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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1582161Generated: November 4, 2026

Triethylamine → [7-(5,6-Dihydro-4H-pyran-2-yl)-4-methoxy-benzothiazol-2-yl]-carbamic acid methyl ester

https://huagongshe.com/reaction/1582161

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantTris(furan-2-yl)phosphaneHCID 521585—
Reactanttributyl(3,4-dihydro-2H-pyran-6-yl)stannaneHCID 4216837—
Reactant(7-Iodo-4-methoxy-benzothiazol-2-yl)-carbamic acid methyl esterHCID 60117385—
Catalyst(1E,4E)-1,5-diphenylpenta-1,4-dien-3-one; palladiumHCID 6505921—
Solvent1,4-DioxaneHCID 31275—
Product[7-(5,6-Dihydro-4H-pyran-2-yl)-4-methoxy-benzothiazol-2-yl]-carbamic acid methyl esterHCID 86588851—

Reaction Steps

From (7-iodo-4-methoxy-benzothiazol-2-yl)-carbamic acid methyl ester with tributyl-(5,6-dihydro-4H-pyran-2-yl)-stannane, bis(dibenzylideneacetone)palladium, trifurylphosphine and triethylamine in dioxane. ES-MS m/e (%): 321 (M+H+, 100).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06734179B2
Source datasetuspto-grants-2004_05
ORD IDord-90ce4a8777db43cda6ec58b635fd1687
Source noteuspto-grants-2004_05