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2,4,6-Collidine

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Name

2,4,6-Collidine

EINECS 203-613-3
CAS No. 108-75-8 Density 0.917 g/cm3
PSA 12.89000 LogP 2.00680
Solubility 35 g/L (20 ºC) Melting Point -43 °C(lit.)
Formula C8H11N Boiling Point 171 °C at 760 mmHg
Molecular Weight 121.182 Flash Point 57.2 °C
Transport Information UN 1992 3/PG 3 Appearance colourless liquid
Safety 26-36/37-36 Risk Codes 10-20/21/22-36/37/38
Molecular Structure Molecular Structure of 108-75-8 (2,4,6-Collidine) Hazard Symbols HarmfulXn
Synonyms

2,4,6-Trimethylpyridine;NSC 460;s-Collidine;sym-Collidine;a,g,a'-Collidine;g-Collidine;

Article Data 96

2,4,6-Collidine Chemical Properties

The Molecular formula of 2,4,6-TRIMETHYLPYRIDINE(108-75-8): C8H11N
The Molecular Weight of 2,4,6-TRIMETHYLPYRIDINE(108-75-8): 121.18
The Molecular Structure of 2,4,6-TRIMETHYLPYRIDINE(108-75-8):
EINECS: 203-613-3
Melting point: -43 °C(lit.)
Boiling Point: 171 °C at 760 mmHg 
Flash Point: 57.2 °C 
Index of Refraction: 1.502 
Molar Refractivity: 38.81 cm
Molar Volume: 131.4 cm3 
Polarizability: 15.38 10-24 cm
Surface Tension: 32.6 dyne/cm 
Density: 0.921 g/cm
Enthalpy of Vaporization: 39.87 kJ/mol 
Vapour Pressure: 1.9 mmHg at 25°C 
storage temp.: 2-8°C
Water Solubility: 35 g/L (20 oC)
Sensitive: Hygroscopic
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Appearance: colourless liquid
Merck: 14,9718
BRN: 107283
IUPAC Name: 2,4,6-trimethylpyridine
Synonyms: 2,4,6-Kollidin;2,4,6-trimethyl-pyridin;Pyridine,2,4,6-trimethyl-;S-COLLIDINE;a,g,a'-Collidine;alpha,gamma,alpha'-Collidine;g-Collidine;alpha,gamma,alpha’-collidine;

2,4,6-Collidine Uses

2,4,6-TRIMETHYLPYRIDINE(108-75-8) is used in organic synthesis.

2,4,6-Collidine Toxicity Data With Reference

The Toxicity Information of  2,4,6-TRIMETHYLPYRIDINE(108-75-8):
1.   

orl-rat LD50:400 mg/kg

   85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,847.
2.   

ihl-rat LCLo:2500 ppm/2H

   85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,847.
3.   

skn-gpg LD50:1 g/kg

   85JCAE    Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,847.

2,4,6-Collidine Consensus Reports

Reported in EPA TSCA Inventory.

2,4,6-Collidine Safety Profile

Poison by ingestion. Moderately toxic by inhalation. When heated to decomposition it emits toxic vapors of NOx.
The Hazard Codes of 2,4,6-TRIMETHYLPYRIDINE(108-75-8):  Xn
HazardClass: 3
The Risk Statements information of 2,4,6-TRIMETHYLPYRIDINE(108-75-8):
10:  Flammable 
20/21/22:  Harmful by inhalation, in contact with skin and if swallowed 
36/37/38:  Irritating to eyes, respiratory system and skin 
The Safety Statements information of 2,4,6-TRIMETHYLPYRIDINE(108-75-8):
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 
36:  Wear suitable protective clothing 
36/37:  Wear suitable protective clothing and gloves 
RIDADR: UN 1992 3/PG 3
WGK Germany: 3
RTECS: UU0970000
PackingGroup: III
HS Code: 29333999
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