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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1197538Generated: November 2, 2026

Ethyl 6,6a,7,8,9,10-hexahydro-10aH-dibenzo[b,d]pyran-10a-carboxylate → HCID 19107117, compound

https://huagongshe.com/reaction/1197538

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 6,6a,7,8,9,10-hexahydro-10aH-dibenzo[b,d]pyran-10a-carboxylateHCID 19106972—
ReactantPotassium trimethylsilanolateHCID 23668039—
SolventTetrahydrofuranHCID 8028—
ProductHCID 19107117HCID 1910711798.4%

Reaction Steps

A solution of the compound from Example 69 (4.9 g, 18.6 mmol) and potassium trimethylsilanolate (4.5 g) in 75 ml THF was refluxed for 23 hours. Workup as previously described gave the title compound as a white solid (4.25 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05276053
Source datasetuspto-grants-1994_01
ORD IDord-35741bc00c1a4c21b4311f89c52ad69c
Source noteuspto-grants-1994_01