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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2105769Generated: October 31, 2026

Hydrochloric Acid → HCID 68839395, compound

https://huagongshe.com/reaction/2105769

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 68838780HCID 68838780—
SolventWaterHCID 962—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 68839395HCID 6883939594.9%

Reaction Steps

To a solution of 2.3 g of 1-cyclohexylmethyl-5-(2,5-dimethoxy-phenyl)-2-methyl-1H-pyrrole-3-carboxylic acid methyl ester in dioxane (50 ml) and water (50 ml) was added 18.8 ml of a 1N solution of sodium hydroxide. The reaction mixture was heated at reflux for 16 hours. After such time the reaction mixture was allowed to cool down to room temperature before being neutralized with 18.8 ml of a 1N solution of hydrochloride acid. Dioxane was distilled off and the precipitate was then filtered and washed with water to give 2.1 g of the title compound; MS (ISP) 356.3 (M−H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07579369B2
Source datasetuspto-grants-2009_08
ORD IDord-6b643e51b47546fd8f1fb39a99607140
Source noteuspto-grants-2009_08