Name: 2-QUINOXALINECARBALDEHYDE
SKU: 1593-08-4

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Basic Information

Molecular Structure:
CAS No.:	1593-08-4
Name:	2-QUINOXALINECARBALDEHYDE
Article Data:	48

Formula:	C₉H₆N₂O
Molecular Weight:	158.159
Synonyms:	2-Formylquinoxaline;Quinoxalin-2-carboxaldehyde;
Density:	1.3 g/cm³
Melting Point:	107-111°C
Boiling Point:	319.783 °C at 760 mmHg
Flash Point:	151.632 °C
Hazard Symbols:	Xi
Risk Codes:	20/21/22
Safety:	26-36/37/39
PSA:	42.85000
LogP:	1.44230

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Specification

The 2-Quinoxalinecarboxaldehyde is an organic compound with the formula C₉H₆N₂O. The IUPAC name of this chemical is Quinoxaline-2-carbaldehyde. With the CAS registry number 1593-08-4, it is also named as 2-Quinoxalinecarbaldehyde. The product's categories are Aldehydes; Quinolines, Isoquinolines and Quinoxalines; Quinolines, Isoquinolines and Quinoxalines. Besides, its molecular weight is 158.16.

Physical properties about 2-Quinoxalinecarboxaldehyde are: (1)ACD/LogP: 1.35; (2)ACD/LogD (pH 5.5): 1.35; (3)ACD/LogD (pH 7.4): 1.35; (4)ACD/BCF (pH 5.5): 6.29; (5)ACD/BCF (pH 7.4): 6.29; (6)ACD/KOC (pH 5.5): 129.75; (7)ACD/KOC (pH 7.4): 129.75; (8)#H bond acceptors: 3; (9)#Freely Rotating Bonds: 1; (10)Polar Surface Area: 42.85 Å²; (11)Index of Refraction: 1.7; (12)Molar Refractivity: 47.03 cm³; (13)Molar Volume: 121.6 cm³; (14)Polarizability: 18.64×10^-24 cm³; (15)Surface Tension: 64.2 dyne/cm; (16)Density: 1.299 g/cm³; (17)Flash Point: 151.6 °C; (18)Enthalpy of Vaporization: 56.14 kJ/mol; (19)Boiling Point: 319.8 °C at 760 mmHg; (20)Vapour Pressure: 0.000331 mmHg at 25 °C.

Preparation: this chemical can be prepared by 2-Methyl-quinoxaline. This reaction will need reagent SeO₂. The reaction time is 12 min. And this reaction will need heating. The yield is about 90%.

Uses of 2-Quinoxalinecarboxaldehyde: it can be used to produce 2-(4-Nitro-phenyliminomethyl)chinoxalin. It will need solvent ethanol with reaction time of 5 min. And this reaction will need heating. The yield is about 83%.

When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation, in contact with skin and if swallowed. When you are using it, wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)InChI: InChI=1/C9H6N2O/c12-6-7-5-10-8-3-1-2-4-9(8)11-7/h1-6H
(2)InChIKey: UJEHWLFUEQHEEZ-UHFFFAOYAF
(3)Std. InChI: InChI=1S/C9H6N2O/c12-6-7-5-10-8-3-1-2-4-9(8)11-7/h1-6H
(4)Std. InChIKey: UJEHWLFUEQHEEZ-UHFFFAOYSA-N