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483-66-9

483-66-9 structure
483-66-9 structure
  • Name: Sphondin
  • Chemical Name: 6-methoxyfuro[2,3-h]chromen-2-one
  • CAS Number: 483-66-9
  • Molecular Formula: C12H8O4
  • Molecular Weight: 216.189
  • Catalog: Natural product Coumarin
  • Create Date: 2018-08-02 08:47:59
  • Modify Date: 2025-08-22 13:34:30
  • Sphondin, isolated from Heracleum laciniatum, possesses an inhibitory effect on IL-1β-induced increase in the level of COX-2 protein and PGE2 release in A549 cells[1].

Name 6-methoxyfuro[2,3-h]chromen-2-one
Synonyms 6-Methoxy-2H-furo[2,3-h]chromen-2-one
Sfondin
6-Methoxyfuro[2,3-h]chromen-2-one
2H-Furo[2,3-h]-1-benzopyran-2-one, 6-methoxy-
6-Methoxy-2H-furo(2,3-h)-1-benzopyran-2-one
Sphondin
6-Methoxy-furano-<2',3'-7,8>cumarin,Sphondin
Description Sphondin, isolated from Heracleum laciniatum, possesses an inhibitory effect on IL-1β-induced increase in the level of COX-2 protein and PGE2 release in A549 cells[1].
Related Catalog
Target

COX-2

In Vitro Pretreatment of A549 cells with Sphondin (10-50 μM) concentration-dependently attenuates IL-1β-induced COX-2 protein expression and PGE2 release[1].
References

[1]. Ling Ling Yang, et al. Effects of Sphondin, Isolated From Heracleum Laciniatum, on IL-1beta-induced cyclooxygenase-2 Expression in Human Pulmonary Epithelial Cells. Life Sci. 2002 Nov 29;72(2):199-213.

Density 1.4±0.1 g/cm3
Boiling Point 413.0±45.0 °C at 760 mmHg
Molecular Formula C12H8O4
Molecular Weight 216.189
Flash Point 203.6±28.7 °C
Exact Mass 216.042252
PSA 52.58000
LogP 1.83
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.635
Hazard Codes Xi
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