α-D-xylopyranosyl azide

cis-3-methyl-5-(phenylthio)-4,5,7,7a-tetrahydro-2H-furo[2,3-c]pyran-2-one

7a-bromo-3-methyl-5-(phenylthio)-4,5,7,7a-tetrahydro-2H-furo[2,3-c]pyran-2-one

(R)-3-hydroxy-2H-pyran-4-one

(2S,3R,4R,5R)-2-(benzyloxy)-4,5-bis((triethylsilyl)oxy)tetrahydro-2H-pyran-3-yl 4-methoxybenzoate