Products Categories
| CAS No.: | 28020-38-4 |
|---|---|
| Name: | 2,3-Diamino-6-methoxypyridine |
| Article Data: | 21 |
| Molecular Structure: | |
|
|
|
| Formula: | C6H9N3O |
| Molecular Weight: | 139.157 |
| Synonyms: | Pyridine,2,3-diamino-6-methoxy- (8CI);6-(Methyloxy)-2,3-pyridinediamine;6-Methoxy-2,3-diaminopyridine;6-Methoxypyridine-2,3-diamine; |
| EINECS: | 207-166-5 |
| Density: | 1.251 g/cm3 |
| Melting Point: | 168-170 °C |
| Boiling Point: | 321.7 °C at 760 mmHg |
| Flash Point: | 148.3 °C |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 20/21/22-36/37/38 |
| Safety: | 26-36/37/39-36 |
| PSA: | 74.16000 |
| LogP: | 3.02100 |
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- 852475-26-4MC1568
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6-methoxy-3-nitropyridin-2-amine
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| With palladium on activated charcoal; hydrogen In methanol at 20℃; for 16h; | 100% |
| With hydrogen; palladium 10% on activated carbon at 25℃; for 6h; | 99% |
| With hydrogen; palladium on activated charcoal In ethanol under 760 Torr; |
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| With ammonia In water at 15℃; pH=7 - 8; | 92% |
- 27048-04-0
2-amino-6-chloro-3-nitropyridine
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 70 percent / NaOMe / 2 h / Heating 2: H2 / 10percent Pd/C / ethanol / 760 Torr View Scheme | |
| Multi-step reaction with 2 steps 1: ethanol / 16 h / -15 - 20 °C 2: hydrogenchloride; tin(ll) chloride / 5 h / 50 °C View Scheme |
- 16013-85-7
2,6-dicholoro-3-nitropyridine
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: ammonium hydroxide / 5 h / 50 °C 2: ethanol / 16 h / -15 - 20 °C 3: hydrogenchloride; tin(ll) chloride / 5 h / 50 °C View Scheme |
- 2402-78-0
2,6-dichloropyridine
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: sulfuric acid; nitric acid / -15 - 150 °C 2: ammonium hydroxide / 5 h / 50 °C 3: ethanol / 16 h / -15 - 20 °C 4: hydrogenchloride; tin(ll) chloride / 5 h / 50 °C View Scheme |
- 38533-61-8
2-chloro-6-methoxy-3-nitropyridine
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: ammonia / methanol / 18 h / 65 °C 2: hydrogen / palladium on activated charcoal / ethanol / 20 °C / 760.05 Torr View Scheme | |
| Multi-step reaction with 2 steps 1: ammonia; ammonium hydroxide / methanol / 18 h / 65 °C 2: hydrogen; palladium on activated charcoal / ethanol / 760.05 Torr View Scheme |
- 28020-38-4
2,3-diamino-6-methoxypyridine
- 105-07-7
4-cyanobenzaldehyde
| Conditions | Yield |
|---|---|
| With sodium metabisulfite; dimethyl sulfoxide at 165℃; for 0.25h; Inert atmosphere; Sealed tube; | 92% |
- 28020-38-4
2,3-diamino-6-methoxypyridine
| Conditions | Yield |
|---|---|
| With sodium metabisulfite In ethanol; water at 80℃; for 2h; | 85% |
- 28020-38-4
2,3-diamino-6-methoxypyridine
- 501-53-1
benzyl chloroformate
- 1040363-61-8
benzyl 2-amino-6-methoxypyridin-3-ylcarbamate
| Conditions | Yield |
|---|---|
| With N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; for 1h; | 83% |
| Conditions | Yield |
|---|---|
| at 105℃; for 8h; | 78.6% |
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Chemistry
Following is the structure of 2,3-Pyridinediamine,6-methoxy- (CAS NO.28020-38-4):
Empirical Formula: C6H9N3O
Molecular Weight: 139.1552 g/mol
Molar Refractivity: 39.49 cm3
Molar Volume: 111.2 cm3
Density: 1.251 g/cm3
Flash Point: 148.3 °C
Melting point: 168-170 °C
Index of Refraction: 1.628
Surface Tension: 60.1 dyne/cm
Enthalpy of Vaporization: 56.34 kJ/mol
Boiling Point: 321.7 °C at 760 mmHg
Vapour Pressure of 2,3-Pyridinediamine,6-methoxy- (CAS NO.28020-38-4): 0.000294 mmHg at 25 °C
Product Categories of 2,3-Pyridinediamine,6-methoxy- (CAS NO.28020-38-4): Pyridines derivates;Pyridine
SMILES: O(c1nc(c(N)cc1)N)C
InChI: InChI=1/C6H9N3O/c1-10-5-3-2-4(7)6(8)9-5/h2-3H,7H2,1H3,(H2,8,9)
InChIKey: WEPOCTWSRWLQLL-UHFFFAOYAT
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 20/21/22-36/37/38
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: 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.
Specification
2,3-Pyridinediamine,6-methoxy- , its cas register number is 28020-38-4. It also can be called 2,3-Diamino-6-methoxypyridine ; 6-Methoxy-2,3-Diaminopyridine ; 6-Methoxy-2,3-pyridinediamine ;6-Methoxypyridin-2,3-diamin ; and 6-Methoxypyridine-2,3-diamine .