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Substance Name: 1-Butene oxide
RN: 106-88-7
UNII: FR67H5388O
InChIKey: RBACIKXCRWGCBB-UHFFFAOYSA-N

Molecular Formula

  • C4-H8-O

Molecular Weight

  • 72.1062
 

Classification Codes

Classification Codes

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

Superlist Classification Codes

  • Overall Carcinogenic Evaluation: Group 2B
  • Reportable Quantity (RQ) = 100 lb

Names and Synonyms

Name of Substance

  • 1,2-Epoxybutane
  • 1-Butene oxide

Synonyms

  • (+-)-2-Ethyloxirane
  • (+-)-Ethyloxirane
  • 1,2-Butene oxide
  • 1,2-Butene oxide (VAN)
  • 1,2-Butylene oxide
  • 1,2-Epoxybutane
  • 1,2-Monoepoxybutane
  • 1-Butylene oxide
  • 2-Ethyloxirane
  • 5-17-01-00056 (Beilstein Handbook Reference)
  • alpha-Butylene oxide
  • BRN 0102411
  • Butane, 1,2-epoxy-
  • CCRIS 1015
  • DL-1,2-Epoxybutane
  • EC 203-438-2
  • EINECS 203-438-2
  • Ethyl ethylene oxide
  • Ethylene oxide, ethyl-
  • Ethylethylene oxide
  • Ethyloxirane
  • HSDB 2855
  • n-Butene-1,2-oxide
  • NCI-C55527
  • NSC 24240
  • Oxirane, ethyl-
  • UNII-FR67H5388O

Systematic Names

  • 1,2-Epoxybutane
  • Butane, 1,2-epoxy-
  • Oxirane, 2-ethyl-
  • Oxirane, ethyl-

Superlist Names

  • 1,2-Butylene oxide
  • 1,2-Butylene oxide, stabilized
  • 1,2-Butylene oxide, stabilized [UN3022] [Flammable liquid]
  • 1,2-Epoxybutane
  • Butane, 1,2-epoxy-
  • Oxirane, ethyl-
  • UN3022

Registry Numbers

CAS Registry Number

  • 106-88-7

FDA UNII

  • FR67H5388O

Other Registry Number

  • 55555-96-9

System Generated Number

  • 0000106887

Structure Descriptors

InChI

1S/C4H8O/c1-2-4-3-5-4/h4H,2-3H2,1H3

InChIKey

RBACIKXCRWGCBB-UHFFFAOYSA-N

Smiles

C1[C@@H](O1)CC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LCLo inhalation 398ppm/4H (398ppm)   National Toxicology Program Technical Report Series. Vol. NTP-TR-329, Pg. 1988,
rabbit LD50 skin 2100uL/kg (2.1mL/kg)   American Industrial Hygiene Association Journal. Vol. 23, Pg. 95, 1962.
rat LC50 inhalation 6300mg/m3/4H (6300mg/m3)   National Technical Information Service. Vol. OTS0528421,
rat LD50 oral 500mg/kg (500mg/kg)   National Technical Information Service. Vol. PB81-168510,

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -1.50E+02 deg C   EXP
Boiling Point 63.3 deg C   EXP
log P (octanol-water) 0.860 (none)   EST
Water Solubility 9.50E+04 mg/L 25 EXP
Vapor Pressure 180 mm Hg 25 EXP
Henry's Law Constant 1.80E-04 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.91E-12 cm3/molecule-sec 25 EXP

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