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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 389292Generated: November 1, 2026

2,2-diethoxy-1-(5-(2-(tetrahydro-2H-pyran-2-yloxy)propan-2-yl)-2-thioxo-1,3-dithiol-4-yl)ethanone → 4-(Diethoxymethyl)-4-hydroxy-6,6-dimethyl-4,6-dihydro-[1,3]dithiolo[4,5-c]furan-2-thione

https://huagongshe.com/reaction/389292

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,2-diethoxy-1-(5-(2-(tetrahydro-2H-pyran-2-yloxy)propan-2-yl)-2-thioxo-1,3-dithiol-4-yl)ethanoneHCID 86671375—
SolventDichloromethaneHCID 6344—
Product4-(Diethoxymethyl)-4-hydroxy-6,6-dimethyl-4,6-dihydro-[1,3]dithiolo[4,5-c]furan-2-thioneHCID 86671376—

Reaction Steps

10 mg (0.024 mmol) of 2,2-diethoxy-1-(5-(2-(tetrahydro-2H-pyran-2-yloxy)propan-2-yl)-2-thioxo-1,3-dithiol-4-yl)ethanone 5 was dissolved in 5 mL of CH2Cl2 containing 0.1 mL CF3COOH. The reaction mixture was stirred for 12 hours, washed with 20 mL of saturated solution of NaHCO3 and, the organic layer was separated and dried in vacuum to yield the target compound 4 as a solid material. Yield: 7.2 mg (0.02 mmol, 90%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08378123B2
Source datasetuspto-grants-2013_02
ORD IDord-6673f3f81b574d249eb60b8da275461d
Source noteuspto-grants-2013_02