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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 38949Generated: October 28, 2026

Ethanolamine → HCID 44468240, compound

https://huagongshe.com/reaction/38949

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolamineHCID 700—
Reactant[(2R)-5-chloro-7-(methylsulfonyl)-2,3-dihydro-1,4-benzodioxin-2-yl]methyl 4-methylbenzenesulfonateHCID 86652939—
SolventAcetonitrileHCID 6342—
ProductHCID 44468240HCID 44468240—

Reaction Steps

Preparation according to Example 57 using [(2R)-5-chloro-7-(methylsulfonyl)-2,3-dihydro-1,4-benzodioxin-2-yl]methyl 4-methylbenzenesulfonate (0.027 g, 0.062 mmol), 2-aminoethanol (0.5 ml), ACN (3 ml). 1H-NMR (400 MHz, MeOD): δ 7.57 (1H, d, J 2.3), δ 7.46 (1H, d, J 2.3), δ 4.59 (1H, dd, J 11.6, 2.4), δ 4.42 (1H, m), δ 4.21 (1H, dd, J 11.6, 7.4), δ 3.71 (2H, t, J 5.3), δ 3.14 (3H, s), δ 2.97 (2H, d, J 5.8), δ 2.82 (3H, m) ppm (J-values are in Hz and shifts relative to solvent-peak at δ 4.8 ppm).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08524766B2
Source datasetuspto-grants-2013_09
ORD IDord-14a0afc76fbc475785e673e797e73ec4
Source noteuspto-grants-2013_09