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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2371651Generated: October 30, 2026

Benzyl Bromide → diethyl 7-(hexyloxy)-3,4-dihydro-4-oxo-8-propyl-2H-1-benzopyran-2,2-dipropanoate

https://huagongshe.com/reaction/2371651

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl BromideHCID 7498—
Reactant1-BromohexaneHCID 8101—
Reactantdiethyl 3,4-dihydro-4-oxo-7-hydroxy-8-propyl-2H-1-benzopyran-2,2-dipropanoateHCID 19756625—
Productdiethyl 7-(hexyloxy)-3,4-dihydro-4-oxo-8-propyl-2H-1-benzopyran-2,2-dipropanoateHCID 15157482—

Reaction Steps

The title compound (388 mg) was prepared by the method of Example 18 substituting the title product of Example 1 (406 mg; 1.00 mmol) for the title product of Example 2, and further substituting 1-bromohexane (198 mg, 1.20 mmol for benzyl bromide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05093353
Source datasetuspto-grants-1992_03
ORD IDord-0912d05778ea47eb8ebea8064f95d53a
Source noteuspto-grants-1992_03