Structural Formula Vector Image
Title: Chlorthenoxazin(e)
CAS Registry Number: 132-89-8
CAS Name: 2-(2-Chloroethyl)-2,3-dihydro-4H-1,3-benzoxazin-4-one
Additional Names: 2-(b-chloroethyl)-2,3-dihydro-4-oxo-(benzo-1,3-oxazine); 4-oxo-2-(b-chloroethyl)-2,3-dihydrobenzo-1,3-oxazine; 2-(b-chloroethyl)-2,3-dihydro-4-keto-(benzo-1,3-oxazine)
Manufacturers' Codes: AP-67
Trademarks: Valtorin (Boehringer, Ing.); Piroxina; Ossazone; Reumagrip; Ossipirina; Apirazin; Valmorin (Roerig)
Molecular Formula: C10H10ClNO2
Molecular Weight: 211.64
Percent Composition: C 56.75%, H 4.76%, Cl 16.75%, N 6.62%, O 15.12%
Literature References: Prepn: Ohnacker, US 2943087 (1960 to Thomae).
Properties: Crystals from ethanol, mp 146-147° (dec). Sol in chloroform. uv max (chloroform): 297.5 nm. Ingredient of Trigatan, Fiobrol.
Melting point: mp 146-147° (dec)
Absorption maximum: uv max (chloroform): 297.5 nm
Therap-Cat: Antipyretic; analgesic.
Keywords: Analgesic (Non-Narcotic); Antipyretic.
Status: This monograph has been retired and is no longer subject to revision or update.

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