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CAS No 531-81-7 , 2-oxochromene-3-carboxylic acid

  • Name: 2-oxochromene-3-carboxylic acid
  • Synonyms: 3-Carboxycoumarin; 531-81-7; 2-Oxo-2H-chromene-3-carboxylic acid; 2-Oxochromene-3-carboxylic acid;2-oxochromene-3-carboxylic acid;
  • CAS Registry Number:
  • Transport: UN 2811
  • Melting Point: 190-193 ºC
  • Flash Point: 162.7°C
  • Boiling Point: 388.6°Cat760mmHg
  • Density: 1.493g/cm3
  • Water Solubility: 13 G/L (37 ºC)
  • Safety Statements: R25
  • Hazard Symbols: T: Toxic;
  • Flash Point: 162.7°C
  • EINECS: 208-518-0
  • Molecular Weight: 190.15224
  • InchiKey: ACMLKANOGIVEPB-UHFFFAOYSA-N
  • InChI: InChI=1S/C10H6O4/c11-9(12)7-5-6-3-1-2-4-8(6)14-10(7)13/h1-5H,(H,11,12)
  • Risk Statements: S28A;S45
  • Molecular Formula: C10H6O4
  • Molecular Structure:CAS No:531-81-7 2-oxochromene-3-carboxylic acid
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531-81-7 Coumarin-3-carboxylic acid

  • Coumarin-3-carboxylic acid
  • Ukraine Otava Chemicals [Manufacturer]
  • Tel: +380 44 5222458
  • Fax: +380 44 5222458
  • Address: PO 8803187 Kyiv 187UKRAINE 03187 Kyiv 187,Ukraine
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531-81-7 Coumarin-3-carboxylic acid

  • Coumarin-3-carboxylic acid
  • France Interchim S.A. [Importer/Exporter]
  • Tel: (33) 4 70 03 88 55
  • Fax: (33) 4 70 03 82 60
  • Address: 211, AVENUE, J.F. KENNEDY, MONTLUCON - 03100, ALLIER, FRANCE ,France
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531-81-7 Coumarin-3-carboxylic acid

  • Coumarin-3-carboxylic acid2-Oxo-2H-1-benzopyran-3-carboxylic acid
  • 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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531-81-7 2-oxo-2H-chromene-3-carboxylic acid

  • Netherlands SPECS [Other]
  • Tel: +31 15 251 8111
  • Fax: +31 15 251 8181
  • Address: Kluyverweg 6 Delft,Zuid-HollandNetherlands
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531-81-7 Coumarin-3-carboxylic acid

  • Coumarin-3-carboxylic acid
  • Netherlands Vitas-M Laboratory [Manufacturer]
  • Tel: +31 (0)55 50 500 33
  • Fax: +31 (0)55 50 500 34
  • Address: PO Box 200477302 HA ApeldoornNETHERLANDS 7302 HA Apeldoorn,Netherlands
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531-81-7 Coumarin-3-carboxylic acid

  • Coumarin-3-carboxylic acid
  • Austria Aurora Fine Chemicals Ltd. [Manufacturer]
  • Tel: +43 316 58 67 38
  • Fax: +43 316 58 47 44
  • Address: Reininghausstrasse 498020 GrazAUSTRIA Graz,Austria
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531-81-7 Coumarin-3-carboxylic acid

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531-81-7 2-oxo-2H-chromene-3-carboxylic acid

  • 2-oxo-2H-chromene-3-carboxylic acid
  • Russia DiscoveryLab [Manufacturer]
  • Tel: +7 495 518 73 79
  • Fax:
  • Address: Novoslobodskaya 49/2, PO box. 26127055 MoscowRUSSIAN FEDERATION Moscow,Russia
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531-81-7 COUMARIN-3-CARBOXYLIC ACID

  • United States RSA Corporation [Manufacturer]
  • Tel: 203-790-8100
  • Fax: 203-790-1709
  • Address: 36 Old Sherman Turnpike
    Danbury, CT 06810 ,United States
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531-81-7 Coumarin-3-carboxylic acid; 98%

  • Coumarin-3-carboxylic acid; 98%
  • 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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References of 2-oxochromene-3-carboxylic acid
Title: Coumarin-3-carboxylic Acid
CAS Registry Number: 531-81-7
CAS Name: 2-Oxo-2H-1-benzopyran-3-carboxylic acid
Molecular Formula: C10H6O4
Molecular Weight: 190.15
Percent Composition: C 63.16%, H 3.18%, O 33.66%
Literature References: By heating salicylaldehyde with malonic acid in glacial acetic acid. Review: Sethna, Shah, Chem. Rev. 36, 1 (1945).
Properties: Needles from water, mp 188° (dec). Slightly sol in water; sol in alc, alkalies. Insol in ether, benzene, petr ether.
Melting point: mp 188° (dec)