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CAS No 63-84-3 , 2-amino-3-(3,4-dihydroxyphenyl)propanoic acid

  • Name: 2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
  • Synonyms: DL-DOPA; DL-3,4-Dopa; 3-Hydroxy-DL-tyrosine; dihydroxyphenylalanine;2-amino-3-(3,4-dihydroxyphenyl)propanoic acid; DL-Dihydroxyphenylalanine; 3-Hydroxytyrosine; DL-Dioxyphenylalanine; 63-84-3;
  • CAS Registry Number:
  • Melting Point: 270-272 °C(lit.)
  • Density: 1.468 g/cm3
  • Safety Statements: S26S36
  • Hazard Symbols: Xi
  • EINECS: 200-566-0
  • Molecular Weight: 197.18794
  • InchiKey: WTDRDQBEARUVNC-UHFFFAOYSA-N
  • InChI: InChI=1S/C9H11NO4/c10-6(9(13)14)3-5-1-2-7(11)8(12)4-5/h1-2,4,6,11-12H,3,
    10H2,(H,13,14)
  • Risk Statements: 36/37/38
  • Molecular Formula: C9H11NO4
  • Molecular Structure:CAS No:63-84-3 2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
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63-84-3 DL-3-(3,4-DIHYDROXYPHENYL)-ALANINE, B-(REAGENT / STANDARD GRADE)

  • 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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63-84-3 3,4-Dihydroxy-DL-Phenylalanine

  • 3,4-Dihydroxy-DL-Phenylalanine
  • Germany chemcube UG [Manufacturer]
  • Tel: +49 (22 08) 7 75 04 06
  • Fax: +49 (22 08) 7 75 02 30 /
    +49 (32 12) 1 00 74 76
  • Address: chemcube UG
    Salierweg 1
    53859 Niederkassel
    Germany null,nullGermany
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63-84-3 Dl-Dopa

  • 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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63-84-3 3-(3,4-dihydroxyphenyl)-DL-alanine

  • Netherlands Brunschwig chemie [Importer/Exporter]
  • Tel: +31 (0)20 611 31 33
  • Fax: +31 (0)20 613 75 96
  • Address: Brunschwig chemie Hexaanweg 21041 AX Amsterdam Amsterdam,AmsterdamNetherlands
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63-84-3 DL-3-(3,4-DIHYDROXYPHENYL)-ALANINE, B-(RG)

  • 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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63-84-3 3-(3,4-dihydroxyphenyl)-DL-alanine

  • United States SEQUOIA [Importer/Exporter]
  • Tel: 44 7802 291086
  • Fax: + 44 (0)118 976 7586
  • Address: 10, St James Close,Pangbourne,RG8 7AP,United Kingdom Pangbourne,PangbourneUnited States
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63-84-3 DL-3-(3,4-Dihydroxyphenyl)alanine; 98%

  • DL-3-(3,4-Dihydroxyphenyl)alanine; 98%
  • 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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63-84-3 DL-3-(3,4-DIHYDROXYPHENYL)ALANINE

  • 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 null,nullChina
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References of 2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
Title: Dopa
CAS Name: 3-Hydroxytyrosine
Synonyms: 3-(3,4-dihydroxyphenyl)alanine; b-(3,4-dihydroxyphenyl)-a-alanine; 2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
Molecular Formula: C9H11NO4
Molecular Weight: 197.19
Percent Composition: C 54.82%, H 5.62%, N 7.10%, O 32.45%
Literature References: An amino acid found in seedlings, pods and beans of Vicia faba L. (broad beans) Stizolobium deeringianum L. (velvet beans) Leguminosae: Torquati, Arch. farm. sper. 15, 213, 308 (1913), C.A. 7, 2774 (1913); Sealock, Biochemical Preparations vol. 1, 25 (1949). Absolute configuration: Guggenheim, Z. Physiol. Chem. 88, 276 (1913). Prepn of DL-, D-, and L-dopa: Yamada et al., Chem. Pharm. Bull. 10, 693 (1962).
 
Derivative Type: DL-Form
CAS Registry Number: 63-84-3
Properties: Prisms from water or from aq NaHSO3 soln, dec 270-272°. Soly in water: 144 mg/40 ml. Readily sol in dil acids and alkalies; slightly sol in benzene, carbon disulfide. Practically insol in abs alcohol, ether, glacial acetic acid, petr ether, chloroform. Oxidizes readily.
 
Derivative Type: D-Form
CAS Registry Number: 5796-17-8
Properties: Needles from water, dec 276-278°. [a]D11 +13.0° (c = 5.27 in 1N HCl). Soly in water: 66 mg/40 ml.
Optical Rotation: [a]D11 +13.0° (c = 5.27 in 1N HCl)
 
Derivative Type: L-Form see Levodopa