Limonin

Limonin

Names
Preferred IUPAC name (2aR,4aR,4bR,5aS,8S,8aS,10aR,10bR,14aS)-8-(Furan-3-yl)-2,2,4a,8a-tetramethyldecahydro-11H,13H-oxireno[2,3-c]pyrano[4′′,3′′:2′,3′]furo[3′,4′:5,6]naphtho[1,2-d]pyran-4,6,13(2H,5aH)-trione
Other names Limonoate D-ring-lactone Limonoic acid di-δ-lactone 7,16-Dioxo-7,16-dideoxylimondiol
Identifiers
CAS Number	1180-71-8 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:16226 Y
ChEMBL	ChEMBL517449 N
ChemSpider	156367 Y
ECHA InfoCard	100.236.039
PubChem CID	179651
UNII	L0F260866S Y
CompTox Dashboard (EPA)	DTXSID8045985
InChI InChI=1S/C26H30O8/c1-22(2)15-9-16(27)24(4)14(25(15)12-31-18(28)10-17(25)33-22)5-7-23(3)19(13-6-8-30-11-13)32-21(29)20-26(23,24)34-20/h6,8,11,14-15,17,19-20H,5,7,9-10,12H2,1-4H3/t14-,15-,17-,19-,20+,23-,24-,25+,26+/m0/s1 Y Key: KBDSLGBFQAGHBE-MSGMIQHVSA-N Y InChI=1/C26H30O8/c1-22(2)15-9-16(27)24(4)14(25(15)12-31-18(28)10-17(25)33-22)5-7-23(3)19(13-6-8-30-11-13)32-21(29)20-26(23,24)34-20/h6,8,11,14-15,17,19-20H,5,7,9-10,12H2,1-4H3/t14-,15-,17-,19-,20+,23-,24-,25+,26+/m0/s1 Key: KBDSLGBFQAGHBE-MSGMIQHVBF
SMILES O=C4[C@@]6(C)[C@@]72O[C@@H]7C(=O)O[C@@H](c1ccoc1)[C@]2(C)CC[C@@H]6[C@]35COC(=O)C[C@@H]5OC([C@@H]3C4)(C)C
Properties
Chemical formula	C26H30O8
Molar mass	470.52 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

Limonin is a limonoid, and a bitter, white, crystalline substance found in citrus and other plants. It is also known as limonoate D-ring-lactone and limonoic acid di-delta-lactone. Chemically, it is a member of the class of compounds known as furanolactones.