Cheiljedang Corp.

Cj Corporation

Hyung Ok Chun

Jong Hoon Kim

Ji Young Noh

Hyung Chul Ryu

Il Hwan Cho

Sang Wook Park

Jee Woong Lim

So Young Wang

Sung Hak Lee

Sang Jin Park

Sung Hak Jung

Dong Hyun Ko

Myeong Yun Chae

Hyun Jung Park

Je Hak Kim

Young Mee Chung

Je Kyoung Kim

Jie Eun Park

Kyoung Rae Kang

Taerho Kim

Eun Young Lee

Ii Hwan Cho

A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided:  wherein: Rrepresents naphthyl, indolyl, benzofuranyl, benzothienyl, benzimidazolyl, benzothiazolyl, benzotriazolyl, benzooxazolyl, quinolinyl, or isoquinolinyl; wherein, Ris optionally substituted at a substitutable position with one or more radicals independently selected from halogen, hydroxy, nitro, C-Calkyl, C-Chaloalkyl, C-Calkoxy, C-Chaloalkoxy, cyano, amino, monoalkylamino, and dialkylamino; Rrepresents methyl or amino; and A, B, E, and D each independently represent carbon or nitrogen.

1,2,4-triazole derivative, method for preparing the same, and pharmaceutical composition containing the same

A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided:

3,4-dihydro-1H-naphthalene derivatives as a highly selective cyclooxygenase-2 inhibitor

1H-indole derivatives as a highly selective cyclooxygenase-2 inhibitor

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Gyeonggi-do, South Korea

Hyung Ok Chun