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Phenylacetamide derivatives
 A phenylacetamide derivative of formula (I) have potent analgesic and anti-inflammatory activities and exhibit less irritability and toxicity: ##STR1## wherein, X, Y, W, n, m and Ar are as defined in the specification. 
Korea Research Institute of Chemical Technology
C C A A
C07C C07C A61P A61P
inventional inventional inventional inventional
Kwang-Sook Jae-Hong Yeon-Joo Churl-Min Young-Sik Jong-Cheol Seung-Won Jae-Yang Bu-Yeon No-Sang Jin-Il
Lee Kim Choi Seong Jung Lee Choi Kong Lee Park Choi