4-(4-Methylphenyl)-4-oxobutanoic acid

From Wikipedia, the free encyclopedia
4-(4-Methylphenyl)-4-oxobutanoic acid
Names
Preferred IUPAC name
4-(4-Methylphenyl)-4-oxobutanoic acid
Other names
3-(4-Methylbenzoyl)propionic acid
3-(p-Toluoyl)propionic acid
4-(4-Methylphenyl)-4-oxobutyric acid
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.118.705 Edit this at Wikidata
EC Number
  • 610-285-9
UNII
  • InChI=1S/C11H12O3/c1-8-2-4-9(5-3-8)10(12)6-7-11(13)14/h2-5H,6-7H2,1H3,(H,13,14) checkY
    Key: OEEUWZITKKSXAZ-UHFFFAOYSA-N checkY
  • InChI=1/C11H12O3/c1-8-2-4-9(5-3-8)10(12)6-7-11(13)14/h2-5H,6-7H2,1H3,(H,13,14)
    Key: OEEUWZITKKSXAZ-UHFFFAOYAH
  • O=C(c1ccc(cc1)C)CCC(=O)O
Properties
C11H12O3
Molar mass 192.214 g·mol−1
Appearance White powder
Melting point 129 °C (264 °F; 402 K)
Insoluble
Hazards[1]
Occupational safety and health (OHS/OSH):
Main hazards
Flammable
GHS labelling:
GHS07: Exclamation mark
Warning
H315, H319, H335
P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P332+P313, P337+P313, P362, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

4-(4-Methylphenyl)-4-oxobutanoic acid is an organic carboxylic acid. The preparation of it is used for undergraduate teaching of organic chemistry synthesis.

Preparation[edit]

4-(4-Methylphenyl)-4-oxobutanoic acid can be prepared by a Friedel–Crafts reaction between toluene and succinic anhydride catalyzed by a Lewis acid such as aluminium chloride.[2]

References[edit]

  1. ^ "3-(4-Methylbenzoyl)propionic acid". pubchem.ncbi.nlm.nih.gov.
  2. ^ Preparation of 4-(p-methylphenyl)-4-oxobutanoic acid, Li Cuijuan, Lv Mingquan, Han Shuying, Xu Tanfeng (College of Chemistry and Molecule Engineering, Peking University), College Chemistry, Vol 20. Period 2.