Butin (molecule)

Butin
Names
	IUPAC name (2S)-3′,4′,7-Trihydroxyflavan-4-one
	Systematic IUPAC name (2S)-2-(3,4-Dihydroxyphenyl)-7-hydroxy-4H-1-benzopyran-4-one
	Other names 5-Deoxyeriodictyol
Identifiers
CAS Number	492-14-8 ;
3D model (JSmol)	Interactive image; Interactive image;
ChEBI	CHEBI:27725 ;
ChEMBL	ChEMBL451168 ;
ChemSpider	83750 ;
KEGG	C09614 ;
PubChem CID	92775;
UNII	S23T8BI9DD ;
CompTox Dashboard (EPA)	DTXSID60197708 ;
	InChI InChI=1S/C15H12O5/c16-9-2-3-10-12(18)7-14(20-15(10)6-9)8-1-4-11(17)13(19)5-8/h1-6,14,16-17,19H,7H2/t14-/m0/s1 Key: MJBPUQUGJNAPAZ-AWEZNQCLSA-N ; InChI=1/C15H12O5/c16-9-2-3-10-12(18)7-14(20-15(10)6-9)8-1-4-11(17)13(19)5-8/h1-6,14,16-17,19H,7H2/t14-/m0/s1 Key: MJBPUQUGJNAPAZ-AWEZNQCLBW;
	SMILES C1C(OC2=C(C1=O)C=CC(=C2)O)C3=CC(=C(C=C3)O)OC1[C@H](OC2=C(C1=O)C=CC(=C2)O)C3=CC(=C(C=C3)O)O; O=C2c3c(O[C@H](c1ccc(O)c(O)c1)C2)cc(O)cc3;
Properties
Chemical formula	C15H12O5
Molar mass	272.256 g·mol−1
Density	1.485 g/mL
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Butin is a flavanone, a type of flavonoid. The compound can be found in the seeds of Vernonia anthelmintica^[1] (Asteraceae) and in the wood of Dalbergia odorifera^[2] (Fabaceae).

Glycosides

^ Tian, G.; Zhang, U.; Zhang, T.; Yang, F.; Ito, Y. (2004). "Separation of flavonoids from the seeds of Vernonia anthelmintica Willd by high-speed counter-current chromatography". Journal of Chromatography A. 1049 (1–2): 219–222. doi:10.1016/S0021-9673(04)01276-2. PMID 15499936.
^ Liu, Rong-Xia; Wang, Qiao; Guo, Hong-Zhu; Li, Li; Bi, Kai-Shun; Guo, De-An (2005). "Simultaneous determination of 10 major flavonoids in Dalbergia odorifera by high performance liquid chromatography". Journal of Pharmaceutical and Biomedical Analysis. 39 (3–4): 469–476. doi:10.1016/j.jpba.2005.04.007. PMID 15935596.
^ Serbin, A. G; Borisov, M. I; Chernobai, V. T (1972). "Flavonoids of Bidens tripartita II". Chemistry of Natural Compounds. 8 (4): 439–441. doi:10.1007/BF00563663. S2CID 4813333.

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