4-Chlorophenol

• CAT Number: R017798
• CAS Number: 106-48-9
• Molecular Formula: C6H5ClO
• Molecular Weight: 128.555
• Purity: ≥95%
• Synonyms: 4-Hydroxychlorobenzene; Applied 3-78; NSC 2877; p-Chlorophenic acid; p-Chlorophenol
• Storage: -20°C
• IUPAC Name: 4-chlorophenol
• InChI: InChI=1S/C6H5ClO/c7-5-1-3-6(8)4-2-5/h1-4,8H
• InChIKey: WXNZTHHGJRFXKQ-UHFFFAOYSA-N
• SMILES: C1=CC(=CC=C1O)Cl

4-Chlorophenol (CAS 106-48-9) is a colorless or white solid that melts easily and exhibits significant solubility in water. It is one of three monochlorophenol isomers. It once was produced on a large scale as a precursor to hydroquinone.It is a classic precursor, upon reaction with phthalic anhydride, to quinizarin. 

Reference

1.Oudjehani, Karima, and Pierre Boule. "Photoreactivity of 4-chlorophenol in aqueous solution." Journal of Photochemistry and Photobiology A: Chemistry 68.3 (1992): 363-373.
2.Schmitz, Reinold. "Process for the preparation of quinizarin." U.S. Patent No. 4,387,054. 7 Jun. 1983.
3.Shrader, Marvin O. "Production of quinizarin." U.S. Patent No. 2,752,364. 26 Jun. 1956.