38196-02-0Relevant articles and documents
2-Phenyl-5-benzoxazolylalkanoic acid purification process
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, (2008/06/13)
Crude preparations of 2-phenyl-5-benzoxazolylalkanoic acids are purified by forming the ammonium salt thereof in an organic solvent and thermally reconverting the separated ammonium salt to the acid. Gaseous ammonia is a by-product.
2,5 OR 2,6 Disubstituted benzoxazoles
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, (2008/06/13)
5- or 6-Substituted benzoxazole propionic or acetic acid derivatives, substituted in the 2-position of the oxazole nucleus by a group of the formula AR4 wherein A is --CH2 --, --CO--, --CHOR--, or --NR--, wherein R is hydrogen, Csub