4-Phenylpyridine

Basic Information

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CAS Number

939-23-1

Molecular Formula

C11H9N

Molecular Weight

155.2 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Basic Physical Properties

Melting Point

74.0 to 77.0 deg-C

Boiling Point

281°C

Density

1.1088 (rough estimate)

Flash Point

111.1ºC

Refractive Index

1.6210 (estimate)

SMILES

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C1=CC=C(C=C1)C2=CC=NC=C2

InChI

InChI=1S/C11H9N/c1-2-4-10(5-3-1)11-6-8-12-9-7-11/h1-9H

InChIKey

JVZRCNQLWOELDU-UHFFFAOYSA-N

LogP

2.7486000000000006

Topological Polar Surface Area

12.89 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

121

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class IRRITANT Class IRRITANT

Class KEEP COLD Class KEEP COLD

Synonyms & References

English

4-Phenylpyridine
TIMTEC-BB SBB008518
4-Aza-1,1'-biphenyl
4-phenyl-pyridin
p-Phenylpyridine
Pyridine, 4-phenyl-
4-PYRIDYLBENZENE
4-AZABIPHENYL
4-Phenyl-pyridine
phenylpyridine
Pyridine,4-phenyl
4-Phenylpyridine (ACI)
NSC 70375
NSC 77935
γ-Phenylpyridine
4-Azabiphenyl
SCHEMBL19003057
CHEMBL109074
4-Phenylpyridin
5SH
SMR000112292
NSC-70375
5-20-07-00549 (Beilstein Handbook Reference)
MLS002206281
CHEBI:173662
NSC77935
4-Phenylpyridine, 97%
UNII-452KD9YCG7
EN300-49165
InChI=1/C11H9N/c1-2-4-10(5-3-1)11-6-8-12-9-7-11/h1-9
52642-16-7

MDL Number

MFCD00006420

Customs Code

2933399090

FAQ

What is 4-Phenylpyridine (CAS: 939-23-1)?

4-Phenylpyridine is a heterocyclic organic compound with the chemical formula C10H11N. It is a solid at room temperature and has a faint aromatic odor. This compound is widely used in pharmaceutical and chemical research due to its unique properties.

What are the main uses of 4-Phenylpyridine (CAS: 939-23-1)?

4-Phenylpyridine is primarily used in the pharmaceutical industry as a precursor for the synthesis of various drugs. It is also utilized in chemical research for studying ligand behavior and in organic synthesis as a chelating agent.

Is 4-Phenylpyridine (CAS: 939-23-1) safe?

4-Phenylpyridine is generally considered safe for handling under normal laboratory conditions. However, it is toxic if ingested or inhaled. Proper protective equipment, such as gloves and goggles, should be worn during handling. Storage should be in a cool, well-ventilated area, away from heat and ignition sources.

How should 4-Phenylpyridine (CAS: 939-23-1) be stored?

4-Phenylpyridine should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture absorption. The storage temperature should not exceed 25°C to ensure stability and safety.