Product Name

  • Name

    3-Aminoisoxazole

  • EINECS 605-748-7
  • CAS No. 1750-42-1
  • Density 1.241 g/cm3
  • Solubility
  • Melting Point 148-150 °C(Solv: ethyl ether (60-29-7); ligroine (8032-32-4))
  • Formula C3H4N2O
  • Boiling Point 234.7 °C at 760 mmHg
  • Molecular Weight 84.0776
  • Flash Point 95.7 °C
  • Transport Information
  • Appearance Clear yellowish liquid
  • Safety S26
  • Risk Codes R36/37/38; R36; R37/38
  • Molecular Structure Molecular Structure of 1750-42-1 (3-Aminoisoxazole)
  • Hazard Symbols IrritantXi
  • Synonyms 1,2-Oxazol-3-amine;3-isoxazolamine;3-Aminoisoxazole 95%;3-Amino isoxazole;2-Amino-oxazole;
  • PSA 52.05000
  • LogP 0.83800

3-Aminoisoxazole Chemical Properties

CAS: 1750-42-1
Molecular Formula: C3H4N2O
Molecular Weight: 84.08
Molecular structre:

ACD/LogD (pH 5.5): -1.2
ACD/LogD (pH 7.4): -1.2
ACD/BCF (pH 5.5): 1
ACD/BCF (pH 7.4): 1
ACD/KOC (pH 5.5): 5.28
ACD/KOC (pH 7.4): 5.29
H bond acceptors: 3
H bond donors: 2
Freely Rotating Bonds: 0
Index of Refraction: 1.528
Molar Refractivity: 20.87 cm3
Molar Volume: 67.7 cm3
Polarizability: 8.27 10-24cm3
Surface Tension: 51.2 dyne/cm
Density: 1.241 g/cm3
Flash Point: 95.7 °C
Enthalpy of Vaporization: 47.14 kJ/mol
Boiling Point: 234.7 °C at 760 mmHg
Vapour Pressure: 0.0523 mmHg at 25°C
Product Categories: Amines; Oxazoles, Isoxazoles & Benzoxazoles; Oxazole&Isoxazole; Oxazoles, Isoxazoles & Benzoxazoles; Building Blocks; Heterocyclic Building Blocks; Isoxazoles

3-Aminoisoxazole Safety Profile

Hazard Codes: Xi
Risk Statements: 36/37/38-37/38-36
36/37/38:  Irritating to eyes, respiratory system and skin
37/38:  Irritating to respiratory system and skin 36:  Irritating to the eyes
Safety Statements: 26
26:  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
WGK Germany: 3
Hazard Note: Irritant

3-Aminoisoxazole Specification

 3-Aminoisoxazole , with CAS number of 1750-42-1, can be called 2-Amino-oxazole ; 3-Amino isoxazole ; 3-isoxazolamine ; 3-Aminoisoxazole 95% ; 1,2-Oxazol-3-amine . 3-Aminoisoxazole (CAS NO.1750-42-1) is clear yellowish liquid. 3-Aminoisoxazole (CAS NO.1750-42-1) is commonly used as pharmaceutical intermediate.

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