8.44008

tert-Butyl methyl ether

for synthesis

• Synonym(s): tert-Butyl methyl ether, MTBE, MTB, 2-Methoxy-2-methylpropane, Methyl tert-butyl ether
• CAS Number: 1634-04-4
• Molecular Weight: 88.15
• MDL number: MFCD00008812
• UNSPSC Code: 12352112
• EC Index Number: 216-653-1

Properties

• vapor pressure: 268 hPa ( 20 °C)
• Quality Level: 200
• form: liquid
• autoignition temp.: 460 °C
• potency: >2000 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.5-8.5 % (v/v)
• kinematic viscosity: 0.409 cSt(40 °C)
• 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
• storage temp.: 2-30°C
• InChI: 1S/C5H12O/c1-5(2,3)6-4/h1-4H3
• InChI key: BZLVMXJERCGZMT-UHFFFAOYSA-N

Description

General description

for synthesis

Application

tert-Butyl methyl ether for synthesis. CAS 1634-04-4, EC Number 216-653-1, chemical formula (CH₃)₃COCH₃.

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