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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2427639Generated: October 30, 2026

Phthalide → HCID 57949759, compound

https://huagongshe.com/reaction/2427639

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhthalideHCID 6885—
ReactantBenzenebutanamineHCID 83242—
SolventEthyl acetate hexaneHCID 21226206—
ProductHCID 57949759HCID 5794975911%

Reaction Conditions

Temperature150 °C

Reaction Steps

A mixture of phthalide (0.268 g, 2 mmol) and 4-phenyl-butylamine (0.316 mL, 2 mmol) was stirred at 150° C. for 16 h. Workup and silica gel column chromatography (2:1 hexane-ethyl acetate) afforded 2-(4-phenyl-butyl)-2,3-dihydro-isoindol-1-one (0.055 g, 11%). 1H NMR (300 MHz, CDCl3): δ (ppm) 1.70 (m, 4H), 2.71 (t, 2H), 3.66 (t, 2H), 4.31 (s, 2H), 7.14-7.56 (m, 8H), 7.82 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07968570B2
Source datasetuspto-grants-2011_06
ORD IDord-353fc50144724dbdab87b494d9b0f86f
Source noteuspto-grants-2011_06