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Home> CAS DataBase Listed 1 > CAS 1634-04-4
Identification of 1634-04-4
  • Name:
  • Tert-butyl methyl ether (Related Reference)
  • EINECS:
  • 216-653-1
  • Synonyms:
  • 2-methoxy-2-methylpropane; methyl t-butyl ether; Methyl Tertiary Butyl Ether; Methyl Tertiary Butyl Ether (MTBE); MTBE; Methyl tert-Butyl Ether;
  • InChI:
  • InChI=1/C5H12O/c1-5(2,3)6-4/h1-4H3
  • This structure is also available as a 2d Mol file
Safety Data of 1634-04-4 Properties of 1634-04-4
  • Appearance:
  • clear liquid
  • Molecular Weight:
  • 88.15
  • Density:
  • 0.7404
  • Boiling Point:
  • 54-56℃
  • Melting Point:
  • -110℃
  • Flash Point:
  • -28℃
  • Storage Temperature:
  • ?20°C
  • Refractive index:
  • 1.3675-1.3695
  • Solubility:
  • slightly soluble (4.5 - 5.5 g/l at 25 C)
  • Stability:
  • Stable, but may form explosive peroxides in contact with air. Extremely flammable - note low flash point. Incompatible with strong oxidizing agents.
  • More>>

CAS No. 1634-04-4 (Tert-butyl methyl ether )

  • CAS No:1634-04-4
  • Molecular Weight: 88.15
  • Molecular Formula: C5H12O
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product
CAS 1634-04-4 Tert-butyl methyl ether
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CAS 1634-04-4 Tert-butyl methyl etherCAS: 1634-04-4
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Precursor and Product
References of Tert-butyl methyl ether cas 1634-04-4

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 141gm/m3/15M (141000mg/m3) BEHAVIORAL: GENERAL ANESTHETIC Anesthesiology. Vol. 11, Pg. 455, 1950.
mouse LD50 intraperitoneal 1700uL/kg (1.7mL/kg) ? Zhonghua Yixue Zazhi. Chinese Medical Journal. Vol. 70, Pg. 172, 1990.
mouse LD50 oral 5960uL/kg (5.96mL/kg) ? Zhonghua Yixue Zazhi. Chinese Medical Journal. Vol. 70, Pg. 172, 1990.
rat LC50 inhalation 23576ppm/4H (23576ppm) ? National Technical Information Service. Vol. PB87-174603,
rat LD intraperitoneal > 148mg/kg (148mg/kg) ? Journal of Surgical Research. Vol. 53, Pg. 572, 1992.
rat LD50 oral 4gm/kg (4000mg/kg) ? National Technical Information Service. Vol. PB87-174603,
rat LDLo intravenous 148mg/kg (148mg/kg) ? Journal of Surgical Research. Vol. 53, Pg. 572, 1992.

Safety

Hazard Codes?of tert-Butyl methyl ether (CAS NO.1634-04-4):?HarmfulXn,FlammableF,IrritantXiToxicT
Risk Statements: 36/37/38-40-11-39-23/24/25
R36/37/38: Irritating to eyes, respiratory system and skin.?
R40: Limited evidence of a carcinogenic effect.?
R11: Highly flammable.?
R39: Danger of very serious irreversible effects.?
R23/24/25: Toxic by inhalation, in contact with skin and if swallowed.
Safety Statements: 9-16-24-45-36/37?
S9: Keep container in a well-ventilated place.?
S16: Keep away from sources of ignition.?
S24: Avoid contact with skin.?
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)?
S36/37: Wear suitable protective clothing and gloves.
RIDADR: UN 2398 3/PG 2
WGK Germany: 3
RTECS: KN5250000
F: 3-10
HazardClass: 3
PackingGroup: II
Hazardous Substances Data: 1634-04-4(Hazardous Substances Data)
Poison by intravenous route. Slightly toxic by ingestion and inhalation. Flammable when exposed to heat or flame. When heated to decomposition it emits acrid smoke and irritating fumes. See also ETHERS.

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