending on the pH of the solution (Hollingshead, 1954). Related Product Information

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