Gangliosides having fluorescent-tagged ceramide moieties

摘要

The invention provides a compound represented by the following formula (I) ;wherein m is an integer of 2-15; n is an integer of 0-12; R represents a sugar chain or a derivative thereof; R′ represents a general formula (II) ;(wherein p is an integer of 0-4, q is an integer of 0-5; r is an integer of 2-5; R¹² and R¹³ are the same or different and each represents a hydrogen atom, a lower alkyl group, an aliphatic acyl group, a nitro group or a nitrile group), R¹ represents a hydrogen atom or a protective group of carboxylic acid, R², R⁴ and R⁵ are the same or different and each represents a hydrogen atom, an aliphatic or aromatic acyl group; R³ represents an acetyl group, a glycolyl group or a trifluoroacetyl group; useful as reagent for detecting influenza virus A.