(R)-4-((1R,4Z,8Z,13R,15R)-15-methoxy-5-methyl-3-oxo-2,14-dioxa-bicyclo[11.3.1]heptadeca-4,8-dien-15-yl)-3-(4-methoxybenzyl)thiazolidin-2-one → (Z)-((2R,4R,6R)-2-Hydroxy-2-((R)-2-oxothiazolidin-4-yl)-6-phenethyl-tetrahydro-2H-pyran-4-yl) 3-Methylhepta-2,6-dienoate

Participants

Role	Name	HCID	Charge
Reactant	(R)-4-((1R,4Z,8Z,13R,15R)-15-methoxy-5-methyl-3-oxo-2,14-dioxa-bicyclo[11.3.1]heptadeca-4,8-dien-15-yl)-3-(4-methoxybenzyl)thiazolidin-2-one	HCID 59644077	—
Reactant	(Z)-((2R,4R,6R)-2-Methoxy-2-((R)-3-(4-methoxybenzyl)-2-oxothiazolidin-4-yl)-6-phenethyl-tetrahydro-2H-pyran-4-yl) 3-Methylhepta-2,6-dienoate	HCID 59644081	—
Product	(Z)-((2R,4R,6R)-2-Hydroxy-2-((R)-2-oxothiazolidin-4-yl)-6-phenethyl-tetrahydro-2H-pyran-4-yl) 3-Methylhepta-2,6-dienoate	HCID 24888315	—

Reaction Steps

Application of the method shown in Example 46, with the modification that (Z)-((2R,4R,6R)-2-methoxy-2-((R)-3-(4-methoxybenzyl)-2-oxothiazolidin-4-yl)-6-phenethyl-tetrahydro-2H-pyran-4-yl) 3-methylhepta-2,6-dienoate is substituted for (R)-4-((1R,4Z,8Z,13R,15R)-15-methoxy-5-methyl-3-oxo-2,14-dioxa-bicyclo[11.3.1]heptadeca-4,8-dien-15-yl)-3-(4-methoxybenzyl)thiazolidin-2-one, affords the title compound.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US07666861B2
Source dataset	uspto-grants-2010_02
ORD ID	ord-3b3ac16f3033493cad0373289383f19f
Source note	uspto-grants-2010_02