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
Physical and Chemical 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 C |
| Molecular Weight | mol. wt. = 142.58 |
| Boiling Point | 235 C |
Risks
- Toxic by ingestion. LD50 = 1830 mg/kg. Turns yellow with exposure to light and air.
- Contact causes irritation, dermatitis and allergic reactions.
- Fisher Scientific: SDS
Resources and Citations
- 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