EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes

tert-butyl methyl ether

Supplier Sponsors

CAS Number: 1634-04-4Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg:216-653-1
Nikkaji Web:J27.142J
Beilstein Number:1730942
XlogP3:0.90 (est)
Molecular Weight:88.14984000
Formula:C5 H12 O
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome, Edge or firefox)
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
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Pubchem Patents:Search
Physical Properties:
Appearance:colorless clear liquid (est)
Assay: 98.00 to 100.00
Water Content:<0.05%
Food Chemicals Codex Listed: No
Melting Point:-109.00 °C. @ 760.00 mm Hg
Boiling Point: 55.20 °C. @ 760.00 mm Hg
Vapor Pressure:250.000000 mmHg @ 25.00 °C.
Vapor Density:3.1 ( Air = 1 )
Flash Point: -27.00 °F. TCC ( -32.78 °C. )
logP (o/w): 0.940
Soluble in:
 water, 5.10E+04 mg/L @ 25 °C (exp)
Organoleptic Properties:
Odor Description:minty
Odor and/or flavor descriptions from others (if found).
Cosmetic Information:
CosIng:cosmetic data
Cosmetic Uses: solvents
ECSA Chemicals
ECSA Chemicals
ECSA Chemicals
EMD Millipore
For experimental / research use only.
tert-Butyl Methyl Ether
Glentham Life Sciences
Indis NV
For experimental / research use only.
Methyl Tertbutyl Ether (MTBE)
LyondellBasell Industries
methyl tertiary butyl ether
Penta International
Santa Cruz Biotechnology
For experimental / research use only.
tert-Butyl Methyl Ether ≥99%
For experimental / research use only.
tert-Butyl Methyl Ether anhydrous, 99.8%
For experimental / research use only.
tert-Butyl Methyl Ether >99.0%(GC)
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 11 - Highly flammable.
R 38 - Irritating to skin.
S 02 - Keep out of the reach of children.
S 03/07/09 - Keep container tightly closed in cool, well-ventilated place.
S 16 - Keep away from sources of ignition - No Smoking.
S 24 - Avoid contact with skin.
S 33 - Take precautionary measures against static discharge.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
intraperitoneal-mouse LD50 1700 ul/kg
Zhonghua Yixue Zazhi. Chinese Medical Journal. Vol. 70, Pg. 172, 1990.

oral-mouse LD50 5960 ul/kg
Zhonghua Yixue Zazhi. Chinese Medical Journal. Vol. 70, Pg. 172, 1990.

oral-rat LD50 4000 mg/kg
National Technical Information Service. Vol. PB87-174603

intraperitoneal-rat LD > 148 mg/kg
Journal of Surgical Research. Vol. 53, Pg. 572, 1992.

intravenous-rat LDLo 148 mg/kg
Journal of Surgical Research. Vol. 53, Pg. 572, 1992.

Dermal Toxicity:
Not determined
Inhalation Toxicity:
inhalation-rat LC50 23576 ppm/4H
National Technical Information Service. Vol. PB87-174603

inhalation-mouse LC50 141000 mg/m3/15M
Zhonghua Yixue Zazhi. Chinese Medical Journal. Vol. 70, Pg. 172, 1990.

inhalation-mouse LC50 141000 mg/m3/15M
Anesthesiology. Vol. 11, Pg. 455, 1950.

Safety in Use Information:
Recommendation for tert-butyl methyl ether usage levels up to:
 not for fragrance use.
Safety References:
EPI System: View
NIOSH International Chemical Safety Cards:search
Chemical Carcinogenesis Research Information System:Search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
Carcinogenic Potency Database:Search
EPA Substance Registry Services (TSCA):1634-04-4
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :15413
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:1
EPA/NOAA CAMEO:hazardous materials
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:1634-04-4
Pubchem (cid):15413
Pubchem (sid):134980021
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
UM BBD:Search
KEGG (GenomeNet):C11344
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2909.19.1800
Potential Blenders and core components note
None Found
Potential Uses:
None Found
Occurrence (nature, food, other):note
 not found in nature
tert-butylmethyl ether
1,1-dimethylethyl methyl ether
 ether, t-butyl methyl
 ether, tert-butyl methyl
2-methoxy-2-methyl propane
 methyl 1,1-dimethyl ethyl ether
 methyl 1,1-dimethylethyl ether
 methyl t-butyl ether
 methyl tert-butyl ether
 methyl tertiary butyl ether
 methyl tertiary-butyl ether
 methyl-t-butyl ether
 methyl-tert-butyl ether
 propane, 2-methoxy-2-methyl-


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used to dissolve gallstones; gasoline additive. superlist note chemical remains on mtl because of additional testing actions (see oecd/sids listing)
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