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FLUGEL, JOHANN GOTTFRIED - LoveToKnow Article on FLUGEL, JOHANN GOTTFRIED (Site not responding. Last check: 2007-10-14) |
 | | Baeyer by the condensation of phthalic anhydride with resorcin at 195200 C. (Ann., 1876, 183, p. |
 | | Thetworeactingsubstancesareeither heated alone or with zinc chloride for some hours, and the melt obtained is boiled out with water, washed by dilute alcohol, extracted by means of sodium hydrate, and the solution so obtained is precipitated by an acid. |
 | | On fusion with caustic alkali, fluorescein yields resorcin, C,H4(OH)2, and monoresorcin phthalein (dioxybenzoylbenzoic acid), (HO)2C6H,-CO.C H4.COOH. |
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