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CAS No 525-82-6 , 2-phenylchromen-4-one

  • Name: 2-phenylchromen-4-one
  • Synonyms: 2-Phenyl-4H-chromen-4-one; 525-82-6; 2-Phenyl-4-chromone;2-phenylchromen-4-one; 2-Phenyl-4-benzopyron;2-Phenylchromone; 2-phenylchromen-4-one;
  • CAS Registry Number:
  • Flash Point: 171.1°C
  • Boiling Point: 185 °C / 1mmHg
  • Density: 1.239g/cm3
  • Refractive index: 1.635
  • Safety Statements: Poison by intraperitoneal route. Moderately toxic by ingestion and subcutaneous routes. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
  • Hazard Symbols: Xi
  • Flash Point: 171.1°C
  • EINECS: 208-383-8
  • Molecular Weight: 222.2387
  • InchiKey: VHBFFQKBGNRLFZ-UHFFFAOYSA-N
  • InChI: InChI=1S/C15H10O2/c16-13-10-15(11-6-2-1-3-7-11)17-14-9-5-4-8-12(13)14/
    h1-10H
  • Risk Statements: S24/25:Avoidcontactwithskinandeyes.;
  • Molecular Formula: C15H10O2
  • Molecular Structure:CAS No:525-82-6 2-phenylchromen-4-one
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525-82-6 FLAVONE 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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525-82-6 Flavone

  • Flavone2-Phenylchromone, 97%
  • United States INDOFINE Chemical Co., Inc. [Manufacturer]
  • Tel: (908) 359-6778
  • Fax: (908) 359-1179
  • Address: 121 Stryker Lane
    Bldg 30, Suite 1
    Hillsborough, NJ 08844 null,nullUnited States
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525-82-6 Flavone

  • Flavone
  • 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,nullHong kong
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525-82-6 Flavone, 99%

  • Flavone, 99%
  • Belgium Alkemi [Manufacturer]
  • Tel: +32 9 340 49 49
  • Fax: +32 9 340 49 47
  • Address: Poststraat, 82 B-9160 Lokeren Belgium null,nullBelgium
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525-82-6 FLAVONE

  • FLAVONE, 99+%
  • United States INTERNATIONAL LABORATORY LIMITED [Manufacturer]
  • Tel: ( 650 ) 278-9963
  • Fax: ( 650 ) 589-2786
  • Address: 1067 SNEATH LN SAN BRUNO CA 94066, USA SAN BRUNOUNITED STATES SAN BRUNO,nullUnited States
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525-82-6 FLAVONE(RG)

  • FLAVONE(RG)2-Phenylchromone
  • United States ChromaDex Inc. [Manufacturer]
  • Tel: 949-419-0288
  • Fax: 949-419-0294
  • Address: ChromaDex Inc.
    10005 Muirlands Blvd. Suite G - First Floor
    Irvine, CA 92618 null,nullUnited States
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525-82-6 Flavone

  • Flavone, 99%
  • China Facus Pharmaceutical Co., Ltd. [Manufacturer]
  • Tel: +86-(0)574-62378411
  • Fax: +86-(0)574-62378410
  • Address: 24Fl,Yuanjing Building,Beilun District, Zhejiang 315800 NingboCHINA Ningbo,nullChina
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525-82-6 Flavone

  • Flavone
  • Germany Paragos [Manufacturer]
  • Tel: +49 69 41 09 21 91
  • Fax: +49 69 42 69 45 85
  • Address: Alt Fechenheim 3460386 Frankfurt/MainGERMANY Frankfurt/Main,nullGermany
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525-82-6 Flavone

  • Flavone2-Phenylchromone
  • Switzerland Biosynth AG [Manufacturer]
  • Tel: +41 71 858 20 20/ 630.305.8400 (USA)
  • Fax: +41 71 858 20 30
  • Address: BIOSYNTH AG
    Rietlistrasse 4
    9422 Staad / Switzerland
    Phone: +41 (0)71 858 20 20
    Fax: +41 (0)71 858 20 30 null,nullSwitzerland
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525-82-6 Flavone

  • Flavone2-Phenyl-4H-1-benzopyran-4-one2-Phenylchromon
  • Germany Merck Schuchardt OHG [Manufacturers]
  • Tel: +49-(8102)-802-0
  • Fax: +49-(8102)-802-175
  • Address: Eduard-Buchner-Str. 14-20, Hohenbrunn 85662, Hohenbrunn,HohenbrunnGermany
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References of 2-phenylchromen-4-one
Title: Flavone
CAS Registry Number: 525-82-6
CAS Name: 2-Phenyl-4H-1-benzopyran-4-one
Synonyms: 2-phenylchromone; 2-phenyl-g-benzopyrone; 2-phenyl-1,4-benzopyrone
Molecular Formula: C15H10O2
Molecular Weight: 222.24
Percent Composition: C 81.07%, H 4.54%, O 14.40%
Literature References: Prepn: Feuerstein, Kostanecki, Ber. 31, 1757 (1898); Kostanecki, Tambor, Ber. 33, 330 (1900); Kostanecki, Szabranski, Ber. 37, 2634 (1904); Ruhemann, Ber. 46, 2192 (1913); Bogert, Marcus, J. Am. Chem. Soc. 41, 89 (1919). Isoln from Primula malacoides, Franch., Primulaceae and biological properties: Weller et al., Antibiot. Chemother. 3, 603 (1953). Syntheses: Wheeler, Org. Synth. coll. vol. IV, 478 (1963); Y. Ashihara et al., Bull. Chem. Soc. Jpn. 50, 3298 (1977); A. Banerji, N. C. Goomer, Synthesis 1980, 874.
Properties: Crystals from petr ether, mp 99-100°. Practically insol in water. Sol in most organic solvents. Absorption max: 350, 405 nm.
Melting point: mp 99-100°
Absorption maximum: Absorption max: 350, 405 nm