The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
An organic sodium salt resulting from the formal condensation of Sirius red 4B (acid form) with two equivalents of sodium hydroxide. Used as the plasma stain in some trichrome staining methods.
C.I. 28160; C.I. Direct Red 81; C.I. Direct Red 81 disodium salt; Chlorantine fast red 5B; Direct red 81; Disodium 7-benzamido-4-hydroxy-3-((4-((4-sulphonatophenyl)azo)phenyl)azo)naphthalene-2-sulphonate; Formula=C29H19N5Na2O8S2; InChI=1S/C29H21N5O8S2.2Na/c35-28-25-15-12-23(30-29(36)18-4-2-1-3-5-18)16-19(25)17-26(44(40,41)42)27(28)34-33-21-8-6-20(7-9-21)31-32-22-10-13-24(14-11-22)43(37,38)39;;/h1-17,35H,(H,30,36)(H,37,38,39)(H,40,41,42);;/q;2*+1/p-2/b32-31+,34-33+;;; InChIKey=UFUQRRYHIHJMPB-DUCFOALUSA-L; SMILES=C12=CC=C(C=C1C=C(C(=C2O)/N=N/C=3C=CC(=CC3)/N=N/C=4C=CC(=CC4)S([O-])(=O)=O)S([O-])(=O)=O)NC(C=5C=CC=CC5)=O.[Na+].[Na+]; Solaminrot 4B