A main component of ganglioside M5 from egg of the sea urchin, Anthocidaris crassispina, Neu5Gc alpha 2-->6Glc beta 1-->1Cer (1), which has N-glycolyl group in neuraminic acid part, as well as phytosphingosine and saturated nonhydroxy fatty acid in ceramide part was first synthesized starting from N-acetylneuraminic acid.
A main component of ganglioside M5 from egg of the sea urchin, Anthocidaris crassispina, Neu5Gc alpha 2-->6Glc beta 1-->1Cer (1), which has N-glycolyl group in neuraminic acid part, as well as phytosphingosine and saturated nonhydroxy fatty acid in ceramide part was first synthesized starting from N-acetylneuraminic acid.