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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

  • China Chemrio International Limited [Manufacturer]
  • Tel: +86 574 2789 1268/ +86-139 5789 5864 (mobile)
  • Fax: +86 574 2789 1266
  • Address: Chemrio International Limited
    Room 611-612, Wante Business Center
    No.487 Yangmuqi Road,
    Hi-tech Park Ningbo, 315040,China ,China
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82-05-3 Purified Benzanthrone

  • United States HBCChem, Inc. [Manufacturers]
  • Tel: +1-510-219-6317
  • Fax: +1-510-675-0318
  • Address: Union City,CaliforniaUnited States
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82-05-3 Benzanthrone

  • Benzanthrone
  • Hong kong Frapp's Pharma (Hongkong) Co.,Ltd [Manufacturer]
  • Tel: +852 8130 0917
  • Fax: +852 8130 0927
  • Address: Room 801,Mongkok Harbour Centre,638 Shanghai Street,Mongkok,Kowloon,Hongkang518001 MongkokHONG KONG Mongkok,Hong kong
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82-05-3 1,9-Benz-10-anthrone

  • 1,9-Benz-10-anthrone
  • China Shenzhen sailing chemical Co.,Ltd [Manufacturer]
  • Tel: 86-755-26415005
  • Fax: 86-755-26412646
  • Address: 1-403 Bei tou hao yuan Nanxing Road Nanshan District Shenzhen, Guangdong 518051 shenzhenCHINA shenzhen,China
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82-05-3 Benzanthrone

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82-05-3 Benzanthrone

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82-05-3 Benzanthrone

  • China Betapharma(Shanghai)Co., Ltd. []
  • Tel: +86-(21)-33538380
  • Fax: +86-(21)-32082820
  • Address: No.17#-6D. 830 Lane, Maotai Road, Shanghai 200336, ,China
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82-05-3 Benzanthrone

  • United States Parchem Trading [Manufacturer]
  • Tel: 914.654.6800
  • Fax: 914.654.6899
  • Address: Parchem Trading Ltd.
    415 Huguenot Street
    New Rochelle, NY 10801 ,United States
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82-05-3 7H-benzo[de]anthracen-7-one

  • 7H-benzo[de]anthracen-7-one
  • China Dynastay Colourants Co. Ltd [Manufacturer]
  • Tel: +86 574 27862090
  • Fax: +86 574 27862092
  • Address: 21f, lingqiao square, 31 yaohang street315000 NingboCHINA Ningbo,China
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82-05-3 BENZANTHRONE

  • Norway Chiron AS [Manufacturer]
  • Tel: +47 73 87 44 90
  • Fax: +47 73 87 44 99
  • Address: Chiron AS
    Stiklestadveien 1
    N-7041 Trondheim
    Norway ,Norway
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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.