24004-M

Diethyl ether

≥99.5% (GC), puriss, contains ~5 mg/L 2, 6-di-tert.-butyl-4-methylphenol as stabilizer, meets analytical specification of Ph. Eur., BP

• Synonym(s): Et2O, Ethoxyethane, Ether, Ethyl ether
• Linear Formula: (CH₃CH₂)₂O
• CAS Number: 60-29-7
• Molecular Weight: 74.12
• Beilstein: 1696894
• EC Number: 200-467-2
• MDL number: MFCD00011646
• UNSPSC Code: 12352112
• PubChem Substance ID: 329752538
• NACRES: NA.21

Properties

• product name: Diethyl ether, puriss., contains ~5 mg/L 2,6-di-tert.-butyl-4-methylphenol as stabilizer, meets analytical specification of Ph. Eur., BP, ≥99.5% (GC)
• vapor density: 2.6 (vs air)
• grade: puriss.
• Assay: ≥99.5% (GC)
• form: liquid
• autoignition temp.: 320 °F
• quality: meets analytical specification of Ph. Eur., BP
• contains: ~5 mg/L 2,6-di-tert.-butyl-4-methylphenol as stabilizer
• expl. lim.: 36.5 %
• impurities: acidic reac. Impurities, in accordance; aldehydes, in accordance; residual solvents, in accordance; ≤0.0002% peroxides (as H₂O₂); ≤0.002% free acid (as CH₃COOH); ≤0.002% non-volatile matter; ≤0.2% water (Karl Fischer)
• refractive index: n20/D 1.3530 (lit.)
• bp: 34.6 °C (lit.)
• mp: −116 °C (lit.)
• density: 0.706 g/mL at 25 °C (lit.)
• SMILES string: CCOCC
• InChI: 1S/C4H10O/c1-3-5-4-2/h3-4H2,1-2H3
• InChI key: RTZKZFJDLAIYFH-UHFFFAOYSA-N

Description

Application

Diethyl ether can be used as a solvent:

• In the catalytic depolymerization of alkali lignin to yield monomeric phenolic compounds.
• To synthesize aziridines via aza-Darzens reaction.
• In the catalytic hydrogenation of aldehydes to alcohols.

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H224,H302,H336
• Precautionary Statements: P210 - P233 - P240 - P241 - P301 + P312 - P403 + P233
• Hazard Classifications: Acute Tox. 4 Oral - Flam. Liq. 1 - STOT SE 3
• Target Organs: Respiratory system
• Supplementary Hazards: EUH019,EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): -40.0 °F - closed cup
• Flash Point(C): -40.00 °C - closed cup