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CAS No 552-58-9 , Eriodictyol

  • Name: Eriodictyol
  • Synonyms: Eriodictyol;(S)-2-(3,4-Dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-4-benzopyrone;
  • CAS Registry Number:
  • Density: 1.586 g/cm3
  • Refractive index: 1.724
  • Water Solubility: 0.366 mg/mL [Predicted by ALOGPS
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • EINECS: 209-016-4
  • Molecular Weight: 288.25
  • InChI: InChI=1S/C15H12O6/c16-8-4-11(19)15-12(20)6-13(21-14(15)5-8)7-1-2-9(17)10(18)3-7/h1-5,13,16-19H,6H2
  • Risk Statements: S26;S37/39
  • Molecular Formula: C15H12O6
  • Molecular Structure:CAS No:552-58-9 Eriodictyol
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552-58-9 ERIODICTYOL

  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany ,Germany
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552-58-9 ERIODICTYOL(SECONDARY STANDARD)

  • 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 ,Hong kong
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552-58-9 ERIODICTYOL(SH)

  • ERIODICTYOL(SH)3',4',5,7-Tetrahydroxyflavanone
  • 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 ,United States
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552-58-9 Eriodictyol

  • China Kouting Chemical Co.,Ltd [Importer/Exporter]
  • Tel: +86-(21)-58116473
  • Fax: +86-(21)-61094103
  • Address: Hunan Road, Pudong New District, Shanghai, Shanghai 201318, shanghai,shanghaiChina
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552-58-9 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-, (2S)-

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552-58-9 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-, (2S)-

  • China A & Z Food Additives.Co.,Ltd [Importer/Exporter]
  • Tel: 0086 571 85126931
  • Fax: 0086 571 85126959
  • Address: gucui road Hang zhou,Zhe JiangChina
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552-58-9 ERIODICTYOL

  • Germany Cfm Oskar Tropitzsch [Manufacturer]
  • Tel: +49-9231-9619-0
  • Fax: +49-9231-9619-60
  • Address: Cfm Oskar Tropitzsch
    Waldershofer Str. 49-51
    95615 Marktredwitz
    Germany ,Germany
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552-58-9 Eriodictyol

  • Eriodictyol
  • Germany CHEMOS GmbH [Manufacturer]
  • Tel: 0049 9402/9336 0
  • Fax: 0049 9402/9336 13
  • Address: CHEMOS GmbH
    Werner-von-Siemensstr. 3
    93128 Regenstauf
    Germany ,Germany
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552-58-9 ERIODICTYOL

  • China Nanjing Chemlin Chemical Industry Co.,Ltd. [Manufacturer]
  • Tel: +86 25 8369-7070/ +86 138 51816776 (Mobile)
  • Fax: +86 25 8345-3275
  • Address: Rm.902 Longyin Plaza,
    No. 217 Zhongshan Rd.
    (N)Nanjing 210009,China ,China
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References of Eriodictyol
Title: Eriodictyol
CAS Registry Number: 552-58-9
CAS Name: 2-(3,4-Dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one
Synonyms: 3¢,4¢,5,7-tetrahydroxyflavanone
Molecular Formula: C15H12O6
Molecular Weight: 288.25
Percent Composition: C 62.50%, H 4.20%, O 33.30%
Literature References: Isoln from Eriodictyon californicum (H. & A.) Greene, Hydrophyllaceae: Geissman, J. Am. Chem. Soc. 62, 3258 (1940); from lemon: Mager, Z. Physiol. Chem. 274, 109 (1942); Horowitz, J. Am. Chem. Soc. 79, 6561 (1957); US 2857318 (1958 to U.S. Dept. Agr.). Structure and synthesis: Reichel et al., Ann. 550, 146 (1942); Zemplén et al., Ber. 76B, 1112 (1943); Pew, J. Org. Chem. 27, 2935 (1962). Synthesis: G. Wurm, U. Geres, Arch. Pharm. 315, 183 (1982). See also Bioflavanoids.
Properties: Needles with 1? H2O from dil alc, dec 257° (rapid heating). After drying in vacuo at 100° for 6 hours, dec 267°. uv max (alc): 290, 326 nm (log e 2.54, 2.16). Sparingly sol in boiling water, hot alcohol, ether, glacial acetic acid; sol in dil alkalies.
Absorption maximum: uv max (alc): 290, 326 nm (log e 2.54, 2.16)
 
Derivative Type: 7-L-Rhamnoside
Synonyms: Eriodictin
Molecular Formula: C21H22O10
Molecular Weight: 434.39
Percent Composition: C 58.06%, H 5.10%, O 36.83%
Literature References: Isoln from citrin: Bruckner, Szent-Gy?rgyi, Nature 138, 1057 (1936). Structure: Mager, loc. cit.
Properties: Crystals from ethyl acetate, dec 184-186°. [a]D20 -51.5° (in pyridine). Sol in water, acetone, alcohol; practically insol in ether.
Optical Rotation: [a]D20 -51.5° (in pyridine)