bromo,pyran,carboxylic,2h-pyran,2h-pyran-5-carboxylic
2H-Pyran-5-carboxylic
52077-55-1(2S,3E,4S)-4-{2-[2-(3,4-dihydroxyphenyl)ethoxy]-2-oxoethyl}-3-ethylidene-2-(beta-D-glucopyranosyloxy)-3,4-dihydro-2H-pyran-5-carboxylic acid
74474-42-3(2S)-3α-Vinyl-2β-(β-D-glucopyranosyloxy)-3,4-dihydro-4α-[[(2S,6S)-tetrahydro-6-[4-(4-hydroxyphenyl)-2-oxobutyl]-4-oxo-2H-pyran-2-yl]methyl]-2H-pyran-5-carboxylic acid methyl ester