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| CAS No.: | 1603-40-3 |
|---|---|
| Name: | 2-Amino-3-picoline |
| Article Data: | 20 |
| Molecular Structure: | |
|
|
|
| Formula: | C6H8N2 |
| Molecular Weight: | 108.143 |
| Synonyms: | 3-Picoline,2-amino- (7CI,8CI);2-Amino-b-picoline;3-Methyl-2-aminopyridine;3-Methyl-2-pyridinamine;3-Methylpyridin-2-ylamine;NSC 176169;NSC 450;3-Methyl-pyridin-2-ylamine; |
| EINECS: | 216-501-4 |
| Density: | 1.068 g/cm3 |
| Melting Point: | 29-31 °C(lit.) |
| Boiling Point: | 220.9 °C at 760 mmHg |
| Flash Point: | 109.9 °C |
| Solubility: | soluble in water |
| Appearance: | clear yellow liquid after melting |
| Hazard Symbols: |
 T
|
| Risk Codes: | 23/24/25-33-36/37/38-25 |
| Safety: | 36/37/39-45-37/39-28A-26 |
| Transport Information: | UN 2811 6.1/PG 3 |
| PSA: | 38.91000 |
| LogP: | 1.55340 |
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- 211914-50-0N-[[2-[[[4-(Aminoiminomethyl)phenyl]amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-(2-pyridinyl)-beta-alanine ethyl ester hydrochloride
| Conditions | Yield |
|---|---|
| With copper(I) oxide; potassium carbonate; ammonium hydroxide; N,N-dimethylethylenediamine In ethylene glycol at 60℃; for 16h; Inert atmosphere; | 98% |
| Conditions | Yield |
|---|---|
| With [bis(acetoxy)iodo]benzene; toluene-4-sulfonic acid In 1,2-dichloro-ethane at 20℃; for 1h; Schlenk technique; chemoselective reaction; | A n/a B 96% |
- 937648-82-3
3-methyl-2-pyridinecarboxamide
- 1603-40-3
3-methylpyridin-2-ylamine
| Conditions | Yield |
|---|---|
| With sodium hypobromide; water; sodium hydroxide at 0 - 60℃; for 0.5h; Hofmann Rearrangement; | 87.8% |
- 553626-46-3
N-cyclohexyl-2-isopropyl-8-methylimidazo[1,2-a]pyridin-3-amine
A
- 1603-40-3
3-methylpyridin-2-ylamine
B
- 32998-89-3
N-cyclohexyl-3-methyl-2-oxobutanamide
| Conditions | Yield |
|---|---|
| With [bis(acetoxy)iodo]benzene; toluene-4-sulfonic acid In 1,2-dichloro-ethane at 20℃; for 1h; Schlenk technique; chemoselective reaction; | A n/a B 74% |
| Conditions | Yield |
|---|---|
| With [bis(acetoxy)iodo]benzene; toluene-4-sulfonic acid In 1,2-dichloro-ethane at 20℃; for 1h; Schlenk technique; chemoselective reaction; | A n/a B 72% |
| Conditions | Yield |
|---|---|
| With acetamidine hydrochloride; sodium hydroxide In water; dimethyl sulfoxide at 130℃; for 24h; Schlenk technique; chemoselective reaction; | 43% |
| Conditions | Yield |
|---|---|
| With sodium amide; xylene | |
| With ammonia; sodium; ethanolamine In toluene at 60 - 170℃; under 22502.3 - 41254.1 Torr; Pressure; Temperature; Autoclave; Inert atmosphere; Large scale; | A 1928 g B 144 g |
| Conditions | Yield |
|---|---|
| With sodium amide; xylene at 135 - 140℃; | |
| With sodium amide In o-xylene Chichibabin reaction; |
- 1603-40-3
3-methylpyridin-2-ylamine
| Conditions | Yield |
|---|---|
| With hydrogenchloride Hydrolysis; |
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Chemistry
Molecular Structure of 2-Amino-3-methylpyridine(CAS NO.1603-40-3):
IUPAC Name: 3-methylpyridin-2-amine
Empirical Formula: C6H8N2
Molecular Weight: 108.1411
H bond acceptors: 2
H bond donors: 2
Freely Rotating Bonds: 0
Polar Surface Area: 16.13Å2
Index of Refraction: 1.574
Molar Refractivity: 33.4 cm3
Molar Volume: 101.2 cm3
Surface Tension: 46.9 dyne/cm
Density: 1.068 g/cm3
Flash Point: 109.9 °C
Enthalpy of Vaporization: 45.74 kJ/mol
Boiling Point: 220.9 °C at 760 mmHg
Vapour Pressure: 0.11 mmHg at 25°C
Water Solubility: Soluble
Sensitive: Hygroscopic
BRN: 107892
Melting point: 29-31 °C(lit.)
InChI
InChI=1/C6H8N2/c1-5-3-2-4-8-6(5)7/h2-4H,1H3,(H2,7,8)
Smiles
c1(c(nccc1)N)C
EINECS: 216-501-4
Product Categories: Variousamine; Pyridines, Pyrimidines, Purines and Pteredines; Pyridine series; Pyridine; Pyridines derivates
Toxicity Data With Reference
| 1. | orl-rat LD50:100 mg/kg | 85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,841. | ||
| 2. | ihl-rat LCLo:650 ppm/6H | 85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,841. | ||
| 3. | scu-mus LD50:36 mg/kg | AJEBAK Australian Journal of Experimental Biology and Medical Science. 36 (1958),491. | ||
| 4. | ivn-mus LD50:10 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#01585 . | ||
| 5. | skn-gpg LD50:200 mg/kg | 85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,841. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Poison by ingestion, skin contact, subcutaneous, and intravenous routes. Moderately toxic by inhalation. Combustible. When heated to decomposition it emits toxic fumes of NOx.
Other safty informations about 2-Amino-3-methylpyridine(CAS NO.1603-40-3):
Hazard Codes: T (Toxic)
Risk Statements:
R 23/24/25:Toxic by inhalation, in contact with skin and if swallowed
R33:Take precautionary measures against static discharges
R36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
S28:After contact with skin, wash immediately with plenty of water.
S26 :In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
Specification
2-Amino-3-methylpyridine, with CAS number of 1603-40-3, can be called 2-Amino-3-picoline ; 2-Amino-beta-picoline ; 3-Methyl-2-aminopyridine ; 3-Methyl-2-pyridinamine ; Pyridine, 2-amino-3-methyl- . It is a clear yellow liquid after melting. 2-Amino-3-methylpyridine(CAS NO.1603-40-3) can be used as pharmaceutical raw materials and intermediates.