| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to a compound of general formulaand a compound of general formula,where W is chlorine or fluorine, Ris phenyl, optionally substituted with one or more halogen substitutes; and Ris C-Calkyl, or pharmaceutically acceptable salts of said compounds. The invention also relates to a method of producing a compound of formula (II), use of compounds I and II to produce a drub for treating or preventing diseases such as asthma, allergic rhinitis and atopic dermatitis. Also described is a method of treating said diseases, as well as a pharmaceutical composition used to treat allergic diseases such as asthma, allergic rhinitis and atopic dermatitis.EFFECT: novel compounds which can be used in treating allergic diseases such as asthma, allergic rhinitis and atopic dermatitis are obtained and described.15 cl, 6 ex, 3 tbl |
