5047 9-(2-Carboxyphenyl)-3,6-bis(diethylamino)xanthylium(1+) 9-(2-Carboxyphenyl)-3,6-bis(diethylamino)xanthylium(1+) is a food dye 9-(2-Carboxyphenyl)-3,6-bis(diethylamino)xanthylium(1+) belongs to the family of Xanthenes. These are polycyclic aromatic compounds containing a xanthene moiety, which consists of two benzene ring joined to each other by a pyran ring. 14899-08-2 C28H31N2O3 The solubility of Rhodamine B in water is ~15 g/L.[8] However, the solubility in acetic acid solution (30 vol.%) is ~400 g/L. (Wikipedia) 3, not classifiable as to its carcinogenicity to humans. (L135) 2014-10-14T21:20:17Z 2014-12-24T20:27:01Z true CCN(CC)C1=CC2=[O+]C3=C(C=CC(=C3)N(CC)CC)C(C3=CC=CC=C3C(O)=O)=C2C=C1 C28H31N2O3 InChI=1S/C28H30N2O3/c1-5-29(6-2)19-13-15-23-25(17-19)33-26-18-20(30(7-3)8-4)14-16-24(26)27(23)21-11-9-10-12-22(21)28(31)32/h9-18H,5-8H2,1-4H3/p+1 InChIKey=CVAVMIODJQHEEH-UHFFFAOYSA-O 443.5568 443.232919288 Endogenous HMDB31786