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Cas Database |
| Name |
2-Chloro-3-amino-4-methyl pyridine |
EINECS | -0 |
| CAS No. | 133627-45-9 | Density | 1.26 g/cm3 |
| PSA | 38.91000 | LogP | 2.20680 |
| Solubility | N/A | Melting Point |
61-64 °C |
| Formula | C6H7ClN2 | Boiling Point | 283.3 °C at 760 mmHg |
| Molecular Weight | 142.588 | Flash Point | 125.2 °C |
| Transport Information | N/A | Appearance | off white crystals |
| Safety | 26-36/37/39-36 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
2-Chloro-4-methyl-3-pyridinamine;2-Chloro-4-methylpyridin-3-amine;3-amino-2-chloro-4-methylpyridine;Capic;3-Amino-2-chloro-4-methyl pyridine;2-Chloro-3-amino-4-methylpyridine; |
Article Data | 31 |
2-Chloro-3-amino-4-methyl pyridine Synthetic route
- 23056-39-5
2-chloro-3-nitro-4-methylpyridine
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| With hydrogenchloride; tin(ll) chloride In diethyl ether for 0.333333h; Ambient temperature; | 98% |
| Stage #1: 2-chloro-3-nitro-4-methylpyridine With iron; acetic acid at 70 - 80℃; Stage #2: With sodium carbonate In water pH=8.0 - 8.5; Product distribution / selectivity; | 90.79% |
| Stage #1: 2-chloro-3-nitro-4-methylpyridine With hydrogenchloride In methanol; water at 65℃; Stage #2: With iron In methanol; water at 65℃; Product distribution / selectivity; | 90.1% |
- 152362-01-1
2-chloro-4-methyl-3-pyridinecarboxamide
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| With sodium hypobromide; bromine; sodium hydroxide In water at 65 - 75℃; for 4h; Hofmann Rearrangement; | 98% |
| With bromine; sodium hydroxide In water at 0 - 20℃; for 2h; | 97% |
| With bromine; sodium hydroxide In water; toluene at 0 - 60℃; | 96.9% |
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| Stage #1: 4-methylpiperidin-3-one With hydrogenchloride; dihydrogen peroxide In chloroform; water at 30 - 40℃; for 5h; Green chemistry; Stage #2: With ammonium hydroxide at 40 - 45℃; for 3h; Solvent; Reagent/catalyst; Green chemistry; | 93.3% |
- 3430-27-1
3-amino-4-methylpyridine
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| With hydrogenchloride; dihydrogen peroxide at 20℃; for 0.5h; | 89% |
| With hydrogenchloride; chlorine In water at 20℃; for 0.416667h; | 84% |
| Stage #1: 3-amino-4-methylpyridine With hydrogenchloride In water at 40℃; Cooling with ice; Stage #2: With dihydrogen peroxide for 2h; | 83.2% |
- 5832-44-0
3-nitro-4-methylpyridine
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 97 percent / H2 / 5 percent Pd/C / methanol / 5 h / 20 °C / 3750.3 Torr 2: 89 percent / conc. aq. HCl; 35 percent aq. H2O2 / 0.5 h / 20 °C View Scheme |
- 50839-95-7
2-chloro-4-methylnicotinoylchloride
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: NH3(g) / toluene / below 30 deg C 2: 93 percent / NaOH, Br2 / H2O / 1.) 5 deg C; 2.) 75 deg C, 90 min View Scheme |
- 50840-02-3
ethyl 2-chloro-4-methyl-3-pyridinecarboxylate
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: 90 percent / NaOH / methanol; H2O / 75 °C 2: SOCl2 / toluene / 1.) 70 deg C, 1 h; 2.) reflux, 4 h 3: NH3(g) / toluene / below 30 deg C 4: 93 percent / NaOH, Br2 / H2O / 1.) 5 deg C; 2.) 75 deg C, 90 min View Scheme |
- 142266-63-5
2-chloro-4-methyl-3-pyridinecarboxylic acid
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: SOCl2 / toluene / 1.) 70 deg C, 1 h; 2.) reflux, 4 h 2: NH3(g) / toluene / below 30 deg C 3: 93 percent / NaOH, Br2 / H2O / 1.) 5 deg C; 2.) 75 deg C, 90 min View Scheme |
- 152362-00-0
ethyl 2-chloro-2-cyano-3-methyl-5-oxopentanoate
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 5 steps 1: 17 percent / PCl3, HCl(g) / dimethylformamide / 1.) 85 deg C; 2.) 90 deg C 2: 90 percent / NaOH / methanol; H2O / 75 °C 3: SOCl2 / toluene / 1.) 70 deg C, 1 h; 2.) reflux, 4 h 4: NH3(g) / toluene / below 30 deg C 5: 93 percent / NaOH, Br2 / H2O / 1.) 5 deg C; 2.) 75 deg C, 90 min View Scheme |
- 23056-39-5
2-chloro-3-nitro-4-methylpyridine
- 133627-45-9
3-Amino-2-chloro-4-methylpyridine
| Conditions | Yield |
|---|---|
| With sodium hydroxide; acetic acid In hydrogenchloride; water |
2-Chloro-3-amino-4-methyl pyridine Chemical Properties
Molecular structure of 3-Amino-2-chloro-4-methyl pyridine (CAS NO.133627-45-9) is:
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IUPAC: 2-Chloro-4-methylpyridin-3-amine
CAS Registry Number: 133627-45-9
Molecular Formula: C6H7ClN2
Molecular Weight: 142.59
Melting Point: 61-64°C
Surface Tension: 49.9 dyne/cm
Density: 1.26 g/cm3
Flash Point: 125.2 °C
Enthalpy of Vaporization: 52.23 kJ/mol
Boiling Point: 283.3 °C at 760 mmHg
Vapour Pressure: 0.00318 mmHg at 25°C
Product Categories: Pyridine;Amines and Anilines;Heterocycles;Pyridines, Pyrimidines, Purines and Pteredines;pharmacetical;Amines;Pyridines;Heterocyclic Compounds;(intermediate of nevirapine);Aromatics Compounds;Chloropyridines;Halopyridines;Aromatics;Bases & Related Reagents;Nucleotides
2-Chloro-3-amino-4-methyl pyridine Uses
3-Amino-2-chloro-4-methyl pyridine (CAS NO.133627-45-9) is the important intermediates .
2-Chloro-3-amino-4-methyl pyridine Safety Profile
Safty information about 3-Amino-2-chloro-4-methyl pyridine (CAS NO.133627-45-9) is:
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S36:Wear suitable protective clothing.
RIDADR: UN2811
Hazard Note: Irritant
HazardClass: 6.1
PackingGroup: III
2-Chloro-3-amino-4-methyl pyridine Specification
3-Amino-2-chloro-4-methyl pyridine , its cas register number is 133627-45-9. It also can be called 2-Chloro-3-amino-4-picoline .It is a off white crystals.
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