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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1818544Generated: October 31, 2026

Hydrochloric Acid → HCID 178466790, compound

https://huagongshe.com/reaction/1818544

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium HydroxideHCID 14797—
ReactantHCID 86620600HCID 86620600—
SolventAcetoneHCID 180—
SolventWaterHCID 962—
ProductHCID 178466790HCID 178466790—

Reaction Steps

Heat a solution of 3-[[4-(4-acetyl-3-hydroxy-2-methyl-phenoxymethyl)-phenyl]-(tetrahydro-pyran-2-yloxy)-methyl]-benzoic acid thiosemicarbazide (1.20 g, 2.04 mmol) and potassium hydroxide (0.228 g, 4.08 mmol) in acetone (5.0 mL) and water (5.0 mL) overnight. Acidify with 2N hydrochloric acid and extract with ethyl acetate (5×). Combine organic layers and wash with brine, dry, and concentrate to afford the title compound which was used without further purification (1.12 g, 2.04 mmol, 99%). MS (m/z): 544 (M−H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07598423B2
Source datasetuspto-grants-2009_10
ORD IDord-0a200f6ed50b47c3a833dfb8332d727d
Source noteuspto-grants-2009_10