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131490

4-Methylpyridine

Name: 4-Methylpyridine
Brand: ALDRICH

98%

Synonym(s):

4-Picoline, 4-Methylpyridine

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About This Item

Empirical Formula (Hill Notation):

C₆H₇N

CAS Number:

108-89-4

Molecular Weight:

93.13

UNSPSC Code:

12352100

NACRES:

NA.22

PubChem Substance ID:

24848019

EC Number:

203-626-4

Beilstein/REAXYS Number:

104586

MDL number:

MFCD00006440

Assay:

98%

Form:

liquid

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Properties

vapor density

3.2 (vs air)

Quality Level

200

vapor pressure

4 mmHg ( 20 °C)

assay

98%

form

liquid

autoignition temp.

1000 °F

refractive index

n20/D 1.504 (lit.)

bp

145 °C (lit.)

mp

2.4 °C (lit.)

density

0.957 g/mL at 25 °C (lit.)

SMILES string

Cc1ccncc1

InChI

1S/C6H7N/c1-6-2-4-7-5-3-6/h2-5H,1H3

InChI key

FKNQCJSGGFJEIZ-UHFFFAOYSA-N

Description

General description

4-Methylpyridine is a neutral N-donor ligand.

4-picoline (4-Mepy) forms isostructural complexes with iron and cobalt phthalocyanines.

Application

4-Methylpyridine was used in the preparation of a 1,2-dihydropyridide derivative.

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pictograms

GHS02,GHS06

signalword

Danger

hcodes

H226,H302 + H332,H311,H315,H319,H335

pcodes

P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

102.2 °F - closed cup

flash_point_c

39 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品

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Comparative study of beryllium, magnesium and zinc phthalocyanine complexes with 4-picoline

Kubiak R, et al.

Polyhedron, 26, 4179-4186 (2007)

Probing the nature of the Co(III) ion in corrins: comparison of reactions of aquacyanocobyrinic acid heptamethyl ester and aquacyano-stable yellow cobyrinic acid hexamethyl ester with neutral N-donor ligands.

Susan M Chemaly et al.

Inorganic chemistry, 52(2), 1077-1083 (2012-12-28)

Equilibrium constants (log K) for substitution of coordinated H(2)O in aquacyanocobyrinic acid heptamethyl ester (aquacyanocobester, ACCbs) and aquacyano-stable yellow cobyrinic acid hexamethyl ester (aquacyano-stable yellow cobester, ACSYCbs), in which oxidation of the C5 carbon of the corrin interrupts the normal

Magnesium hydrides and the dearomatisation of pyridine and quinoline derivatives.

Michael S Hill et al.

Dalton transactions (Cambridge, England : 2003), 40(46), 12500-12509 (2011-10-12)

Reactions of the β-diketiminato n-butyl magnesium complex, [HC{(Me)CN(2,6-(i)Pr(2)C(6)H(3))}(2)Mg(n)Bu], with a range of substituted pyridines and fused-ring quinolines in the presence of PhSiH(3) has been found to result in dearomatisation of the N-heterocyclic compounds. This reaction is proposed to occur through

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Global Trade Item Number

SKU	GTIN
L0657-1L	04061838173072
L0657-500ML	04061838179234
47115-U	04061835515042
131490-25ML	04061838728418