Citropten

Citropten
Names
	Preferred IUPAC name 5,7-Dimethoxy-2H-1-benzopyran-2-one
	Other names 5,7-Dimethoxy-2H-chromen-2-one; 5,7-Dimethoxycoumarin; Citroptene; Citraptene; Limettin; Limetin
Identifiers
CAS Number	487-06-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	2673;
ECHA InfoCard	100.006.952
PubChem CID	2775;
UNII	JWE1QQ247N ;
CompTox Dashboard (EPA)	DTXSID1041421 ;
	InChI InChI=1S/C11H10O4/c1-13-7-5-9(14-2)8-3-4-11(12)15-10(8)6-7/h3-6H,1-2H3 Key: NXJCRELRQHZBQA-UHFFFAOYSA-N; InChI=1/C11H10O4/c1-13-7-5-9(14-2)8-3-4-11(12)15-10(8)6-7/h3-6H,1-2H3 Key: NXJCRELRQHZBQA-UHFFFAOYAC;
	SMILES O=C/2Oc1cc(OC)cc(OC)c1\C=C\2;
Properties
Chemical formula	C11H10O4
Molar mass	206.197 g·mol−1
Melting point	146 to 149 °C (295 to 300 °F; 419 to 422 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Citropten is a natural organic compound with the molecular formula C₁₁H₁₀O₄. It is found in the essential oils of citrus such as lime, lemon, and bergamot.^[2]^[3]

References[]

^ "5,7-Dimethoxycoumarin". Sigma-Aldrich.
^ "Citropten". Merriam-Webster.
^ Makki, S.; Treffel, P.; Humbert, P.; Agache, P. (1991). "High-performance liquid chromatographic determination of citropten and bergapten in suction blister fluid after solar product application in humans". Journal of Chromatography B. 563 (2): 407–13. doi:10.1016/0378-4347(91)80049-I. PMID 2056004.

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[1] "5,7-Dimethoxycoumarin". Sigma-Aldrich.

[2] "Citropten". Merriam-Webster.

[3] Makki, S.; Treffel, P.; Humbert, P.; Agache, P. (1991). "High-performance liquid chromatographic determination of citropten and bergapten in suction blister fluid after solar product application in humans". Journal of Chromatography B. 563 (2): 407–13. doi:10.1016/0378-4347(91)80049-I. PMID 2056004.

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