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MX0826

Supelco

tert-Butyl methyl ether

OmniSolv®

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Synonym(s):
Methyl-t-Butyl Ether, tert-Butyl Methyl Ether,MTBE, MTBE
Linear Formula:
CH3OC(CH3)3
CAS Number:
1634-04-4
MDL number:
MFCD00008812
UNSPSC Code:
12352112
EC Index Number:
216-653-1

vapor pressure

268 hPa ( 20 °C)

Quality Level

100

product line

OmniSolv®

Assay

≥99.5% (GC)

form

liquid

technique(s)

HPLC: suitable
LC/MS: suitable
gas chromatography (GC): suitable

impurities

≤0.05% Water (H2O)
≤1 ppm Peroxide (as H2O2)
≤5 ng/L Capillary ECD responsive substances (as PCNB)

evapn. residue

≤1 ppm

color

APHA: ≤10

bp

55.3 °C/1013 hPa

mp

-108.6 °C

transition temp

flash point -28 °C

solubility

42 g/L

density

~0.74 g/cm3 at 20 °C

UV absorption

λ: 210 nm Amax: ≤0.75
λ: 220 nm Amax: ≤0.50
λ: 225 nm Amax: ≤0.30
λ: 250 nm Amax: ≤0.10
λ: 270 nm Amax: ≤0.01
λ: 300 nm Amax: ≤0.005

shipped in

ambient

storage temp.

room temp

InChI

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

InChI key

BZLVMXJERCGZMT-UHFFFAOYSA-N

Related Categories

Application

OmniSolv®

Preparation Note

Product filtered through a 0.2 μm filter

Analysis Note

Assay (GC)99.5% minCapillary ECD responsive substances (as PCNB)5ng/L maxColor (APHA)10 maxEvaporation residue1ppm maxFiltered through 0.2 µm filterTo pass testFluorescence (as quinine base)500ppt maxFormClear liquidInfrared SpectrumConforms to standardPeroxide (as H2O2)1ppm maxTitrable acidµeq/gUV Abs. at 210 nm0.75AU maxUV Abs. at 220 nm0.50AU maxUV Abs. at 225 nm0.30AU maxUV Abs. at 250 nm0.10AU maxUV Abs. at 270 nm0.01AU maxUV Abs. at 300 nm0.005AU maxWater (H2O)0.05% max

Legal Information

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Danger

Hazard Statements

H225,H315

Hazard Classifications

Flam. Liq. 2 - Skin Irrit. 2

WGK

WGK 1

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Regulatory Information

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