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CAS No 82-05-3 , benzo[a]phenalen-7-one

  • Name: benzo[a]phenalen-7-one
  • Synonyms: 82-05-3; BENZANTHRONE; benzanthrone; 1,9-Benzanthrone; Naphthanthrone; MS-Benzanthrone;Benzanthrenone; DYE; Mesobenzanthrone; 7H-Benz[de]anthracen-7-one;benzo[a]phenalen-7-one;
  • CAS Registry Number:
  • Melting Point: 170 ºC
  • Density: 1.286 g/cm3
  • Refractive index: 1.734
  • Water Solubility: soluble in alcohol
  • Safety Statements: Poison by intraperitoneal route. Skin and eye irritant. Combustible when heated. Incompatible with nitrobenzene and potassium hydroxide. When heated to decomposition it emits acrid smoke and irritating fumes.
  • Hazard Symbols: Xi: Irritant;
  • EINECS: 201-393-3
  • Molecular Weight: 230.2607
  • InchiKey: HUKPVYBUJRAUAG-UHFFFAOYSA-N
  • InChI: InChI=1S/C17H10O/c18-17-14-8-2-1-7-12(14)13-9-3-5-11-6-4-10-15(17)16(11)
    13/h1-10H
  • Risk Statements: S24/25:Avoidcontactwithskinandeyes.;
  • Molecular Formula: C17H10O
  • Molecular Structure:CAS No:82-05-3 benzo[a]phenalen-7-one
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82-05-3 Benzanthrone

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82-05-3 7H-Benz[de]anthracen-7-one

  • 7H-Benz[de]anthracen-7-one
  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany null,nullGermany
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82-05-3 7H-Benz[de]anthracen-7-one, (Benzanthrone)

  • 7H-Benz[de]anthracen-7-one, (Benzanthrone)
  • Germany CHEMOS GmbH [Manufacturer]
  • Tel: 0049 9402/9336 0
  • Fax: 0049 9402/9336 13
  • Address: CHEMOS GmbH
    Werner-von-Siemensstr. 3
    93128 Regenstauf
    Germany null,nullGermany
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82-05-3 BENZANTHRONE 99%

  • BENZANTHRONE 99%
  • Hong kong Advanced Technology & Industrial Co., Ltd. [Manufacturer]
  • Tel: (852) 2390 2293/ (852) 2394 5546
  • Fax: (852) 2789 8314
  • Address: Unit B, 1/F., Cheong Shing Bldg.,
    17 Walnut St., Tai Kok Tsui, Kln,
    Hong Kong null,nullHong kong
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References of benzo[a]phenalen-7-one
Title: Benzanthrone
CAS Registry Number: 82-05-3
CAS Name: 7H-Benz[de]anthracen-7-one
Molecular Formula: C17H10O
Molecular Weight: 230.26
Percent Composition: C 88.67%, H 4.38%, O 6.95%
Literature References: Prepd by heating a reduction product of anthraquinone with sulfuric acid and glycerol: Macleod, Allen, Org. Synth. 14, 4 (1934); cf. US 1626392 (1927). Review of toxicology: G. B. Singh et al., J. Sci. Ind. Res. 49, 288-296 (1990).
Properties: Pale yellow needles from alcohol or xylene. mp 170°. Absorption spectrum: Clar, Ber. 65, 846 (1932). Solubility at 20° = 0.52 g in 100 g glacial acetic acid; 1.61 g in 100 g benzene; 2.05 g in 100 g chlorobenzene. Solution in H2SO4 is orange with green fluorescence. LD50 in albino rabbits: >3 g/kg dermally; LD50 in rats, mice (g/kg): 1.5, 0.29 i.p. (Singh).
Melting point: mp 170°
Toxicity data: LD50 in albino rabbits: >3 g/kg dermally; LD50 in rats, mice (g/kg): 1.5, 0.29 i.p. (Singh)
Use: Manufacture of dyes.