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CAS No 495-45-4 , 2-Buten-1-one,1,3-diphenyl-

  • Name: 2-Buten-1-one,1,3-diphenyl-
  • Synonyms: b-Methylstyryl phenyl ketone; b-Methylchalcone; Dypnone(6CI); 1,3-Diphenyl-2-buten-1-one; NSC 2063;2-Buten-1-one,1,3-diphenyl-;Chalcone, b-methyl- (7CI,8CI);
  • CAS Registry Number:
  • Flash Point: 150.1 ºC
  • Boiling Point: 342.5 ºC at 760 mmHg
  • Density: 1.06 g/cm3
  • Refractive index: 1.586
  • Safety Statements: Moderately toxic by ingestion. Mildly toxic by skin contact. A skin and eye irritant. Flammable liquid when exposed to heat or flame; can react with oxidizing materials. To fight fire, use alcohol foam; CO2, dry chemical. Used as a sunscreen. When heated to decomposition it emits acrid smoke and irritating fumes. See also KETONES.
  • Flash Point: 150.1 ºC
  • EINECS: 207-801-6
  • Molecular Weight: 222.30
  • InChI: InChI=1/C16H14O/c1-13(14-8-4-2-5-9-14)12-16(17)15-10-6-3-7-11-15/h2-12H,1H3/b13-12-
  • Molecular Formula: C16H14 O
  • Molecular Structure:CAS No:495-45-4 2-Buten-1-one,1,3-diphenyl-

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495-45-4 Dypnone

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495-45-4 Dypnone

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495-45-4 1,3-DIPHENYL-2-BUTEN-1-ONE

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References of 2-Buten-1-one,1,3-diphenyl-
Title: Dypnone
CAS Registry Number: 495-45-4
CAS Name: 1,3-Diphenyl-2-buten-1-one
Synonyms: b-methylchalcone
Molecular Formula: C16H14O
Molecular Weight: 222.28
Percent Composition: C 86.45%, H 6.35%, O 7.20%
Literature References: Prepd by self-condensation of acetophenone in the presence of aluminum tert-butoxide: Adkins, Cox, J. Am. Chem. Soc. 60, 1151 (1938); W. Wayne, H. Adkins, Org. Synth. coll. vol. III, 367 (1955). Use as sunscreen: Ind. Eng. Chem. 46, 15A (July 1954). Toxicity study: H. F. Smyth et al., J. Ind. Hyg. Toxicol. 31, 60 (1949).
Properties: Liquid. d415 1.1080. nD20 1.6343. bp760 340-345° (partial decompn); bp22 225°; bp1.0 150-155°. Insol in water. Sol in alcohol, ether. LD50 orally in rats: 3.6 g/kg (Smyth).
Boiling point: bp760 340-345° (partial decompn); bp22 225°; bp1.0 150-155°
Index of refraction: nD20 1.6343
Density: d415 1.1080
Toxicity data: LD50 orally in rats: 3.6 g/kg (Smyth)
Use: Sunscreen.