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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1686199Generated: November 3, 2026

Cesium carbonate → N-(1-((3,5-dimethylisoxazol-4-yl)methyl)-1H-pyrazol-4-yl)-8-methoxy-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxamide

https://huagongshe.com/reaction/1686199

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactant1,1-DibromoethaneHCID 11201—
ReactantN-(1-((3,5-dimethylisoxazol-4-yl)methyl)-1H-pyrazol-4-yl)-3,4-dihydroxy-5-methoxybenzamideHCID 57422302—
ProductN-(1-((3,5-dimethylisoxazol-4-yl)methyl)-1H-pyrazol-4-yl)-8-methoxy-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxamideHCID 5742232820%

Reaction Steps

Prepared as in Example 4-92 from N-(1-((3,5-dimethylisoxazol-4-yl)methyl)-1H-pyrazol-4-yl)-3,4-dihydroxy-5-methoxybenzamide (Example 4-73), cesium carbonate and dibromoethane. Yield 20%. MS M+H calculated 385.1, found 385.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08148544B2
Source datasetuspto-grants-2012_04
ORD IDord-0009d2f326244df89b35ec226ae71522
Source noteuspto-grants-2012_04