Difference between pages "Anthraquinone" and "Cat hair"

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[[File:Anthraquinone_abs.jpg|thumb|Absorption spectrum]]
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[[File:Burmesecatwp2.jpg|thumb|Burmese chocolate cat]]
 
== Description ==
 
== Description ==
  
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Yellow, needle-like crystals that are derived from [[anthracene|anthracene]] or [[phthalic%20anhydride|phthalic anhydride]]. Anthraquinone was first sold commercially in 1901. It was used as the starting material in the manufacture of many synthetic dyes, such as [[alizarin%2C%20synthetic|alizarin]]. Anthraquinone may be detected by the appearance of a red color on treatment with alkali, [[zinc|zinc]] powder, and [[water|water]].
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The soft, springy hair from domesticated [[cat]] (''Felis catus''). Some types of cat hair (short white or tips of long, white) have been used in artist brushes. In Asia, cat hair brushes are used for detail work (Pinney 1999).
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* For cat hair identification, see http://cameo.mfa.org/wiki/Category:FRIL:_Cat
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
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anthroquinone (sp); 9,10-anthracenedione; 9,10-anthraquinone;  9,10-dioxoanthracene; Morkit; Anthradione; Anthrachinon (Deut.); anthraquinon (Fr.); antrachinone (It.)
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Felis catus; domestic cat; house cat
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[[[SliderGallery rightalign|anthraquinone.jpg~Chemical structure]]]
 
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== Risks ==
 
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Combustible. Flash point = 185C (365 F). Causes skin irritation. 
 
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Fisher Scientific: [https://fscimage.fishersci.com/msds/97262.htm MSDS]
 
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== Physical and Chemical Properties ==
 
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Soluble in ethanol, ether and acetone. Insoluble in water.
 
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{| class="wikitable"
 
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|-
 
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! scope="row"| Composition
 
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| C6H4(CO)2C6H4
 
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|-
 
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! scope="row"| CAS
 
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| 84-65-1
 
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|-
 
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! scope="row"| Melting Point
 
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| 286 C
 
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|-
 
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! scope="row"| Density
 
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| 1.419-1.438 g/ml
 
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|-
 
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! scope="row"| Molecular Weight
 
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| mol. wt.=208.05
 
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|-
 
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! scope="row"| Boiling Point
 
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| 379-381 C
 
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|}
 
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== Resources and Citations ==
 
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 284
 
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
 
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* Hoechst Celanese Corporation, ''Dictionary of Fiber & Textile Technology'' (older version called Man-made Fiber and Textile Dictionary, 1965), Hoechst Celanese Corporation, Charlotte NC, 1990
 
  
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* Rosalie Rosso King, ''Textile Identification, Conservation, and Preservation'', Noyes Publications, Park Ridge, NJ, 1985
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[[File:cathair1large.jpg|thumb|Cat hair]]
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[[File:cathairlarge.jpg|thumb|Cat hair]]
  
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* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 726
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==Resources and Citations==
  
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* Wikipedia: http://en.wikipedia.org/wiki/Anthraquinone (Accessed Mar. 20, 2006)
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* Zora Sweet Pinney, 'A Handle on the Terms used for Artists' Brushes', unpublished glossary, 1999
  
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* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
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* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "cat, domestic" [Accessed October 16, 2003].
  
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* Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997
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* Wikipedia: http://en.wikipedia.org/wiki/Cat (Accessed Oct. 18, 2005)
  
  
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 08:31, 24 May 2022

Burmese chocolate cat

Description

The soft, springy hair from domesticated Cat (Felis catus). Some types of cat hair (short white or tips of long, white) have been used in artist brushes. In Asia, cat hair brushes are used for detail work (Pinney 1999).

Synonyms and Related Terms

Felis catus; domestic cat; house cat

Cat hair
Cat hair

Resources and Citations

  • Zora Sweet Pinney, 'A Handle on the Terms used for Artists' Brushes', unpublished glossary, 1999

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