百科

4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

CAS号：251354-73-1

英文名：4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

分子式：C20H25BrO8

分子量：473.312

合成路线

(+)-L-noviose

4-(2-Bromo-ethoxy)-7-hydroxy-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-hydroxy-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-(tert-butyl-diphenyl-silanyloxy)-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-(tert-butyl-diphenyl-silanyloxy)-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

4-(2-Bromo-ethoxy)-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one

上游原料

4-(2-Bromo-ethoxy)-7-(tert-butyl-diphenyl-silanyloxy)-8-methyl-chromen-2-one 4-(2-Bromo-ethoxy)-7-hydroxy-8-methyl-chromen-2-one (+)-L-noviose

下游产品

5-Methyl-1H-pyrrole-2-carboxylic acid (3R,4S,5R,6R)-6-[4-(2-bromo-ethoxy)-3-chloro-8-methyl-2-oxo-2H-chromen-7-yloxy]-5-hydroxy-3-methoxy-2,2-dimethyl-tetrahydro-pyran-4-yl ester 4-(2-Bromo-ethoxy)-3-chloro-7-((2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyl-tetrahydro-pyran-2-yloxy)-8-methyl-chromen-2-one 5-Methyl-1H-pyrrole-2-carboxylic acid (3R,4S,5R,6R)-6-[4-(2-azido-ethoxy)-8-methyl-2-oxo-2H-chromen-7-yloxy]-5-hydroxy-3-methoxy-2,2-dimethyl-tetrahydro-pyran-4-yl ester