Product Name

  • Name

    4-METHOXY-3-PYRROLIN-2-ONE

  • EINECS -0
  • CAS No. 69778-83-2
  • Article Data13
  • CAS DataBase
  • Density 1.16 g/cm3
  • Solubility
  • Melting Point 129-132 °C(lit.)
  • Formula C5H7 N O2
  • Boiling Point 349.6 °C at 760 mmHg
  • Molecular Weight 113.116
  • Flash Point 165.2 °C
  • Transport Information
  • Appearance white to yellow-beige crystals or crystalline powder
  • Safety 26-36 22 24 25
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 69778-83-2 (4-METHOXY-3-PYRROLIN-2-ONE)
  • Hazard Symbols IrritantXi
  • Synonyms 3-Pyrrolin-2-one,4-methoxy- (7CI); 4-Methoxy-1,5-dihydropyrrol-2-one; 4-Methoxy-3-pyrrolin-2-one
  • PSA 38.33000
  • LogP -0.02470

4-Methoxy-3-pyrrolin-2-one Chemical Properties

Product Name: 4-Methoxy-3-pyrrolin-2-one (CAS NO.69778-83-2)

Molecular Formula: C5H7NO2
Molecular Weight: 113.11g/mol
Mol File: 69778-83-2.mol
Appearance: white to yellow-beige crystals
Melting Point: 129-132 °C(lit.)
Boiling point: 349.6 °C at 760 mmHg
Flash Point: 165.2 °C
Density: 1.16 g/cm3
Index of Refraction: 1.495  Molar Refractivity: 28.33 cm3 
Molar Volume: 97 cm3 
Surface Tension: 36.3 dyne/cm
Enthalpy of Vaporization: 59.41 kJ/mol
Vapour Pressure: 4.65E-05 mmHg at 25°C
XLogP3-AA: -0.7
H-Bond Donor: 1
H-Bond Acceptor: 2
Structure Descriptors of 4-Methoxy-3-pyrrolin-2-one (CAS NO.69778-83-2):
  IUPAC Name: 3-methoxy-1,2-dihydropyrrol-5-one
  Canonical SMILES: COC1=CC(=O)NC1
  InChI: InChI=1S/C5H7NO2/c1-8-4-2-5(7)6-3-4/h2H,3H2,1H3,(H,6,7) 
  InChIKey: TXKQBYYDTLOLHA-UHFFFAOYSA-N
Product Categories: Building Blocks; Heterocyclic Building Blocks; Pyrrolines

4-Methoxy-3-pyrrolin-2-one Safety Profile

Safety Information of 4-Methoxy-3-pyrrolin-2-one (CAS NO.69778-83-2):
Hazard Codes: XiIrritant
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.
WGK Germany: 3

4-Methoxy-3-pyrrolin-2-one Specification

 4-Methoxy-3-pyrrolin-2-one , its CAS NO. is 69778-83-2, the synonyms are 2H-Pyrrol-2-one, 1,5-dihydro-4-methoxy- ; 1H-2-Pyrrolone, 4-methoxy-2,5-dihydro ; 4-Methoxy-1,5-dihydro-2H-pyrrol-2-one .

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