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CAS No 3902-71-4 , 2,5,9-trimethylfuro[3,2-g]chromen-7-one Search by region : China

  • Name: 2,5,9-trimethylfuro[3,2-g]chromen-7-one
  • Synonyms: 4,5',8-Trimethylpsoralen; Trioxysalene; Trioxysalen; Trioxysalenum; Trioxisaleno;Trisoralen; 3902-71-4; Trimethylpsoralen;2,5,9-trimethylfuro[3,2-g]chromen-7-one;
  • CAS Registry Number:
  • Transport: UN 1759
  • Melting Point: 229-231 ºC
  • Density: 1.236 g/cm3
  • Refractive index: 1.613
  • Water Solubility: DMSO: soluble in water
  • Safety Statements: R34;R40
  • Hazard Symbols: C: Corrosive;
  • EINECS: 223-459-0
  • Molecular Weight: 228.24328
  • InchiKey: FMHHVULEAZTJMA-UHFFFAOYSA-N
  • InChI: InChI=1S/C14H12O3/c1-7-4-12(15)17-14-9(3)13-10(6-11(7)14)5-8(2)16-13/h4-
    6H,1-3H3
  • Risk Statements: S26;S36/37/39;S45
  • Molecular Formula: C14H12O3
  • Molecular Structure:CAS No:3902-71-4 2,5,9-trimethylfuro[3,2-g]chromen-7-one

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3902-71-4 TRIOXSALEN

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References of 2,5,9-trimethylfuro[3,2-g]chromen-7-one
Title: Trioxsalen
CAS Registry Number: 3902-71-4
CAS Name: 2,5,9-Trimethyl-7H-furo[3,2-g][1]benzopyran-7-one
Synonyms: 6-hydroxy-b,2,7-trimethyl-5-benzofuranacrylic acid d-lactone; 4,5￠,8-trimethylpsoralen
Manufacturers' Codes: NSC-71047
Trademarks: Trisoralen (Valeant)
Molecular Formula: C14H12O3
Molecular Weight: 228.24
Percent Composition: C 73.67%, H 5.30%, O 21.03%
Literature References: Synthetic trimethyl psoralen deriv. Prepn: K. D. Kaufman, J. Org. Chem. 26, 117 (1961); US 3201421 (1965). Protective effect vs UV-B erythema: P. G. Agache, L. Coupez, Arch. Dermatol. Res. 268, 85 (1980). Clinical study: N. Vaatainen et al., Clin. Exp. Dermatol. 6, 133 (1981). Comprehensive description: M. M. A. Hassan, M. A. Loutfy, Anal. Profiles Drug Subs. 10, 705-727 (1981). See also Psoralen, Methoxsalen.
Properties: Prisms from chloroform, mp 234.5-235°. uv max (methanol): 250, 295, 335 nm (log e 4.35, 3.99, 3.80). Sol in methylene chloride. Slightly sol in alc, chloroform. Practically insol in water.
Melting point: mp 234.5-235°
Absorption maximum: uv max (methanol): 250, 295, 335 nm (log e 4.35, 3.99, 3.80)
Therap-Cat: Pigmentation agent (photosensitizer).
Keywords: Pigmentation Agent.