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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 62117Generated: October 27, 2026

Potassium Bromide → HCID 71277736, compound

https://huagongshe.com/reaction/62117

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium BromideHCID 253877—
Reactant2,3-Dihydro-1-benzofuran-5-amineHCID 3841102—
ReactantHCID 178484237HCID 178484237—
SolventEthyl AcetateHCID 8857—
ProductHCID 71277736HCID 7127773695%

Reaction Steps

Prepared from VII and 2,3-dihydro-1-benzofuran-5-amine. Flash chromatography eluent (EtOAc). Yield: 95%; yellow solid; mp 216° C.; IR (KBr) νmax/cm−1 2894, 2853, 2228, 1643, 1609, 1579, 1484, 1467, 1376, 1353, 1306, 1269, 1219, 1192, 1164, 1123, 978, 941, 881, 814; 1H NMR (300 MHz, DMSO-d6) δ 8.49 (d, 1H, J=8.7 Hz), 8.10 (s, 1H), 7.75 (d, 1H, J=8.7 Hz), 7.22 (m, 1H), 7.04 (s, 1H), 6.78 (m, 1H), 4.53 (t, 2H, J=8.7 Hz), 3.20 (t, 1H, J=8.7 Hz); HRMS calcd for C18H12N5OS (M+H+): 346.0763, found 346.0762.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09446044B2
Source datasetuspto-grants-2016_09
ORD IDord-886cd0ab74064f7c9da2860b934dd2e3
Source noteuspto-grants-2016_09