90-33-5
4-甲基伞形酮
+
3082-95-9
(2S,3S,4S,5R)-3,4,5-triacetyloxy-6-methoxyoxane-2-carboxylic acid
→
~27%
1421266-08-1
methyl 4-methylcoumarin-7-yl-2,3,4-tri-O-acetyl-α-L-idopyranuronate
128095-50-1
methyl (2R,3S,4S,5R,6S)-3,4,5-triacetyloxy-6-(4-methyl-2-oxochromen-6-yl)oxyoxane-2-carboxylate