689483

1-Ethyl-3-methylimidazolium acetate

97%

• Synonym(s): EMIM Ac
• Empirical Formula (Hill Notation): C₈H₁₄N₂O₂
• CAS Number: 143314-17-4
• Molecular Weight: 170.21
• MDL number: MFCD06798186
• UNSPSC Code: 12352100
• PubChem Substance ID: 329761269
• NACRES: NA.22

Properties

• assay: ≥96.5% (HPLC); 97%
• form: liquid
• impurities: ≤5.0% water
• refractive index: n20/D 1.501
• mp: >30 °C (product can occur as an undercooled melt)
• density: 1.101 g/cm³ at 20 °C
• SMILES string: CC([O-])=O.CCn1cc[n+](C)c1
• InChI: 1S/C6H11N2.C2H4O2/c1-3-8-5-4-7(2)6-8;1-2(3)4/h4-6H,3H2,1-2H3;1H3,(H,3,4)/q+1;/p-1
• InChI key: XIYUIMLQTKODPS-UHFFFAOYSA-M

Description

General description

1-Ethyl-3-methylimidazolium acetate, an aprotic imidazolium room-temperature ionic liquid, is a cellulosic solvent. The pretreatment of sugarcane bagasse with [Emim][Ac] leads to the formation of glucose via enzymatic saccharification.

1-Ethyl-3-methylimidazolium acetate is a catalyst that can be used to perform the acid-free cellulose acetylation process.

Application

1-Ethyl-3-methylimidazolium acetate has been used in the preparation of ionic liquid ferrofluid (ILF).

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H302,H315,H317
• pcodes: P261 - P264 - P272 - P280 - P301 + P312 - P302 + P352
• Hazard Classifications: Acute Tox. 4 Oral - Skin Irrit. 2 - Skin Sens. 1B
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• flash_point_f: 327.2 °F - closed cup
• flash_point_c: 164 °C - closed cup
• ppe: Eyeshields, Gloves