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4-Oxopentanoic acid CAS No.123-76-2 / Cat No.EBD2223991
Properties
clear yellowish liquid after melting
1.134 g/mL at 25 °C(lit.)
30-33 °C(lit.)
245-246 °C(lit.)
98 °C
n20/D 1.439(lit.)
1 mmHg ( 102 °C)
Safety Information
H302 Harmful if swallowed.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction: Levulinic acid: 8 2.20 (s, 6H) Me x 2; 2.63 (t, J 6.2 Hz, 4H) CH2-keto ; 2.75 (t, J 6.2 Hz, 4H) CH2-carboxy.
1H NMR
13C NMR