Date	Severity	Status	Feedback
Dec 12 2011 10:02PM	Normal	Acknowledged	Please correct RNs to corresponding structures: CAS Registry Number: 493-09-4 C8 H8 O2 1,4-Benzodioxin, 2,3-dihydro-1,4-Benzodioxan; 1,2-(Ethylenedioxy)benzene; 2,3-Dihydro-1,4-benzodioxin; 2,3-Dihydrobenzo[1,4]dioxine; Benzene, 1,2-[1,2-ethanediylbis(oxy)]-; Ethylene o-phenylene dioxide; NSC 406705; Pyrocatechol ethylene ether CAS Registry Number: 129421-32-5 C7 H7 N O2 2,3-dihydro-1,4-Dioxino[2,3-b]pyridine Thank you for your feedback we have curated this record to remove the incorrect registry number.