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CAS No.: | 700-16-3 |
---|---|
Name: | Pentafluoropyridine |
Article Data: | 43 |
Molecular Structure: | |
Formula: | C5F5N |
Molecular Weight: | 169.054 |
Synonyms: | 2,3,4,5,6-Pentafluoropyridine;Pyridine,pentafluoro- (6CI,7CI,8CI,9CI); |
EINECS: | 211-839-9 |
Density: | 1.63 g/cm3 |
Melting Point: | -42 °C |
Boiling Point: | 100.1 °C at 760 mmHg |
Flash Point: | 23.9 °C |
Solubility: | Not miscible or difficult to mix in water. |
Appearance: | clear colourless liquid |
Hazard Symbols: | Xn,F,Xi |
Risk Codes: | 10-20/21/22-36/37/38 |
Safety: | 26-28-24/25-16 |
Transport Information: | UN 1993 3/PG 3 |
PSA: | 12.89000 |
LogP: | 1.77710 |
Conditions | Yield |
---|---|
With potassium fluoride; B(2,2-bis(hydroxymethyl)propionate(3-)) In 1-methyl-pyrrolidin-2-one at 180℃; for 3h; Inert atmosphere; | 84% |
With potassium fluoride at 480℃; for 2h; Product distribution; various temperature, reactant volume, F(1-) ion concentration and contact time; |
Conditions | Yield |
---|---|
In neat (no solvent) molar ratio C5Cl5N/KF = 1/20.0, 500 °C, 18 h;; | 83% |
In neat (no solvent) molar ratio C5Cl5N/KF = 1/20.0, 500 °C, 18 h;; | 83% |
In neat (no solvent) weight-ratio KF/C5Cl5N = 8/3, 450 °C, 24 h;; | 68.5% |
4-N,N-dichloroamino-2,3,5,6-tetrafluoropyridine
A
trifluoro-[1,3,5]triazine
B
4-chloro-2,3,5,6-tetrafluoropyridine
C
Pentafluoropyridine
D
trichlorofluoromethane
E
2-chloro-3,3-difluoro-acrylonitrile
F
tetrafluoropyrazine
Conditions | Yield |
---|---|
at 550℃; under 2 Torr; Mechanism; vacuum pyrolysis, other fluoropyridine compounds; | A n/a B 75% C n/a D n/a E n/a F n/a |
2,3,4,5,6-pentachloropyridine
A
Pentafluoropyridine
B
3-chloro-2,4,5,6-tetrafluoropyridine
C
3,5-dichloro-2,4,6-trifluoropyridine
Conditions | Yield |
---|---|
In neat (no solvent) autoclave, 470 °C (12 h), 2-fold molar excess of KF;; | A 65% B 18% C 5% |
In neat (no solvent) autoclave, 470 °C (12 h), 2-fold molar excess of KF;; | A 65% B 18% C 5% |
In neat (no solvent) 450 °C, excess of KF;; | A 40% B n/a C n/a |
3,5-dichloro-2,4,6-trifluoropyridine
A
Pentafluoropyridine
B
3-chloro-2,4,5,6-tetrafluoropyridine
Conditions | Yield |
---|---|
With potassium fluoride; tetraphenylphosphonium bromide In sulfolane at 200℃; for 7h; Fluorination; | A 21% B 61% |
With potassium fluoride In sulfolane; chlorobenzene at 215℃; for 22h; | |
With potassium fluoride; tetraphenylphosphonium bromide In sulfolane; chlorobenzene at 215℃; for 22h; |
Conditions | Yield |
---|---|
In sulfolane 223-227 °C (10 h);; | A 21% B 50% |
In sulfolane 223-227 °C (10 h);; | A 21% B 50% |
pyridine
A
perfluoro-N-ethylpyrrolidine
B
2,3,4,5-tetrafluoropyridine
C
Pentafluoropyridine
D
N,N-Bis(trifluoromethyl)amine
Conditions | Yield |
---|---|
With caesium tetrafluorocobaltate(III) In gaseous matrix at 395 - 405℃; for 0.5h; Further byproducts given; | A 32.9% B 3.9% C 39.9% D 8.5% |
With caesium tetrafluorocobaltate(III) In gaseous matrix at 310℃; for 3.5h; Further byproducts given; | A 35.3% B 5.3% C 13.6% D 8.2% |
piperidine
2,3,4,5,6-pentachloropyridine
A
Pentafluoropyridine
B
3-chloro-2,4,5,6-tetrafluoropyridine
C
3,5-dichloro-2,4,6-trifluoropyridine
D
2,3,5,6-tetrachloro-4-fluoropyridine
Conditions | Yield |
---|---|
With cesium fluoride In N,N-dimethyl-formamide at 80℃; for 9h; Product distribution; other reagents; | A 2% B 4% C 9% D 39% |
pyridine
A
perfluoro-N-ethylpyrrolidine
B
2,3-difluoropyridine
C
Pentafluoropyridine
D
N,N-Bis(trifluoromethyl)amine
Conditions | Yield |
---|---|
With caesium tetrafluorocobaltate(III) In gaseous matrix at 310℃; for 3.5h; Further byproducts given; | A 35.3% B 2.2% C 13.6% D 8.2% |
pyridine
A
perfluoro-N-ethylpyrrolidine
B
2,3,6-trifluoropyridine
C
2,3,4,5-tetrafluoropyridine
D
Pentafluoropyridine
E
N,N-Bis(trifluoromethyl)amine
Conditions | Yield |
---|---|
With caesium tetrafluorocobaltate(III) In gaseous matrix at 310℃; for 3.5h; Product distribution; other reactor geometry, temperature, time; | A 35.3% B 3.2% C 5.3% D 13.6% E 8.2% F 2.7% |
Molecular structure of Pentafluoropyridine (CAS NO.700-16-3):
MF: C5F5N
MW: 169.052216 g/mol
EINECS: 211-839-9
Melting Point: -42
Density: 1.63 g/cm3
Flash Point: 23.9 °C
Enthalpy of Vaporization: 32.54 kJ/mol
Boiling Point: 100.1 °C at 760 mmHg
Vapour Pressure: 42.8 mmHg at 25°C
IUPAC Name: 2,3,4,5,6-pentafluoropyridine
Chemical Properties of Pentafluoropyridine (CAS NO.700-16-3): Clear colourless loquid
Product Categories: Pyridines, Pyrimidines, Purines and Pteredines ; Pyridine ; Fluoropyridines ; Halopyridines ; C5 ; Heterocyclic Building Blocks ; Pyridines
Safety Information of Pentafluoropyridine (700-16-3):
Hazard Codes Xn,F,Xi
Xn: Harmful Xi: Irritant C: Corrosive
Risk Statements: 10-20/21/22-36/37/38
10: Flammable
20/21/22: Harmful by inhalation, in contact with skin and if swallowed
36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-28-24/25-16
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
28: After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
24/25: Avoid contact with skin and eyes
16: Keep away from sources of ignition - No smoking
RIDADR UN 1993 3/PG 3
WGK Germany: 3
Hazard Note: Flammable/Irritant
HazardClass: 3
PackingGroup: III
Pentafluoropyridine , its CAS NO. is 700-16-3, the synonyms are 2,3,4,5,6- Pentafluoropyridine ; Pentafluoropyridine ; Perfluoropyridine ; Pentafluoropyridine, 99+% ; Pentafluoropyridine 99% ; 5-Chloro-2-caynopyridine .