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2-Pyridinecarboxaldehyde

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Name

2-Pyridinecarboxaldehyde

EINECS 214-333-6
CAS No. 1121-60-4 Density 1.135 g/cm3
PSA 29.96000 LogP 0.89410
Solubility Miscible with water Melting Point -21--22 °C
Formula C6H5NO Boiling Point 180.2 °C at 760 mmHg
Molecular Weight 107.112 Flash Point 54.4 °C
Transport Information UN 1989 3/PG 3 Appearance Yellow liquid
Safety 7-26-61-53-45-36/37/39-29-16 Risk Codes 10-22-36/37/38-51/53-46-43-34-23
Molecular Structure Molecular Structure of 1121-60-4 (2-Pyridinecarboxaldehyde) Hazard Symbols ToxicT,DangerousN
Synonyms

Picolinic aldehyde;2-Picolinaldehyde;Pyridine-2-carbaldehyde;Picolinal;2-Pyridaldehyde;o-Nicotinaldehyde;Pyridine-2-aldehyde;Picolinaldehyde;Picolinaldehyde (8CI);2-Formylpyridine;Pyridine-2-carboxaldehyde;2-Picolinealdehyde;2-Pyridylaldehyde;2-Pyridinemethanol or 2-pyridinecarboxaldehyde;2-Pyridine carboxadehyde;

Article Data 169

2-Pyridinecarboxaldehyde Synthetic route

586-98-1

2-Hydroxymethylpyridine

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With sodium hypochlorite; β‐cyclodextrin In water at 50℃; for 1h;99%
With tert.-butylhydroperoxide; V/SiO2 In decane; tert-butyl alcohol at 25℃; for 5h;99.1%
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; oxygen In acetonitrile at 75℃; under 760.051 Torr; for 12h;99%
100-70-9

2-Cyanopyridine

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With potassium carbonate In water; dimethyl sulfoxide at 60℃; for 8h; High pressure; Green chemistry;99.9%
With C13H26B(1-)*K(1+) In tetrahydrofuran for 24h; Ambient temperature;73%
Stage #1: 2-Cyanopyridine With diisobutylaluminium hydride In toluene at 20℃; for 0.222222h; Flow reactor;
Stage #2: With water; sodium L-tartrate In toluene at 0℃; chemoselective reaction;
56%
100-69-6

2-vinylpyridine

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With dihydrogen peroxide In water at 100℃; for 4h;95%
With sodium periodate; C53H44As2N2O3Ru In water; ethyl acetate; acetonitrile at 25℃; for 0.5h;82%
Stage #1: 2-vinylpyridine With oxygen; ozone In dichloromethane at -78℃;
Stage #2: With poly(ethylene glycol)-triphenylphosphine In dichloromethane at -78 - 20℃;
63%
2524-52-9

ethyl-2-picolinate

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With n-butyllithium; diisobutylaluminium hydride; tert-butyl alcohol In tetrahydrofuran; hexane at 0℃;94%
Multi-step reaction with 2 steps
1: diethyl ether; lithium alanate
2: lead (IV)-acetate; benzene
View Scheme
With diisobutylaluminium hydride In dichloromethane; water; isopropyl alcohol; toluene
274-59-9

triazolopyridine

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With selenium(IV) oxide In chlorobenzene at 132℃; for 6h;92%

2-[1,3]Dithiolan-2-yl-pyridine

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With thionyl chloride; dihydrogen peroxide In acetonitrile at 25℃; for 0.0166667h;92%
98-98-6

2-Picolinic acid

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With (CH3)2NCH2NpSiH2Ph at 110 - 140℃;90%
With D-glucose; sodium citrate; magnesium chloride In aq. phosphate buffer at 28℃; for 3h; pH=7.4; Enzymatic reaction;
With carboxylic acid reductase Kinetics; Green chemistry; Enzymatic reaction;
109-06-8

α-picoline

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With nickel-doped graphene carbon nitride nanoparticles; air In ethanol at 25℃; for 8h; Irradiation; Green chemistry;89%
With sodium persulfate; Ni(N,N′‑dimethyl‑N,N′‑bis(pyridine‑2‑ylmethyl)‑1,2‑diaminoethane)Cl2 In acetonitrile at 20℃; for 6h;81%
With water; oxygen; CrV0.95P0.05O4 at 299.84℃;50.2%
873-69-8

2-pyridinealdoxime

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With zinc(II) nitrate; silica gel for 0.0666667h; deoxymation; Irradiation;89%
With cellulose supported Cu-nanoparticles In water at 80℃; for 0.0833333h; Microwave irradiation; Green chemistry;79%
With iodine; sodium dodecyl-sulfate In water at 25 - 40℃; for 4h;71%
With aluminum(III) nitrate nonahydrate; sodium bromide In dichloromethane at 20℃; for 30.5h;58%
21035-59-6

N-methyl-2-pyridinemethanamine

1121-60-4

pyridine-2-carbaldehyde

Conditions
ConditionsYield
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In chloroform for 24h; Reflux;89%
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In chloroform for 24h; Reflux;85%

2-Pyridinecarboxaldehyde Chemical Properties

IUPAC Name: Pyridine-2-carbaldehyde
Systematic of 2-Pyridinecarboxaldehyde (CAS NO.1121-60-4): 2-Formylpyridine ; 2-Picolinaldehyde ; 2-Picolinealdehyde ; 2-Pyridaldehyde ; 2-Pyridinecarboxaldehyde ; 2-Pyridylaldehyde ; AI3-33230 ; EINECS 214-333-6 ; NSC 8951 ; Picolinal ; Picolinic aldehyde ; Pyridine-2-aldehyde ; o-Nicotinaldehyde ; Picolinaldehyde (8CI) ; Pyridine-2-carbaldehyde
CAS NO: 1121-60-4
Molecular Formula of 2-Pyridinecarboxaldehyde (CAS NO.1121-60-4): C6H5NO
Molecular Weight: 107.11
Molecular Structure:

ProductCategories: Pyridine ; Pyridine series ; Aldehydes ; Pyridines ; Pyridines derivates ; Heterocyclic Compounds
Melting Point: -21--22°C
Polar Surface Area: 29.96 Å2
Index of Refraction: 1.573
Molar Refractivity: 31.09 cm3
Molar Volume: 94.3 cm3
Surface Tension: 46.6 dyne/cm
Density of 2-Pyridinecarboxaldehyde (CAS NO.1121-60-4): 1.135 g/cm3
Flash Point: 54.4 °C
Enthalpy of Vaporization: 41.65 kJ/mol
Boiling Point: 180.2 °C at 760 mmHg
Vapour Pressure: 0.906 mmHg at 25°C

2-Pyridinecarboxaldehyde Safety Profile

Hazard Codes: HarmfulXn,Xi,DangerousN,ToxicT,FlammableF
Risk Statements: 10-22-36/37/38-51/53-46-43-34-23 
R10: Flammable. 
R22: Harmful if swallowed. 
R36/37/38: Irritating to eyes, respiratory system and skin. 
R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
R46: May cause heritable genetic damage. 
R43: May cause sensitization by skin contact. 
R34: Causes burns. 
R23: Toxic by inhalation.
Safety Statements: 7-26-61-53-45-36/37/39-29-16 
S7:Keep container tightly closed. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets. 
S53:Avoid exposure - obtain special instructions before use. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S29:Do not empty into drains. 
S16:Keep away from sources of ignition.
RIDADR UN: 1989 3/PG 3
WGK Germany: 3
F: 8-10-23
Hazard Note: Irritant/Keep Cold/Air Sensitive
HazardClass: 6.1
PackingGroup: III
HS Code: 29333999

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