2,3-Dihydro-naphtho(2,3-b)-p-dioxin-2-methanol 4-19-00-00885 (Beilstein Handbook Reference) 56479-12-0 BRN 0227838 NAPHTHO(2,3-b)-p-DIOXIN-2-METHANOL, 2,3-DIHYDRO- Naphtho(2,3-b)-p-dioxan-2-methanol