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CAS No 331-39-5 , (E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid

  • Name: (E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid
  • Synonyms: Cinnamic acid; 3-(3,4-dihydroxyphenyl)acrylic acid; 331-39-5;3,4-Dihydroxycinnamic acid;(E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid; 3,4-dihydroxy-; trans-Caffeate;
  • CAS Registry Number:
  • Transport: 25kgs
  • Melting Point: 194-198 ºC (DEC.)
  • Density: 1.478 g/cm3
  • Safety Statements: R36/37/38;R40
  • Hazard Symbols: Xn: Harmful;
  • HS Code: 29182990
  • EINECS: 206-361-2
  • Molecular Weight: 180.15742
  • InchiKey: QAIPRVGONGVQAS-DUXPYHPUSA-N
  • InChI: InChI=1S/C9H8O4/c10-7-3-1-6(5-8(7)11)2-4-9(12)13/h1-5,10-11H,(H,12,
    13)/b4-2+
  • Risk Statements: S26;S36/37/39
  • Molecular Formula: C9H8O4
  • Molecular Structure:CAS No:331-39-5 (E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid
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331-39-5 Caffeic acid

  • Product name:Caffeic acid Other name:3,4-Dihydroxycinnamic acid;3-(3,4-dihydroxyphenyl)prop-2-enoic acid; (2E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid; (2Z)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid; (2E)-3-(3,4-dihydroxyphenyl)prop-2-enoate Formula:...
  • China Shanxi Jinjin Chemical Co.,Ltd [Manufacturer, Trading Company]
  • Tel: 86-400-9982989
  • Address: North Xuefu Road, Hejin City, 209 National Road, West Yuncheng,ShanxiChina
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331-39-5 Caffeic acid

  • Caffeic acid Product name: Caffeic acid Synonym: 3,4-Dihydroxycinnamic acid CAS NO: 331-39-5 MW: 179.15 EC NO: 206-361-2 MF: C9H7O4 Standard: cp,usp,bp Packing: 25KG/drum Water solubility: soluble in hot water Delivery and shipping: 1. We will ship t...
  • Min. Order: 1000
  • China Hubei Yuancheng Pharmaceutical Co., Ltd. [Manufacturer]
  • Tel: 86-27-50756207
  • Address: No.496,Zhongshan Road, Wuhan 430064, Hubei, China Wuhan,HubeiChina
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331-39-5 Caffeic acid

  • Caffeic acid Product name: Caffeic acid Synonym: 3,4-Dihydroxycinnamic acid CAS NO: 331-39-5 MW: 179.15 EC NO: 206-361-2 MF: C9H7O4 Standard: cp,usp,bp Packing: 25KG/drum Water solubility: soluble in hot water
  • China Hubei Yuancheng Pharmaceutical Co., Ltd [Manufacturer]
  • Tel: 086-027-50756084
  • Fax: --
  • Address: Zhongshan Road Wuhan,HubeiChina
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331-39-5 Caffeic Acid

  • "Appearance Yellowish crystallization Solubility Soluble in ethanol, slightly soluble in aether, insoluble in water Residue on ignition 0.1% max Loss on drying 0.5% max Melting point 219~225℃ Heavy metals 15ppm max Chloride 0.01% max Assay( On dried...
  • China Hangzhou Dingyan Chem Co.,Ltd [Manufacturer, Trading Company, Distributor/Wholesaler]
  • Tel: 86-571-88025800
  • Fax: 86-571-87156470
  • Address: Xiasha 571, 19TH Street E-COMMERCE 4A 601-602 , Jianggan Area hangzhou,ZhejiangChina

331-39-5 3,4-DIHYDROXYCINNAMIC ACID

  • 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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331-39-5 CAFFEIC ACID 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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331-39-5 3,4-DIHYDROXYCINNAMIC ACID; 99%

  • 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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331-39-5 3,4-Dihydroxycinnamic acid

  • China Taiyuan RHF CO., ltd. [Manufacturers]
  • Tel: 0351-7436719
  • Fax: +86-351-7436719
  • Address: Shuangta South Alley 46,2-1, YingZe Area,Taiyuan, ShanXi null,ShanXiChina
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331-39-5 Caffeic Acid

  • China Trust&We Co., Ltd. [Manufacturer]
  • Tel: +86-21-61044582
  • Fax: +86-21-61044583
  • Address: 1-102,No.11,Dongjiaominxiang Alley,
    Dongcheng District,
    Beijing 100005,China null,nullChina
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331-39-5 3,4-Dihydroxycinnamic acid

  • China XinChem Corporation [Manufacturers]
  • Tel: +86-(21)-34123252
  • Fax: +86-(21)-54153973
  • Address: 102/30, 3455 Chunshen Road, Shanghai 201100, null,ShanghaiChina
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References of (E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid
Title: Caffeic Acid
CAS Registry Number: 331-39-5
CAS Name: 3-(3,4-Dihydroxyphenyl)-2-propenoic acid
Synonyms: 3,4-dihydroxycinnamic acid
Molecular Formula: C9H8O4
Molecular Weight: 180.16
Percent Composition: C 60.00%, H 4.48%, O 35.52%
Literature References: Constituent of plants, probably occurs in plants only in conjugated forms, e.g., chlorogenic acid. Isoln from green coffee: Wolfrom et al., J. Agric. Food Chem. 8, 58 (1960); from roasted coffee: Krasemann, Arch. Pharm. 293, 721 (1960). Formation by acid hydrolysis of chlorogenic acid: Fiedler, Arzneim.-Forsch. 4, 41 (1954); Whiting, Carr, Nature 180, 1479 (1957); Guern, C.A. 61, 9965h (1964). Synthesis: Hayduck, Ber. 36, 2935 (1903); Posner, J. Prakt. Chem. 82, 432 (1910); Mauthner, ibid. 142, 33 (1935); Pandya et al., Proc. Indian Acad. Sci. 9A, 511 (1939); Neish, Can. J. Biochem. Physiol. 37, 1431 (1959). Review: Herrmann, Pharmazie 11, 433 (1956).
Properties: Yellow crystals from concd aq solns. Monohydrate from dil solns. Dec 223-225° (softens at 194°). Rf values: Fiedler, loc. cit. Sparingly sol in cold water. Freely sol in hot water, cold alc. Alkaline solns turn from yellow to orange.
 
Derivative Type: Methyl ester
Molecular Formula: C10H10O4
Molecular Weight: 194.18
Percent Composition: C 61.85%, H 5.19%, O 32.96%
Properties: Colorless needles from water, mp 152-153°.
Melting point: mp 152-153°