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| CAS No.: | 25710-20-7 |
|---|---|
| Name: | 5-CHLORO-2,3-DIAMINOPYRIDINE |
| Molecular Structure: | |
|
|
|
| Formula: | C5H6ClN3 |
| Molecular Weight: | 143.576 |
| Synonyms: | Pyridine,2,3-diamino-5-chloro- (6CI,8CI);2,3-Diamino-5-chloropyridine;5-Chloro-2,3-diaminopyridine;5-Chloro-2,3-pyridinediamine; |
| Density: | 1.448 g/cm3 |
| Melting Point: | 164-173 °C |
| Boiling Point: | 338.859 °C at 760 mmHg |
| Flash Point: | 158.737 °C |
| Appearance: | White to pale brown powder |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | 36/37/38-20/21/22 |
| Safety: | 36/37/39-26-22 |
| PSA: | 64.93000 |
| LogP: | 2.06180 |
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Chemistry
IUPAC Name: 5-Chloropyridine-2,3-diamine
Following is the structure of 2,3-Pyridinediamine,5-chloro- (CAS NO.25710-20-7):
Empirical Formula: C5H6ClN3
Molecular Weight: 143.5742 g/mol
Molar Refractivity: 37.71 cm3
Molar Volume: 99.1 cm3
Density: 1.447 g/cm3
Flash Point: 158.7 °C
Melting point: 164-173 °C
Index of Refraction: 1.685
Surface Tension: 72 dyne/cm
Enthalpy of Vaporization: 58.23 kJ/mol
Boiling Point: 338.9 °C at 760 mmHg
Vapour Pressure: 9.55E-05 mmHg at 25 °C
Product Categories: Pyridine; API intermediates
Appearanceof 2,3-Pyridinediamine,5-chloro- (CAS NO.25710-20-7): White to pale brown powde
Sensitive of 2,3-Pyridinediamine,5-chloro- (CAS NO.25710-20-7): Air Sensitive
Canonical SMILES: C1=C(C(=NC=C1Cl)N)N
InChI: InChI=1S/C5H6ClN3/c6-3-1-4(7)5(8)9-2-3/h1-2H,7H2,(H2,8,9)
InChIKey: ZRCMCGQDIYNWDX-UHFFFAOYSA-N
Toxicity Data With Reference
2,3-Pyridinediamine,5-chloro- (CAS NO.25710-20-7) hasn't been listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65. And the toxicological properties have not been fully investigated.
Safety Profile
Hazard Codes: 
Xn,
Xi
Risk Statements: 36/37/38-20/21/22
R36/37/38:Irritating to eyes, respiratory system and skin.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 36/37/39-26-22-37
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S22:Do not breathe dust.
S37:Wear suitable gloves.
RIDADR: 2811
HazardClass: 6.1
PackingGroup: III
Specification
2,3-Pyridinediamine,5-chloro- , its cas register number is 25710-20-7. It also can be called 5-Chloropyridine-2,3-diamine . 2,3-Pyridinediamine,5-chloro- (CAS NO.25710-20-7) should avoid the condition incompatible materials. It is not compatible with strong oxidizing agents. And also prevent it to broken down into hazardous decomposition products: hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide. However, its hazardous polymerization has not been reported.