Anthrapurpurin

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

Anthrapurpurin

Names
Preferred IUPAC name 1,2,7-Trihydroxyanthracene-9,10-dione
Other names 1,2,7-Trihydroxyanthraquinone
Identifiers
CAS Number	602-65-3 Y
3D model (JSmol)	Interactive image
ChemSpider	1280 Y
ECHA InfoCard	100.210.262
PubChem CID	1320
UNII	3DZB1V3N5H Y
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 N Key: WNHUAWNEKMITEW-UHFFFAOYSA-N 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). N verify (what is YN ?) Infobox references

See also

• Alizarin
• Purpurin
• Trihydroxyanthraquinone
• Hydroxyanthraquinone
• Anthraquinone