Difference between revisions of "4-chloro-3-methylphenol"

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== Description ==
 
== Description ==
  
White crystals with a phenolic odor that have been used as a topical antiseptic. Chlorocresol dissolved in [http://cameo.mfa.org/materials/fullrecord.asp?name=ethyl%20alcohol ethanol] has been used as a [http://cameo.mfa.org/materials/fullrecord.asp?name=fungicide fungicide] on [http://cameo.mfa.org/materials/fullrecord.asp?name=paint paintings], [http://cameo.mfa.org/materials/fullrecord.asp?name=parchment parchment], and [http://cameo.mfa.org/materials/fullrecord.asp?name=stone stone] (Caneva et al 1991).
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White crystals with a phenolic odor that have been used as a topical antiseptic. Chlorocresol dissolved in [[ethyl%20alcohol|ethanol]] has been used as a [[fungicide|fungicide]] on [[paint|paintings]], [[parchment|parchment]], and [[stone|stone]] (Caneva et al 1991).
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
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chlorocresol; p-chloro m-cresol; parachlorometacresol; 4-chloro-m-cresol; CMC; 2-chloro-5-hydroxytoluene
 
chlorocresol; p-chloro m-cresol; parachlorometacresol; 4-chloro-m-cresol; CMC; 2-chloro-5-hydroxytoluene
  
[[[SliderGallery rightalign|4-chloro-3-methylphenol.jpg~Chemical structure]]]
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== Physical and Chemical Properties ==
 
 
== Other Properties ==
 
  
 
Soluble in alcohol, benzene, chloroform, ether, acetone, mineral spirits, oils, terpenes, and aqueous alkaline solutions.
 
Soluble in alcohol, benzene, chloroform, ether, acetone, mineral spirits, oils, terpenes, and aqueous alkaline solutions.
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|-
 
|-
 
! scope="row"| Melting Point
 
! scope="row"| Melting Point
| 55.5; 66
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| 55.5 - 66 C
 
|-
 
|-
 
! scope="row"| Molecular Weight
 
! scope="row"| Molecular Weight
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|-
 
|-
 
! scope="row"| Boiling Point
 
! scope="row"| Boiling Point
| 235
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| 235 C
 
|}
 
|}
  
== Hazards and Safety ==
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== 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: [http://www.fishersci.ca/msds2.nsf/0/3E4243A8EDA2220F85256CA50000AAF8/$file/MSDS-97739.html?open MSDS]
 
 
 
== Additional Information ==
 
 
 
G.Caneva, M.P.Nugari, O.Salvadori, ''Biology in the Conservation of Works of Art'', ICCROM, Rome, 1991.
 
 
 
== Comparisons ==
 
  
[[media:download_file_14.pdf|pdf]]
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* Toxic by ingestion. LD50 = 1830 mg/kg. Turns yellow with exposure to light and air.  
  
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* Contact causes irritation, dermatitis and allergic reactions.
  
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* Fisher Scientific: [https://www.fishersci.com/store/msds?partNumber=AC109480050&productDescription=4-CHLORO-3-METHYLPHENOL+99%25+5G&vendorId=VN00032119&countryCode=US&language=en SDS]
  
== Authority ==
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==Resources and Citations==
  
 
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: Entry # 2102
 
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: Entry # 2102

Latest revision as of 13:55, 8 April 2022

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