Anthrapurpurin

Anthrapurpurin
Names
	Preferred IUPAC name 1,2,7-Trihydroxyanthracene-9,10-dione
	Other names 1,2,7-Trihydroxyanthraquinone
Identifiers
CAS Number	602-65-3 ;
3D model (JSmol)	Interactive image;
ChemSpider	1280 ;
ECHA InfoCard	100.210.262
PubChem CID	1320;
CompTox Dashboard (EPA)	DTXSID40208947 ;
	InChI InChI=1S/C14H8O5/c15-6-1-2-7-9(5-6)13(18)11-8(12(7)17)3-4-10(16)14(11)19/h1-5,15-16,19H Key: WNHUAWNEKMITEW-UHFFFAOYSA-N ;
	SMILES C1=CC2=C(C=C1O)C(=O)C3=C(C2=O)C=CC(=C3O)O;
Properties
Chemical formula	C14H8O5
Molar mass	256.213 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

Anthrapurpurin, or 1,2,7-trihydroxyanthraquinone, is a purple dye used in histology for the detection of calcium.^[1]

References