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Cas Database |
| Name |
2,5-Diaminopyridine |
EINECS | -0 |
| CAS No. | 4318-76-7 | Density | 1.251 g/cm3 |
| PSA | 64.93000 | LogP | 1.40840 |
| Solubility | N/A | Melting Point |
110.3°C |
| Formula | C5H7N3 | Boiling Point | 329.1 °C at 760 mmHg |
| Molecular Weight | 109.131 | Flash Point | 179.1 °C |
| Transport Information | UN 2671 | Appearance | Yellow to purple crystalline powder |
| Safety | 26-36 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Pyridine,2,5-diamino- (6CI,7CI,8CI);NSC 175741; |
Article Data | 23 |
2,5-Diaminopyridine Chemical Properties
The Molecular Structure of 2,5-Pyridinediamine (CAS NO.4318-76-7) is
Cas Register Number: 4318-76-7
IUPAC Name: Pyridine-2,5-diamine
Synonyms: 2,5-Pyridinediamine ; Pyridin-2,5-diamin ; Pyridine-2,5-diamine ; 2,5-Diamino Pyridine ; 2,5-Pyridinediamine (9CI) ; Pyridine, 2,5-diamino-
Molecular formula: C5H7N3
Molecular weight: 109.129180g/mol
Product Categories: compounds of pyridine;Pyridine;Pyridines derivates;Pyridines;C5;Heterocyclic Building Blocks
H bond acceptors: 3
H bond donors: 4
Freely Rotating Bonds: 1
Polar Surface Area: 19.37 Å2
Index of Refraction: 1.676
Molar Refractivity: 32.81 cm3
Molar Volume: 87.2 cm3
Surface Tension: 70.9 dyne/cm
Density: 1.251 g/cm3
Flash Point: 179.1 °C
Enthalpy of Vaporization: 57.15 kJ/mol
Boiling Point: 329.1 °C at 760 mmHg
Vapour Pressure of 2,5-Pyridinediamine (CAS NO.4318-76-7): 0.000182 mmHg at 25°C
2,5-Diaminopyridine Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
RIDADR: UN2671
WGK Germany: 3
RTECS: US7555000
HazardClass: 6.1
PackingGroup: II
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