|CAS No.||91-63-4||Density||1.076 g/cm3|
|Solubility||slightly soluble in water||Melting Point||-2 °C
|Formula||C10H9N||Boiling Point||246.5 °C at 760 mmHg|
|Molecular Weight||143.20||Flash Point||79.4 °C|
|Transport Information||Appearance||yellowish-brown liquid|
|Molecular Structure||Hazard Symbols||Xn|
The Quinaldine, with the CAS registry number 91-63-4 and EINECS registry number 202-085-1, has the systematic name of 2-methylquinoline. It is a kind of yellowish-brown liquid, and belongs to the following product categories: Intermediates of Dyes and Pigments; Quinoline & Isoquinoline; Quinoline; Quinoline Derivertives; Alkylquinolines; Quinolines; Flavor. And the molecular formula of this chemical is C10H9N.
The physical properties of Quinaldine are as following: (1)ACD/LogP: 2.54; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.99; (4)ACD/LogD (pH 7.4): 2.53; (5)ACD/BCF (pH 5.5): 14.2; (6)ACD/BCF (pH 7.4): 48.93; (7)ACD/KOC (pH 5.5): 162.06; (8)ACD/KOC (pH 7.4): 558.56; (9)#H bond acceptors: 1; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 12.89 Å2; (13)Index of Refraction: 1.624; (14)Molar Refractivity: 47.01 cm3; (15)Molar Volume: 133 cm3; (16)Polarizability: 18.63×10-24cm3; (17)Surface Tension: 44.1 dyne/cm; (18)Density: 1.076 g/cm3; (19)Flash Point: 79.4 °C; (20)Enthalpy of Vaporization: 46.4 kJ/mol; (21)Boiling Point: 246.5 °C at 760 mmHg; (22)Vapour Pressure: 0.0425 mmHg at 25°C.
Preparations and uses of Quinaldine: It can be obtained from aniline and paraldehyde via Skraup synthesis or extracted from coal tar. It can also be prepared from aniline and crotonaldehyde via Doebner-von Miller variation of the Skraup reaction. What's more, it is used in anti-malaria drugs, in manufacturing dyes, food colorants, pharmaceuticals and pH indicators.
You should be cautious while dealing with this chemical. It is harmful in contact with skin and if swallowed, and it also irritates eyes, respiratory system and skin. What's more, it has possible risk of irreversible effects. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; In case of accident or if you feel unwell, seek medical advice immediately (show label where possible).
You can still convert the following datas into molecular structure:
The toxicity data is as follows:
|Organism||Test Type||Route||Reported Dose (Normalized Dose)||Effect||Source|
|rabbit||LD50||skin||1870uL/kg (1.87mL/kg)||AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 4, Pg. 119, 1951.|
|rat||LD50||oral||1230mg/kg (1230mg/kg)||AMA Archives of Industrial Hygiene and Occupational Medicine. Vol. 4, Pg. 119, 1951.|
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