Brassinolide

Brassinolide
Names
	IUPAC name (22R,23R)-2α,3α,22,23-Tetrahydroxy-6,7-seco-5α-campestano-6,7-lactone
	Systematic IUPAC name (1R,3aS,3bS,6aS,8S,9R,10aR,10bS,12aS)-1-[(2S,3R,4R,5S)-3,4-Dihydroxy-5,6-dimethylheptan-2-yl]-8,9-dihydroxy-10a,12a-dimethylhexadecahydro-6H-indeno[4,5-d][2]benzoxepin-6-one
	Other names 2,3,22,23-Tetrahydroxy-β-homo-7-oxaergostan-6-one
Identifiers
CAS Number	72962-43-7 ;
3D model (JSmol)	Interactive image;
Beilstein Reference	3633298
ChEBI	CHEBI:28277 ;
ChemSpider	103072 ;
EC Number	688-467-2;
KEGG	C08814;
PubChem CID	115196;
UNII	Y9IQ1L53OX ;
CompTox Dashboard (EPA)	DTXSID0039699 ;
	InChI InChI=1S/C28H48O6/c1-14(2)15(3)24(31)25(32)16(4)18-7-8-19-17-13-34-26(33)21-11-22(29)23(30)12-28(21,6)20(17)9-10-27(18,19)5/h14-25,29-32H,7-13H2,1-6H3/t15-,16-,17-,18+,19-,20-,21+,22-,23+,24+,25+,27+,28+/m0/s1 Key: IXVMHGVQKLDRKH-KNBKMWSGSA-N ; InChI=1/C28H48O6/c1-14(2)15(3)24(31)25(32)16(4)18-7-8-19-17-13-34-26(33)21-11-22(29)23(30)12-28(21,6)20(17)9-10-27(18,19)5/h14-25,29-32H,7-13H2,1-6H3/t15-,16-,17-,18+,19-,20-,21+,22-,23+,24+,25+,27+,28+/m0/s1 Key: IXVMHGVQKLDRKH-KNBKMWSGBW;
	SMILES O=C3OC[C@H]2[C@@H]1CC[C@@H]([C@@]1(C)CC[C@@H]2[C@@]4(C)C[C@@H](O)[C@@H](O)C[C@H]34)[C@H](C)[C@@H](O)[C@H](O)[C@@H](C)C(C)C;
Properties
Chemical formula	C28H48O6
Molar mass	480.686 g·mol−1
	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

Brassinolide is a plant hormone. The first isolated brassinosteroid, it was discovered when it was shown that pollen from rapeseed (Brassica napus) could promote stem elongation and cell division. The biologically active component was isolated and named brassinolide.