Compound Q&A
What are the physical and chemical properties of ETHYL ORANGE (CAS: 13545-67-0)?
Answer
ETHYL ORANGE is a crystalline compound with a molecular weight of approximately 134.17 g/mol. It has a low solubility in water (0.02 g/100 mL at 20°C) but is soluble in organic solvents like ethanol and dichloromethane. It exhibits a strong electron-withdrawing effect due to its phenolic group, making it moderately reactive in the presence of bases and reducing agents. It is typically used in analytical chemistry and as a reference dye.
About
CAS No
13545-67-0
English Name
ETHYL ORANGE
Molecular Formula
C16H18KN3O3S
Molecular Weight
371.5 g/mol
SMILES
CCN(CC)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[K+]
InChIKey
YYVJVQBUGBAHJC-UHFFFAOYSA-M
Last Updated: 2026-01-01 01:49
