Product Name

  • Name

    N-(1-Cyclopenten-1-yl)morpholine

  • EINECS 213-316-0
  • CAS No. 936-52-7
  • Article Data80
  • CAS DataBase
  • Density 0.957
  • Solubility
  • Melting Point 122-127 °C (decomp)
  • Formula C9H15 N O
  • Boiling Point 105-106 ºC (12 mmHg)
  • Molecular Weight 153.224
  • Flash Point 60 ºC
  • Transport Information
  • Appearance Clear yellow liquid.
  • Safety Poison by intravenous route. When heated to decomposition it emits toxic vapors of NOx.
  • Risk Codes R36/37/38   
  • Molecular Structure Molecular Structure of 936-52-7 (N-(1-Cyclopenten-1-yl)morpholine)
  • Hazard Symbols
  • Synonyms 1-(4-Morpholino)-1-cyclopentene;1-(Morpholin-4-yl)cyclopentene; 1-Morpholino-1-cyclopentene;1-Morpholinocyclopentene; 1-Morpholinylcyclopentene;4-(1-Cyclopenten-1-yl)morpholine; 4-(1-Cyclopentenyl)morpholine; Cyclopentanonemorpholine enamine; N-(1-Cyclopenten-1-yl)-morpholine;N-(1-Cyclopentenyl)morpholine; NSC 86131
  • PSA 12.47000
  • LogP 1.32430

N-(1-Cyclopenten-1-yl)morpholine Chemical Properties

The IUPAC name of N-(1-Cyclopenten-1-yl)morpholine (CAS NO.936-52-7 ): 4-Cyclopenten-1-ylmorpholine
Synonyms: N-(1-Cyclopenten-1-yl)morpholine ; 4-(1-Cyclopenten-1-yl)-morpholin ; 4-(1-Cyclopentenyl)morpholine ; Cyclopentanone morpholine enamine ; Morpholine, 4-(1-cyclopenten-1-yl)- ; N-(1-Cyclopentene-1-yl)morpholine ; 4-(1-Cyclopenten-1-yl)morpholine ; 4-(Cyclopenten-1-yl)morpholine
CAS: 936-52-7 
EINECS: 213-316-0
Molecular Formula: C9H15NO 
Molecular Structure:

Formula Weight: 153.22 g/mol
Index of Refraction: 1.535 
Density: 1.077 g/cm
Flash Point: 60 °C 
Boiling Point: 227.8 °C at 760 mmHg 
Appearance:clear yellow liquid

N-(1-Cyclopenten-1-yl)morpholine Toxicity Data With Reference

The toxicity of N-(1-Cyclopenten-1-yl)morpholine (CAS NO.936-52-7 ):

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 320mg/kg (320mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02169,

N-(1-Cyclopenten-1-yl)morpholine Consensus Reports

Reported in EPA TSCA Inventory.

N-(1-Cyclopenten-1-yl)morpholine Safety Profile

The Hazard Codes of N-(1-Cyclopenten-1-yl)morpholine (CAS NO.936-52-7 ):IrritantXi
Risk Statements: R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. S37/39:Wear suitable gloves and eye/face protection.
Poison by intravenous route. When heated to decomposition it emits toxic vapors of NOx.

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