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4-methylpyridine

CAS No.: 108-89-4
Synonyms:
Formula: C6H7N
Exact Mass: 93.05780
Molecular Weight: 93.12650
PSA: 12.89000
LogP: 1.39000
Description Feedback
4-Methylpyridine is the organic compound with the formula CH3C5H4N. It is one of the three isomers of methylpyridine. This pungent liquid is a building block for the synthesis of other heterocyclic compounds. Its conjugate acid, the 4-methylpyridinium ion, has a pKa of 5.98, about 0.7 units above that of pyridine itself.

Properties Feedback
Appearance & Physical State:colourless liquid
Density:0.95
Melting Point:2.4ºC
Boiling Point:145ºC
Flash Point:40ºC
Refractive Index:1.504-1.506
Water Solubility:soluble
Stability:Stable under normal temperatures and pressures. Hygroscopic: absorbs moisture or water from the air.
Storage Condition:Flammables area
Vapor Pressure:4 mm Hg ( 20 °C)
Vapor Density:3.2 (vs air)

Safety Info Feedback
Symbol:
GHS02

GHS06
Sign:Danger
hazard declaration:H226; H302 + H332; H311; H315; H319; H335
hazard declaration add:
waring notice:P261; P280; P305 + P351 + P338; P312
RTECS:UT5425000
Hazard Class:3
Safety Statements:S26-S36-S45
HS Code:29333955
Packing Group:III
WGK Germany:1
RIDADR:UN 2313
Risk Statements:R10; R20/22; R24; R36/37/38
Hazard Codes:T

MSDS


Synthesis Route Total: 139 Synthesis Route
 
1003-67-4
~99%
108-89-4
View Detail
 
7250-28-4
~98%
108-89-4
98-86-2
View Detail

Precursor and Product