Iodoethane → 5-ethyl-6,7-dihydro-1-benzofuran-4(5H)-one

Beteiligte Stoffe

Rolle	Name	HCID	Einwaage
Edukt	Iodoethane	HCID 6340	—
Edukt	4,5,6,7-Tetrahydro-1-benzofuran-4-one	HCID 2733541	—
Edukt	5-methyl-6,7-dihydro-1-benzothiophen-4(5H)-one	HCID 15411508	—
Produkt	5-ethyl-6,7-dihydro-1-benzofuran-4(5H)-one	HCID 22147457	—

Reaktionsschritte

Following the procedure for the preparation of 5-methyl-6,7-dihydro-1-benzothiophen-4(5H)-one but substituting 6,7-dihydro-1-benzofuran-4(5H)-one and ethyl iodide and making non-critical variations provided the title compound as a oil: 1H NMR (CDCl3) δ 1.00, 1.54, 1.95, 2.29, 2.91, 6.67, 7.3; MS (EI) m/z (rel. intensity) 164 (M+, 36), 164 (36), 136 (90), 135 (24), 108 (76), 88 (13), 86 (69), 84 (99), 80 (58), 52 (21), 51 (57). HRMS (FAB) calcd for C10H12O2+H 165.0916, found 165.0919. Anal. Calcd for C10H12O2: C, 73.15; H, 7.37. Found: C, 72.81; H, 7.60.

Herkunft & Nachweise

DOI	10.6084/m9.figshare.5104873.v1
Patentnummer	US06992087B2
Quelldatensatz	uspto-grants-2006_01
ORD ID	ord-0d68b60a105a4e8bb10cb2f003a779aa
Quellennotiz	uspto-grants-2006_01