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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1772038Generated: November 4, 2026

Lithium Hydroxide → HCID 68089460, compound

https://huagongshe.com/reaction/1772038

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
Reactant1,4-Benzodioxin-6-carboxylic acid, 2,3-dihydro-5-nitro-, ethyl esterHCID 68089408—
SolventWaterHCID 962—
SolventAcetonitrileHCID 6342—
ProductHCID 68089460HCID 68089460—

Reaction Steps

A mixture of ethyl 5-nitro-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxylate (4.30 g, 17.0 mmol) and lithium hydroxide (2.86 g, 68 mmol) in acetonitrile (20 mL) and water (20 mL) was stirred at room temperature for 6 h. The acetonitrile was then removed, and the resulting mixture was extracted with EtOAc (100 mL×2). The extracts were combined and dried, and the solvent removed. The crude product was used in the next step without further purification. ESI MS: m/z 226 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09249162B2
Source datasetuspto-grants-2016_02
ORD IDord-74acdf50c799406cbfe1b49cf7777a35
Source noteuspto-grants-2016_02