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1-(2-Hydroxyethyl)-pyrazole

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Name

1-(2-Hydroxyethyl)-pyrazole

EINECS
CAS No. 6314-23-4 Density 1.15 g/cm3
Solubility Melting Point
Formula C5H8N2O Boiling Point 236.6 °C at 760 mmHg
Molecular Weight 112.1298 Flash Point 96.9 °C
Transport Information Appearance
Safety Risk Codes
Molecular Structure Molecular Structure of 6314-23-4 (1-(2-Hydroxyethyl)-pyrazole) Hazard Symbols IrritantXi
Synonyms

Pyrazole-1-ethanol;2-pyrazol-1-ylethanol;N-[(4-methyl-2-nitro-phenyl)thiocarbamoyl]benzamide;

 

1-(2-Hydroxyethyl)-pyrazole Specification

The 1-(2-Hydroxyethyl)-pyrazole, with the CAS registry number 6314-23-4, is also known as 1H-Pyrazole-1-ethanol. It belongs to the product categories of Azoles; Blocks. This chemical's molecular formula is C5H8N2O and molecular weight is 112.13. Its systematic name is called 2-(1H-pyrazol-1-yl)ethanol. When you are using this chemical, please be cautious about it. This chemical may cause inflammation to the skin or other mucous membranes.

Physical properties of 1-(2-Hydroxyethyl)-pyrazole: (1)ACD/LogP: -0.46; (2)#H bond acceptors: 3; (3)#H bond donors: 1; (4)#Freely Rotating Bonds: 3; (5)Index of Refraction: 1.55; (6)Molar Refractivity: 30.89 cm3; (7)Molar Volume: 96.9 cm3; (8)Surface Tension: 45.7 dyne/cm; (9)Density: 1.15 g/cm3; (10)Flash Point: 96.9 °C; (11)Enthalpy of Vaporization: 50.03 kJ/mol; (12)Boiling Point: 236.6 °C at 760 mmHg; (13)Vapour Pressure: 0.0258 mmHg at 25°C.

Preparation of 1-(2-Hydroxyethyl)-pyrazole: this chemical can be prepared by 1H-pyrazole and 2-chloro-ethanol. This reaction will need reagent NaOH, TEBAC and solvent dioxane. The reaction time is 2 hours with reaction temperature of 75 °C. The yield is about 91%.

1-(2-Hydroxyethyl)-pyrazole can be prepared by 1H-pyrazole and 2-chloro-ethanol

Uses of 1-(2-Hydroxyethyl)-pyrazole: it can be used to produce 1-(2-tosylethyl)-1H-pyrazole. This reaction will need reagent pyridine with reaction time of 2 hours. The yield is about 38%.

1-(2-Hydroxyethyl)-pyrazole can be used to produce 1-(2-tosylethyl)-1H-pyrazole with toluene-4-sulfonyl chloride

You can still convert the following datas into molecular structure:
(1)SMILES: OCCn1nccc1
(2)InChI: InChI=1/C5H8N2O/c8-5-4-7-3-1-2-6-7/h1-3,8H,4-5H2
(3)InChIKey: DXFBKDSQMUFYLD-UHFFFAOYAJ

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