Light green SF

Light green SF
Names
	IUPAC name ethyl-[4-[[4-[ethyl-[(3-sulfophenyl)methyl]amino]phenyl]-(4-sulfophenyl)methylene]-1-cyclohexa-2,5-dienylidene]-[(3-sulfophenyl)methyl]ammonium
	Other names Light green, acid green, lissamine green SF, acid green 5, food green 2, FD&C Green no. 2, green No. 205, acid brilliant green 5, pencil green SF
Identifiers
CAS Number	5141-20-8 ;
3D model (JSmol)	Interactive image;
ChemSpider	19952 ;
ECHA InfoCard	100.023.551
KEGG	C19439 ;
PubChem CID	21223;
UNII	3F7BHA64Z0 ;
CompTox Dashboard (EPA)	DTXSID8020672 ;
	InChI InChI=1S/C37H36N2O9S3.2Na/c1-3-38(25-27-7-5-9-35(23-27)50(43,44)45)32-17-11-29(12-18-32)37(31-15-21-34(22-16-31)49(40,41)42)30-13-19-33(20-14-30)39(4-2)26-28-8-6-10-36(24-28)51(46,47)48;;/h5-24H,3-4,25-26H2,1-2H3,(H2-,40,41,42,43,44,45,46,47,48);;/q;2+1/p-2 Key: DGOBMKYRQHEFGQ-UHFFFAOYSA-L ; InChI=1/C37H36N2O9S3.2Na/c1-3-38(25-27-7-5-9-35(23-27)50(43,44)45)32-17-11-29(12-18-32)37(31-15-21-34(22-16-31)49(40,41)42)30-13-19-33(20-14-30)39(4-2)26-28-8-6-10-36(24-28)51(46,47)48;;/h5-24H,3-4,25-26H2,1-2H3,(H2-,40,41,42,43,44,45,46,47,48);;/q;2+1/p-2 Key: DGOBMKYRQHEFGQ-NUQVWONBAW;
	SMILES [Na+].[Na+].[O-]S(=O)(=O)c1cccc(c1)CN(c2ccc(cc2)C(=C4C=CC(=[N+](CC)Cc3cccc(c3)S([O-])(=O)=O)C=C4)c5ccc(cc5)S([O-])(=O)=O)CC;
Properties
Chemical formula	C37H36N2O9S3+
Molar mass	749.893 g/mol
Melting point	288 °C (decomp.)
	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

Light green SF, also called C.I. 42095, light green SF yellowish, is a green triarylmethane dye.