PHENOLPHTHALEIN DISODIUM SALT(518-51-4) IR1
Molecular FormulaC20H15NaO4
Molecular Weight342.33
InChIInChI=1S/C20H14O4.2Na/c21-15-9-5-13(6-10-15)19(14-7-11-16(22)12-8-14)17-3-1-2-4-18(17)20(23)24;;/h1-12,21H,(H,23,24);;/q;2*+1/p-2
InChIKey HAWFSFZXNWBZRU-UHFFFAOYSA-L
SmilesC(/C1=CC=C([O-])C=C1)(=C1\C=CC(=O)C=C\1)\C1=CC=CC=C1C([O-])=O.[Na+].[Na+]