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CAS No 132-89-8 , 2-(2-chloroethyl)-2,3-dihydro-1,3-benzoxazin-4-one

  • Name: 2-(2-chloroethyl)-2,3-dihydro-1,3-benzoxazin-4-one
  • Synonyms: Reugaril;2-(2-chloroethyl)-2,3-dihydro-1,3-benzoxazin-4-one; Ossipirina; Chlorthenoxazin; Apirazin; Ossazone; Valtorin; Chlorethylbenzmethoxazone; Valmorin; Reumagrip;Chlorthenoxazine;
  • CAS Registry Number:
  • Flash Point: 225.8°C
  • Boiling Point: 449.8°Cat760mmHg
  • Density: 1.253g/cm3
  • Refractive index: 1.541
  • Safety Statements: Moderately toxic by intraperitoneal route. Mildly toxic by ingestion. When heated to decomposition it emits very toxic fumes of Cl− and NOx.
  • Flash Point: 225.8°C
  • EINECS: 205-082-3
  • Molecular Weight: 211.6449
  • InchiKey: YEKMWXFHPZBZLR-UHFFFAOYSA-N
  • InChI: InChI=1S/C10H10ClNO2/c11-6-5-9-12-10(13)7-3-1-2-4-8(7)14-9/h1-4,9H,
    5-6H2,(H,12,13)
  • Molecular Formula: C10H10ClNO2
  • Molecular Structure:CAS No:132-89-8 2-(2-chloroethyl)-2,3-dihydro-1,3-benzoxazin-4-one

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References of 2-(2-chloroethyl)-2,3-dihydro-1,3-benzoxazin-4-one
Title: Chlorthenoxazin(e)
CAS Registry Number: 132-89-8
CAS Name: 2-(2-Chloroethyl)-2,3-dihydro-4H-1,3-benzoxazin-4-one
Synonyms: 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.