Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Ethyleneimine
RN: 151-56-4
UNII: 54P5FEX9FH
InChIKey: NOWKCMXCCJGMRR-UHFFFAOYSA-N

Molecular Formula

  • C2-H5-N

Molecular Weight

  • 43.0685
 

Classification Codes

Classification Codes

  • Mutation Data
  • Reproductive Effect
  • Skin / Eye Irritant
  • Tumor Data

Superlist Classification Codes

  • Overall Carcinogenic Evaluation: Group 2B
  • Reportable Quantity (RQ) = 1 lb
  • Threshold Planning Quantity (TPQ) = 500 lb
  • TWA (0.5 ppm); skin; Confirmed animal carcinogen with unknown relevance to humans
  • TWA see 1910.1012

Names and Synonyms

Name of Substance

  • Aziridine
  • Ethyleneimine
  • Ethylenimine

Synonyms

  • 1H-Azirine, dihydro-
  • 5-20-01-00003 (Beilstein Handbook Reference)
  • Aethylenimin
  • Aethylenimin [German]
  • AI3-50324
  • Azacyclopropane
  • Aziran
  • Aziridin
  • Aziridin [German]
  • Aziridine
  • BRN 0102380
  • CCRIS 296
  • Dihydro-1H-azirine
  • Dihydroazirene
  • Dihydroazirine
  • Dimethyleneimine
  • EC 205-793-9
  • EINECS 205-793-9
  • ENT-50324
  • Ethyleenimine
  • Ethyleenimine [Dutch]
  • Ethyleneimine
  • Etilenimina
  • Etilenimina [Italian]
  • HSDB 540
  • RCRA waste number P054
  • TL 337
  • UNII-54P5FEX9FH

Systematic Names

  • Aziridine
  • Ethyleneimine

Superlist Names

  • Aziridine
  • Ethylene imine
  • Ethyleneimine
  • Ethyleneimine, inhibited
  • Ethyleneimine, inhibited [UN1185] [Poison]
  • Ethylenimine
  • RCRA waste no. P054
  • UN1185

Registry Numbers

CAS Registry Number

  • 151-56-4

FDA UNII

  • 54P5FEX9FH

Other Registry Number

  • 99932-76-0

System Generated Number

  • 0000151564

Structure Descriptors

InChI

1S/C2H5N/c1-2-3-1/h3H,1-2H2

InChIKey

NOWKCMXCCJGMRR-UHFFFAOYSA-N

Smiles

C1CN1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 25ppm/8H (25ppm) KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)"

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA
Journal of Industrial Hygiene and Toxicology. Vol. 30, Pg. 2, 1948.
guinea pig LD50 skin 14mg/kg (14mg/kg)   Journal of Industrial Hygiene and Toxicology. Vol. 30, Pg. 63, 1948.
mouse LC50 inhalation 400mg/m3/2H (400mg/m3)   Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 8, Pg. 41, 1966.
mouse LC50 inhalation 400mg/m3/2H (400mg/m3) BEHAVIORAL: MUSCLE WEAKNESS

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 8, Pg. 41, 1966.
mouse LD50 intraperitoneal 4mg/kg (4mg/kg) KIDNEY, URETER, AND BLADDER: URINE VOLUME INCREASED British Journal of Pharmacology and Chemotherapy. Vol. 25, Pg. 223, 1965.
mouse LD50 unreported 15mg/kg (15mg/kg)   British Journal of Cancer. Vol. 6, Pg. 160, 1952.
rabbit LCLo inhalation 100mg/m3/2H (100mg/m3) BLOOD: OTHER CHANGES

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

BRAIN AND COVERINGS: OTHER DEGENERATIVE CHANGES
Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 8, Pg. 41, 1966.
rabbit LDLo subcutaneous 50mg/kg (50mg/kg)   Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. Vol. 10, Pg. 25, 1968.
rat LC50 inhalation 100mg/m3/2H (100mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 67, 1982.
rat LD50 intraperitoneal 3500ug/kg (3.5mg/kg) KIDNEY, URETER, AND BLADDER: URINE VOLUME INCREASED British Journal of Pharmacology and Chemotherapy. Vol. 21, Pg. 581, 1963.
rat LD50 oral 15mg/kg (15mg/kg) KIDNEY, URETER, AND BLADDER: OTHER CHANGES

BEHAVIORAL: GENERAL ANESTHETIC

GASTROINTESTINAL: OTHER CHANGES
Journal of Industrial Hygiene and Toxicology. Vol. 23, Pg. 259, 1941.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -7.79E+01 deg C   EXP
Boiling Point 56 deg C   EXP
pKa Dissociation Constant 8.04 (none) 25 EXP
log P (octanol-water) -0.280 (none)   EST
Water Solubility 1.00E+06 mg/L   EXP
Vapor Pressure 213 mm Hg 25 EXP
Henry's Law Constant 1.21E-05 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 6.10E-12 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.