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| CAS No.: | 583-61-9 |
|---|---|
| Name: | 2,3-Lutidine |
| Molecular Structure: | |
|
|
|
| Formula: | C7H9N |
| Molecular Weight: | 107.155 |
| Synonyms: | 2,3-Lutidine(8CI);2,3-Dimethylpyridine;NSC 2157; |
| EINECS: | 209-514-1 |
| Density: | 0.93 g/cm3 |
| Melting Point: | -15 °C(lit.) |
| Boiling Point: | 160.7 °C at 760 mmHg |
| Flash Point: | 45.4 °C |
| Solubility: | 95 g/L (26 ºC) |
| Appearance: | clear colorless to slightly yellow liquid |
| Hazard Symbols: |
Xn, F, Xi
|
| Risk Codes: | 10-22-37/38-41-20/21/22-36/37/38 |
| Safety: | 16-26-39-36/37-36/37/39 |
| Transport Information: | UN 1993 3/PG 3 |
| PSA: | 12.89000 |
| LogP: | 1.69840 |

2-Methyl-3-acetoxymethylpyridin


2,3-Lutidine

| Conditions | Yield |
|---|---|
| With hydrogen; Pd-BaSO4 In ethanol for 0.5h; Ambient temperature; | 99.2% |


2,3-Lutidine

| Conditions | Yield |
|---|---|
| Stage #1: N-(3-methyl-2-methyl-2H-pyridin-1-yl)-N-methyl-benzamidine With manganese triacetate; acetic acid at 60℃; for 2h; Stage #2: With water; acetic acid at 80℃; | 81% |

5-chloro-5,6-dimethyl-2,3,4,5-tetrahydropyridine


2,3-Lutidine

| Conditions | Yield |
|---|---|
| With potassium tert-butylate In tetrahydrofuran Heating; | 80% |

| Conditions | Yield |
|---|---|
| With ammonia; chromium(III) oxide; aluminium at 350℃; | A 30.7% B 46.2% C 23% |


butanone

A

2,6-dimethylpyridine

B

2,3-Lutidine

C

2,3,6-trimethylpyridine

D

2,3,4-lutidine

| Conditions | Yield |
|---|---|
| With ammonia; chromium(III) oxide; aluminium at 375℃; | A 6.8% B 24.6% C 45.4% D 25.7% |
| With ammonia; chromium(III) oxide; aluminium at 425℃; | A 25.3% B 34.5% C 13.8% D 13.8% |
| With ammonia; chromium(III) oxide; aluminium at 450℃; | A 21.8% B 22.4% C 29.4% D 11.7% |
| With ammonia; chromium(III) oxide; aluminium at 300 - 450℃; Product distribution; |


3-Methylpyridine

A

pyridine

B

α-picoline

C

2,3-Lutidine

D

2,4-lutidine

E

2,5-dimethylpyridine

| Conditions | Yield |
|---|---|
| With hydrogen; aluminum oxide; nickel at 330℃; under 750.06 Torr; Product distribution; | A 0.3% B 0.5% C 5.3% D 8% E 30.9% |


formaldehyd


acetaldehyde


acetone

A

2,3-Lutidine

B

3-ethylpyridine

C

2,3,4-lutidine

D

3-Methylpyridine

| Conditions | Yield |
|---|---|
| With diammonium phosphate In ethanol; water at 234℃; for 1h; | A 25% B 8% C 13% D 22% |


α-picoline

A

pyridine

B

2,6-dimethylpyridine

C

2,3-Lutidine

D

2,5-dimethylpyridine

| Conditions | Yield |
|---|---|
| With hydrogen; aluminum oxide; nickel at 330℃; under 750.06 Torr; Product distribution; | A 14.9% B 11.4% C 3% D 1.6% |


5,6-dimethyl-1,2,3,4-tetrahydro-pyridine


2,3-Lutidine

| Conditions | Yield |
|---|---|
| With magnesium hydrosilicate; hydrogen; palladium at 280℃; |

6-chloro-2,3-dimethylpyridine


2,3-Lutidine

| Conditions | Yield |
|---|---|
| With ethanol; palladium Hydrogenation; |
Molecule structure of 2,3-Lutidine (CAS NO.583-61-9):

IUPAC Name: 2,3-Dimethylpyridine
Molecular Weight: 107.15306 g/mol
Molecular Formula: C7H9N
Density: 0.93 g/cm3
Melting Point: −15 °C(lit.)
Boiling Point: 160.7 °C at 760 mmHg
Flash Point: 45.4 °C
Index of Refraction: 1.501
Molar Refractivity: 33.99 cm3
Molar Volume: 115.2 cm3
Surface Tension: 33.2 dyne/cm
Enthalpy of Vaporization: 39.08 kJ/mol
Vapour Pressure: 3.07 mmHg at 25 °C
Storage Temp.: flammables area
Water Solubility: 95 g/L (26 °C)
XLogP3-AA: 1.6
H-Bond Acceptor: 1
Exact Mass: 107.073499
MonoIsotopic Mass: 107.073499
Topological Polar Surface Area: 12.9
Heavy Atom Count: 8
Canonical SMILES: CC1=C(N=CC=C1)C
InChI: InChI=1S/C7H9N/c1-6-4-3-5-8-7(6)2/h3-5H,1-2H3
InChIKey: HPYNZHMRTTWQTB-UHFFFAOYSA-N
EINECS: 209-514-1
Product Categories: Pyridines derivates; Heterocyclic Compounds; Biochemistry; Reagents for Oligosaccharide Synthesis
Hazard Codes:
Xn,
F,
Xi
Risk Statements: 10-22-37/38-41-20/21/22-36/37/38
R10:Flammable.
R22:Harmful if swallowed.
R37/38:Irritating to respiratory system and skin.
R41:Risk of serious damage to the eyes.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 16-26-39-36/37-36/37/39
S16:Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S39:Wear eye / face protection.
S36/37:Wear suitable protective clothing and gloves.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR: UN 1993 3/PG 3
WGK Germany: 3
HazardClass: 6.1
PackingGroup: II
2,3-Lutidine (CAS NO.583-61-9) is also named as 2,3-Dimethylpyridine ; AI3-24280 ; NSC 2157 ; 2,3-Lutidine (8CI) ; Pyridine, 2,3-dimethyl- . 2,3-Lutidine (CAS NO.583-61-9) is clear colorless to slightly yellow liquid.