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CAS No 131-12-4 , 5,6-dimethoxyfuro[2,3-h]chromen-2-one

  • Name: 5,6-dimethoxyfuro[2,3-h]chromen-2-one
  • Synonyms: 5,6-dimethoxyfuro[2,3-h]chromen-2-one; 131-12-4;5,6-dimethoxyfuro[2,3-h]chromen-2-one; CCRIS 4344;5,6-Dimethoxy-2H-furo[2,3-H]chromen-2-one;
  • CAS Registry Number:
  • Flash Point: 220.5°C
  • Boiling Point: 441°Cat760mmHg
  • Density: 1.352g/cm3
  • Refractive index: 1.611
  • Flash Point: 220.5°C
  • Molecular Weight: 246.2155
  • InchiKey: BQPRWZCEKZLBHL-UHFFFAOYSA-N
  • InChI: InChI=1S/C13H10O5/c1-15-11-7-3-4-9(14)18-10(7)8-5-6-17-12(8)13(11)16-2/
    h3-6H,1-2H3
  • Molecular Formula: C13H10O5
  • Molecular Structure:CAS No:131-12-4 5,6-dimethoxyfuro[2,3-h]chromen-2-one

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References of 5,6-dimethoxyfuro[2,3-h]chromen-2-one
Title: Pimpinellin
CAS Registry Number: 131-12-4
CAS Name: 5,6-Dimethoxy-2H-furo[2,3-h]-1-benzopyran-2-one
Synonyms: 4-hydroxy-6,7-dimethoxy-5-benzofuranacrylic acid d-lactone
Molecular Formula: C13H10O5
Molecular Weight: 246.22
Percent Composition: C 63.41%, H 4.09%, O 32.49%
Literature References: Found in Pimpinella saxifraga L., Heracleum spondylium L., H. lanatum Michx., and H. panaces L., Umbelliferae. Isoln: Heut, Arch. Pharm. 236, 162 (1898); Herzog, Hancu, ibid. 246, 402 (1908); Wessely, Kallab, Monatsh. Chem. 59, 161 (1932); Sp?th, Simon, ibid. 67, 344 (1936); Fujita, Furuya, J. Pharm. Soc. Jpn. 74, 795 (1954); 76, 535 (1956); Svendsen, Ottestad, Pharm. Acta Helv. 32, 457 (1957); Svendsen, C.A. 52, 2173g (1958); Svendsen et al., Planta Med. 7, 113 (1959); Pharm. Acta Helv. 34, 33 (1959); Jastrzebski, C.A. 54, 1205b (1960). Synthesis: M. W. Reed, H. W. Moore, J. Org. Chem. 53, 4166 (1988).
Properties: Off-white needles from methylene chloride/hexane, mp 119°. Practically insol in water. Sol in alcohol. Absorption spectrum: Wessely, Koltan, Monatsh. Chem. 86, 430 (1955).
Melting point: mp 119°