E29109

2-Ethylhexanal

96%

• Synonym(s): 2-Ethylcapronaldehyde
• Linear Formula: CH₃(CH₂)₃CH(C₂H₅)CHO
• CAS Number: 123-05-7
• Molecular Weight: 128.21
• Beilstein/REAXYS Number: 1700556
• EC Number: 204-596-5
• MDL number: MFCD00006987
• UNSPSC Code: 12352100
• PubChem Substance ID: 24894488
• NACRES: NA.22

Properties

• Quality Level: 100
• assay: 96%
• form: liquid
• impurities: <4% 2-ethylhexanoic acid
• refractive index: n20/D 1.415 (lit.)
• bp: 55 °C/13.5 mmHg (lit.)
• density: 0.822 g/mL at 25 °C (lit.)
• SMILES string: [H]C(=O)C(CC)CCCC
• InChI: 1S/C8H16O/c1-3-5-6-8(4-2)7-9/h7-8H,3-6H2,1-2H3
• InChI key: LGYNIFWIKSEESD-UHFFFAOYSA-N

Description

General description

2-Ethylhexanal is an aliphatic aldehyde used as an intermediate to produce various useful products such as perfumes, disinfectants, paints, warning agents, insecticides, and leak detectors.

Application

2-Ethylhexanal can be used as:

• A reductant in the Mukaiyama epoxidation of cis-cyclooctene.
• A reactant in the Horner-Wadsworth-Emmons reaction to synthesize cis-α,β-unsaturated amides.
• A starting material to synthesize 2-ethylhexanoic acid using manganese(II) acetate as a catalyst.

Safety Information

• pictograms: GHS02,GHS08,GHS07
• signalword: Warning
• hcodes: H226,H317,H361
• pcodes: P202 - P210 - P233 - P280 - P303 + P361 + P353 - P308 + P313
• Hazard Classifications: Flam. Liq. 3 - Repr. 2 - Skin Sens. 1
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 111.2 °F - closed cup
• flash_point_c: 44 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter