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Key Documents

Safety Information

19-2835

Sigma-Aldrich

tert-Butyl methyl ether

SAJ special grade, ≥99.0%

Synonym(s):

MTBE, Methyl tert-butyl ether

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About This Item

Linear Formula:
(CH3)3COCH3
CAS Number:
Molecular Weight:
88.15
Beilstein:
1730942
EC Number:
MDL number:
UNSPSC Code:
12352112
PubChem Substance ID:
grade:
SAJ special grade
Assay:
≥99.0%
bp:
55-56 °C (lit.)
vapor pressure:
4.05 psi

grade

SAJ special grade

vapor density

3.1 (vs air)

vapor pressure

4.05 psi

Assay

≥99.0%

form

liquid

autoignition temp.

705 °F

expl. lim.

15.1 %

availability

available only in Japan

refractive index

n20/D 1.369 (lit.)

bp

55-56 °C (lit.)

mp

-110 °C (lit.)

density

0.74 g/mL at 25 °C (lit.)

SMILES string

COC(C)(C)C

InChI

1S/C5H12O/c1-5(2,3)6-4/h1-4H3

InChI key

BZLVMXJERCGZMT-UHFFFAOYSA-N

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Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Flam. Liq. 2 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

-18.4 °F - closed cup

Flash Point(C)

-28 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 1 petroleums
Hazardous rank II
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

19-2835-5-500ML-J:


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