MX0819

tert-Butyl methyl ether

Meets ACS Specifications GR ACS

• 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

Properties

• vapor pressure: 268 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥99% (GC)
• form: liquid
• impurities: ≤0.05% Water (H2O); ≤1 ppm Peroxide (as H2O2)
• evapn. residue: ≤0.001%
• color: APHA: ≤10
• refractive index: n25/D 1.365-1.367
• bp: 55.3 °C/1013 hPa
• mp: -108.6 °C
• transition temp: flash point -28 °C
• solubility: 42 g/L
• density: 0.735-0.738 g/mL at 25 °C
• shipped in: ambient
• storage temp.: room temp
• InChI: 1S/C5H12O/c1-5(2,3)6-4/h1-4H3
• InChI key: BZLVMXJERCGZMT-UHFFFAOYSA-N

Description

Application

Meets ACS Specifications GR ACS

Analysis Note

Assay (GC)99.0% minColor (APHA)10 maxDensity at 25°C0.735-0.738g/mLEvaporation residue0.001% maxFormClear liquidInfrared SpectrumConforms to standardPeroxide (as H2O2)1ppm maxRefractive index (n 25/D)1.365-1.367Water (H2O)0.05% max

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225 - H315
• Precautionary Statements: P210 - P233 - P240 - P241 - P242 - P303 + P361 + P353
• 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