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239615

Sigma-Aldrich

4-Methylpyridine

99%

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
Beilstein:
104586
EC Number:
203-626-4
MDL number:
MFCD00006440
UNSPSC Code:
12352100
PubChem Substance ID:
24854384
NACRES:
NA.22

vapor density

3.2 (vs air)

vapor pressure

4 mmHg ( 20 °C)

Assay

99%

autoignition temp.

1000 °F

refractive index

n20/D 1.504 (lit.)

bp

145 °C (lit.)

mp

2.4 °C (lit.)

solubility

alcohol: soluble(lit.)
diethyl ether: soluble(lit.)
water: soluble(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

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General description

The reaction of 4-methylpyridine with naphthyl tosylate, that occurred on the methyl group, was studied.

Application

4-Methylpyridine was used in the synthesis of mercury (II) metallacycle.

Pictograms

FlameSkull and crossbones
GHS02,GHS06

Signal Word

Danger

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 Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

102.2 °F - closed cup

Flash Point(C)

39 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 2 petroleums
Hazardous rank III
Water soluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

239615-VAR:
239615-50ML:
239615-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Fenglin Dai et al.
Chemical communications (Cambridge, England), 49(41), 4634-4636 (2013-04-12)
We have discovered that phenyl tosylates can be used to arylate pyridines at the C3-position using a Pd(OAc)2-1,10-phenanthroline catalyst system. We also discovered that the reaction of 4-methylpyridine with naphthyl tosylates occurred on the methyl group instead of at the
Bhaskar Nath et al.
Dalton transactions (Cambridge, England : 2003), 41(23), 7115-7126 (2012-05-09)
A series of linear coordination polymers, metallacycles of cadmium(II) and mercury(II) of flexible carboxylic acid ligands, RCH{3-CH(3)-,5-CH(3)-,6-(-OCH(2)CO(2)H)C(6)H(2)}(2), (when R = C(6)H(5), (H(2)L(1)); 2-NO(2)C(6)H(4)- (H(2)L(2)) and 3-NO(2)C(6)H(4)- (H(2)L(3))) are synthesized and characterized. [CdL(1) (py)(3)](n)·3nH(2)O (py = pyridine) is a linear coordination
Stéphanie Romand et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 63, 14-21 (2014-07-06)
A capillary isoelectric focusing (cIEF) method was developed for the determination of the ionization constants (pKa) of small molecules. Two approaches used to decrease the electroosmotic flow (EOF) were compared: (i) a hydroxypropylcellulose (HPC) coated capillary in aqueous medium and

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