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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 613148Generated: October 30, 2026

Ethanol → HCID 54681216, compound

https://huagongshe.com/reaction/613148

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantPiperidineHCID 8082—
ReactantCyclopentanethiolHCID 15510—
ReactantHCID 54681503HCID 54681503—
SolventAcetic AcidHCID 176—
ProductHCID 54681216HCID 54681216—

Reaction Steps

The title compound was prepared by Method C using 4-hydroxy-6-(2,3-dihydrobenzo[1,4]dioxin-6-yl)-2H-pyran-2-one (1.00 g, 4.06 mmol), ethanol (15 mL), cyclopropylmethylcarboxaldehyde (0.34 g, 4.06 mmol), cyclopentylthiol (0.83 g, 8.12 mmol), piperidine (1.0 mL), acetic acid (1.0 mL). m.p. 80-82° C.; 1H NMR (400 MHz, DMSO-d6) δ0.03 (m, 2H), 0.33 (m, 2H), 0.64 (m, 1H), 1.28-1.74 (m, 7H), 1.83-2.06 (m, 3H), 3.06 (m, 1H), 4.2 (m, 1H), 4.31 (m, 4H), 6.53 (s, 1H), 7.0 (d, 1H), 7.24 (d, 1H), 7.24 (dd, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06005103
Source datasetuspto-grants-1999_12
ORD IDord-84592bdb4e67490ea4cf7b6616e81f17
Source noteuspto-grants-1999_12