CAS No.26878-35-3,2,5-Diaminopyridine dihydrochloride Suppliers

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Basic Information

Molecular Structure:
CAS No.:	26878-35-3
Name:	2,5-Diaminopyridine dihydrochloride
Article Data:	1

Formula:	C₅H₇N₃^.2(HCl)
Molecular Weight:	182.053
Synonyms:	2,5-Pyridinediamine,dihydrochloride (9CI);Pyridine, 2,5-diamino-, dihydrochloride (8CI);
EINECS:	248-083-4
Melting Point:	264 °C (dec.)(lit.)
Boiling Point:	329.1 °C at 760 mmHg
Flash Point:	179.1 °C
Solubility:	1000 g/L (20 °C) in water
Appearance:	brownish-grey fine crystalline powder
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-37/39-36
PSA:	64.93000
LogP:	3.01240

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Chemistry

The Molecular Structure of 2,5-Pyridinediamine,hydrochloride (1:2) (CAS NO.26878-35-3) is

Cas Register Number: 26878-35-3
IUPAC Name: Pyridine-2,5-diamine dihydrochloride
Synonyms: 2,5-Pyridinediamine dihydrochloride ; 2,5-Pyridinediamine, hydrochloride (1:2) ; Pyridin-2,5-diamindihydrochlorid ; Pyridine-2,5-diamine dichlorhydrate ; Pyridine-2,5-diamine dihydrochloride ; 2,5-Diaminopyridine dihydrochloride ; 2,5-Diaminopyridine dihydrochloride 96%
Molecular formula: C₅H₉Cl₂N₃
Molecular weight: 182.051060 g/mol
Product Categories: Pyridine;Heterocyclic Compounds;Pyridines;C5;Heterocyclic Building Blocks
H bond acceptors: 3
H bond donors: 4
Freely Rotating Bonds: 1
Polar Surface Area: 19.37 Å²
Melting point: 264 °C (dec.)(lit.)
Water Solubility: 1000 g/L (20 ºC)
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,hydrochloride (1:2) (CAS NO.26878-35-3): 0.000182 mmHg at 25°C

Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37/39-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39:Wear suitable gloves and eye/face protection.
S36:Wear suitable protective clothing.
RIDADR: 2811
WGK Germany: 3
Hazard Note: Irritant
HazardClass: 6.1
PackingGroup: II