2',4'-Dihydroxy-3'-propylacetophenone → methyl 3-[7-[3-(4-acetyl-3-hydroxy-2-propylphenoxy)propoxy]-3,4-dihydro-2-methyl-8-propyl-2H-1-benzopyran-2-yl]propanoate

Participants

Role	Name	HCID	Charge
Reactant	2',4'-Dihydroxy-3'-propylacetophenone	HCID 2775198	—
Reactant	methyl 3-[7-(3-bromopropoxy)3,4-dihydro-2-methyl-8-propyl-2H-1-benzopyran-2-yl]propanoate	HCID 14882983	—
Product	methyl 3-[7-[3-(4-acetyl-3-hydroxy-2-propylphenoxy)propoxy]-3,4-dihydro-2-methyl-8-propyl-2H-1-benzopyran-2-yl]propanoate	HCID 13920777	—

Reaction Steps

The title compound mp. 53°-55°, was prepared by the method of Example 6 using the product of Example 11 and 2,4-dihydroxy-3-propylacetophenone as starting materials. Structure assignment was confirmed by nmr and infrared spectra and by elemental analysis.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US04778903
Source dataset	uspto-grants-1988_10
ORD ID	ord-025c7d67f029400d894ae6b7d0791cf1
Source note	uspto-grants-1988_10