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ChemicalBook CAS DataBase List 2-(5-METHYL-2-PHENYL-1,3-OXAZOL-4-YL)ACETIC ACID
107367-98-6

2-(5-METHYL-2-PHENYL-1,3-OXAZOL-4-YL)ACETIC ACID synthesis

10synthesis methods
-

Yield: 44%

Reaction Conditions:

with potassium hydroxide in ethanol;water

Steps:

31.c (c)
(c) 2-(5-methyl-2-phenyloxazol-4-yl)acetic acid (84) KOH (1.79 g, 31.8 mmole) was added to a solution of 4-(2-Cyanoethyl)-5-methyl-2-phenyloxazole (83) (1.5 g, 7.07 mmole) in ethanol/H2O at room temperature. The mixture was then heated at reflux for 20 hours. The solvent was removed at reduced pressure. The residue was dissolved in H2O, washed with ether, and the aqueous layer was acidified with 1 N HCl. The product was collected by filtration and dried to give a white powder. 0.7 g (44% yield).

References:

Bigge, Christopher Franklin;Bridges, Alexander James;Casimiro-Garcia, Agustin;Fakhoury, Stephen Alan;Lee, Helen Tsenwhei;Reed, Jessica;Schaum, Robert;Schlosser, Kevin Matthew;Sexton, Karen;Zhou, Hairong US2003/171377, 2003, A1

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