Selligueain A

Selligueain A
	Chemical structure of selligueain A
Names
	Other names Epiafzelechin-(4β-8,2β-0-7)-epiafzelechin-(4β-8)-afzelechin
Identifiers
CAS Number	152378-18-2 ;
3D model (JSmol)	Interactive image;
ChemSpider	117326;
PubChem CID	132944;
CompTox Dashboard (EPA)	DTXSID10934488 ;
	InChI InChI=1S/C45H36O15/c46-21-7-1-18(2-8-21)40-30(54)15-25-26(50)16-28(52)34(42(25)57-40)37-35-29(53)17-32-36(43(35)58-41(39(37)55)19-3-9-22(47)10-4-19)38-33-27(51)13-24(49)14-31(33)59-45(60-32,44(38)56)20-5-11-23(48)12-6-20/h1-14,16-17,30,37-41,44,46-56H,15H2/t30-,37-,38-,39+,40+,41+,44?,45+/m0/s1 Key: PMDYNLFGCCRGRX-NSJNBNEDSA-N;
	SMILES C1C(C(OC2=C1C(=CC(=C2C3C(C(OC4=C5C6C(C(OC7=CC(=CC(=C67)O)O)(OC5=CC(=C34)O)C8=CC=C(C=C8)O)O)C9=CC=C(C=C9)O)O)O)O)C1=CC=C(C=C1)O)O;
Properties
Chemical formula	C45H36O15
Molar mass	816.75 g/mol
	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

Selligueain A is an A type proanthocyanidin trimer of the propelargonidin type.

It can be extracted from the rhizome of the fern Selliguea feei collected in Indonesia.^[1]

It has sweetener properties with relative sweetness of 35 times as compared to the intensity of a 2% w/v aqueous sucrose solution.

References

^ Baek, NI; Chung, MS; Shamon, L; Kardono, LB; Tsauri, S; Padmawinata, K; Pezzuto, JM; Soejarto, DD; Kinghorn, AD (1993). "Selligueain A, a novel highly sweet proanthocyanidin from the rhizomes of Selliguea feei". J Nat Prod. 56 (9): 1532–8. Bibcode:1993JNAtP..56.1532B. doi:10.1021/np50099a011. PMID 8254348.