3,5-Difluoropyridine

Basic Information

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CAS Number

71902-33-5

Molecular Formula

C5H3F2N

Molecular Weight

115.08 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Specialty Chemicals UV Stabilizers

Agricultural Chemicals Pesticides Herbicides

Electronic Chemicals Semiconductor Materials Etchants

Basic Physical Properties

Physical State

Colorless to Yellow Liquid

Boiling Point

93°C

Density

1.256 g/mL at 25 °C

Refractive Index

n20/D 1.444

SMILES

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C1=C(C=NC=C1F)F

InChI

InChI=1S/C5H3F2N/c6-4-1-5(7)3-8-2-4/h1-3H

InChIKey

WRXAZPPGFLETFR-UHFFFAOYSA-N

LogP

1.3598

Topological Polar Surface Area

12.89 Å²

Hydrogen Bond Donor/Acceptor

0 / 1

Complexity

68.8

Safety Information

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Hazard Statement

H225 Highly Flammable liquid and vapor
Flammable liquids

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 3 Class 3

Synonyms & References

English

AB14383
SCHEMBL56635
BP-11397
PB43349
3,5-difluoro-pyridine
CS-W001244
MFCD03412222
AM20061729
71902-33-5
3,5-Difluoropyridine, 97%
DTXSID70349074
AKOS005063397
PS-9234
FT-0614613
EN300-96529
J-511333
WRXAZPPGFLETFR-UHFFFAOYSA-N
3,5-difluoropyridine
GEO-03900
InChI=1/C5H3F2N/c6-4-1-5(7)3-8-2-4/h1-3
AC-24486
D4038
pyridine, 3,5-difluoro-
3,5-Difluoropyridine
pyridine,3,5-difluoro
3,5-difluoropyridine;
PubChem10556
3,5-difluoro-pyridine;
KSC377A3N
3,5-DIFLUORO PYRIDINE
EBD17518

MDL Number

MFCD03412222

Customs Code

2933399090

FAQ

What is 3,5-Difluoropyridine (CAS: 71902-33-5)?

3,5-Difluoropyridine is an organic compound with the chemical formula C5H3FN2. It is a member of the pyridine family, characterized by a five-membered aromatic ring with a nitrogen atom and two fluorine atoms substituents.

What are the main uses of 3,5-Difluoropyridine (CAS: 71902-33-5)?

3,5-Difluoropyridine is primarily used in the pharmaceutical industry as an intermediate for the synthesis of various drugs. It also finds applications in the preparation of herbicides and as a reagent in organic synthesis.

Is 3,5-Difluoropyridine (CAS: 71902-33-5) safe?

3,5-Difluoropyridine is moderately toxic. It should be handled with care to avoid inhalation, skin, and eye contact. Personal protective equipment such as gloves, goggles, and a lab coat is recommended. Storage and handling should follow OSHA and EPA guidelines.

How should 3,5-Difluoropyridine (CAS: 71902-33-5) be stored?

3,5-Difluoropyridine should be stored in a cool, dry place away from heat and direct sunlight. It should be kept in a sealed container to prevent exposure to air and moisture. The storage area should be well-ventilated, and the container should be clearly labeled with the CAS number and safety information.