4-chloro-3-methylphenol

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Description

White crystals with a phenolic odor that have been used as a topical antiseptic. Chlorocresol dissolved in ethanol has been used as a fungicide on paintings, parchment, and stone (Caneva et al 1991).

Synonyms and Related Terms

chlorocresol; p-chloro m-cresol; parachlorometacresol; 4-chloro-m-cresol; CMC; 2-chloro-5-hydroxytoluene

Other Properties

Soluble in alcohol, benzene, chloroform, ether, acetone, mineral spirits, oils, terpenes, and aqueous alkaline solutions.

Composition C7H7ClO
CAS 59-50-7
Melting Point 55.5; 66
Molecular Weight mol. wt. = 142.58
Boiling Point 235

Hazards and Safety

Toxic by ingestion. LD50 = 1830 mg/kg. Turns yellow with exposure to light and air.

Contact causes irritation, dermatitis and allergic reactions.

Fisher Scientific: MSDS

Additional Information

G.Caneva, M.P.Nugari, O.Salvadori, Biology in the Conservation of Works of Art, ICCROM, Rome, 1991.

Comparisons

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Sources Checked for Data in Record

  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: Entry # 2102
  • G.Caneva, M.P.Nugari, O.Salvadori, Biology in the Conservation of Works of Art, ICCROM, Rome, 1991
  • Matte Paint: Its history and technology, analysis, properties and conservation treatment, Eric Hansen, Sue Walston, Mitchell Bishop (ed.), J. Paul Getty Trust, Los Angeles, Vol. 30 of AATA, 1993