Dactylifric acid

Dactylifric acid
Names
	Preferred IUPAC name (3R,4R,5R)-3-{[(2E)-3-(3,4-Dihydroxyphenyl)prop-2-enoyl]oxy}-4,5-dihydroxycyclohex-1-ene-1-carboxylic acid
	Other names Dattelic acid; 5-O-Caffeoylshikimic acid; trans-5-O-Caffeoylshikimic acid; 5-Caffeoylshikimic acid
Identifiers
CAS Number	73263-62-4;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:2106;
ChemSpider	4445076;
PubChem CID	5281762;
UNII	5U399BD0RZ;
CompTox Dashboard (EPA)	DTXSID501312675 ;
	InChI InChI=1S/C16H16O8/c17-10-3-1-8(5-11(10)18)2-4-14(20)24-13-7-9(16(22)23)6-12(19)15(13)21/h1-6,12-13,15,17-19,21H,7H2,(H,22,23)/b4-2+/t12-,13-,15-/m1/s1 Key: QMPHZIPNNJOWQI-GDDAOPKQSA-N;
	SMILES C1[C@H]([C@@H]([C@@H](C=C1C(=O)O)O)O)OC(=O)/C=C/C2=CC(=C(C=C2)O)O;
Properties
Chemical formula	C16H16O8
Molar mass	336.296 g·mol−1
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Dactylifric acid (also known as dattelic acid or 5-O-caffeoylshikimic acid^[2]^[3]^[4]) is an ester derived from caffeic acid and shikimic acid. It and its isomers are enzymic browning substrates found in dates (Phoenix dactylifera fruits).^[3]^[5]

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Some older sources identify dactylifric acid as 3-O-caffeoylshikimic acid.^[5]

References