Salicylic acid - Revision history

MDerrick at 17:19, 28 June 2022

2022-06-28T17:19:28Z

← Older revision		Revision as of 13:19, 28 June 2022
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	A white crystalline powder. Salicylic acid occurs naturally in wintergreen leaves and the bark of sweet birch. It is prepared synthetically for used in the manufacture of aspirin and dyestuffs. Salicylic acid is also used as a preservative and fungicide in pastes.		A white crystalline powder. Salicylic acid occurs naturally in wintergreen leaves and the bark of sweet birch. It is prepared synthetically for used in the manufacture of aspirin and dyestuffs. Salicylic acid is also used as a preservative and fungicide in pastes.
			[[[SliderGallery rightalign\|salicylic acid.jpg~Chemical structure]]]
	== Synonyms and Related Terms ==		== Synonyms and Related Terms ==

	2-hydroxybenzoic acid; Keralyt; Occlusal; Verrugon; o-hydroxybenzoic acid		2-hydroxybenzoic acid; Keralyt; Occlusal; Verrugon; o-hydroxybenzoic acid

	~~[[[SliderGallery rightalign\|salicylic acid.jpg~Chemical structure]]]~~		== Risks ==

	== ~~Other Properties~~ ==		* Combustible.
			* Toxic by ingestion of large amounts.
			* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AAA1225336&productDescription=SALICYLIC+ACID+99%25+500G&vendorId=VN00024248&countryCode=US&language=en SDS]

	~~Soluble in hot water, ethanol, acetone, ether.~~		==Physical and Chemical Properties==

	The fluorescence of salicylic acid changes with pH. It is colorless below pH=2.5 and blue fluorescent above 3.5.		* Soluble in hot water, ethanol, acetone, ether.
			* The fluorescence of salicylic acid changes with pH. It is colorless below pH=2.5 and blue fluorescent above 3.5.

	{\| class="wikitable"		{\| class="wikitable"
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	\|-		\|-
	! scope="row"\| Melting Point		! scope="row"\| Melting Point
	\| 157-161		\| 157-161 C
	\|-		\|-
	! scope="row"\| Density		! scope="row"\| Density
	\| 1.443		\| 1.443 g/ml
	\|-		\|-
	! scope="row"\| Molecular Weight		! scope="row"\| Molecular Weight
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	\|-		\|-
	! scope="row"\| Boiling Point		! scope="row"\| Boiling Point
	\| 211		\| 211 C
	\|}		\|}

	== ~~Hazards~~ and ~~Safety ==~~		==Resources and Citations==

	~~Combustible. Toxic by ingestion of large amounts.~~

	~~LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0563.html International Chemical Safety Card]~~

	~~== Sources Checked for Data in Record~~ ==

	* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872		* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872

Jruggiero: Text replace - "== Authority ==" to "== Sources Checked for Data in Record =="

2016-05-01T23:10:03Z

Text replace - "== Authority ==" to "== Sources Checked for Data in Record =="

← Older revision		Revision as of 19:10, 1 May 2016
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	LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0563.html International Chemical Safety Card]		LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0563.html International Chemical Safety Card]

	== ~~Authority~~ ==		== Sources Checked for Data in Record ==

	* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872		* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872

Unknown user at 12:24, 24 July 2013

2013-07-24T12:24:38Z

← Older revision		Revision as of 08:24, 24 July 2013
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	== Authority ==		== Authority ==

	* ~~G.S.Brady,~~ G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872		* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872

	* ~~Richard S. Lewis,~~ Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993		* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993

	* ~~Matt Roberts, Don Etherington,~~ Matt Roberts, Don Etherington, ''Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology'', U.S. Government Printing Office, Washington DC, 1982		* Matt Roberts, Don Etherington, ''Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology'', U.S. Government Printing Office, Washington DC, 1982

	* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8484		* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8484
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	* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976		* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976

	* ~~Random House,~~ Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997		* Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997

	* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998		* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998

Unknown user at 18:03, 27 April 2013

2013-04-27T18:03:26Z

New page

== Description ==

A white crystalline powder. Salicylic acid occurs naturally in wintergreen leaves and the bark of sweet birch. It is prepared synthetically for used in the manufacture of aspirin and dyestuffs. Salicylic acid is also used as a preservative and fungicide in pastes.

== Synonyms and Related Terms ==

2-hydroxybenzoic acid; Keralyt; Occlusal; Verrugon; o-hydroxybenzoic acid

[[[SliderGallery rightalign|salicylic acid.jpg~Chemical structure]]]

== Other Properties ==

Soluble in hot water, ethanol, acetone, ether.

The fluorescence of salicylic acid changes with pH. It is colorless below pH=2.5 and blue fluorescent above 3.5.

{| class="wikitable"
|-
! scope="row"| Composition
| C6H4(OH)(COOH)
|-
! scope="row"| CAS
| 69-72-7
|-
! scope="row"| Melting Point
| 157-161
|-
! scope="row"| Density
| 1.443
|-
! scope="row"| Molecular Weight
| mol. wt. = 138.1
|-
! scope="row"| Boiling Point
| 211
|}

== Hazards and Safety ==

Combustible. Toxic by ingestion of large amounts.

LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0563.html International Chemical Safety Card]

== Authority ==

* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 872

* Richard S. Lewis, Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993

* Matt Roberts, Don Etherington, Matt Roberts, Don Etherington, ''Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology'', U.S. Government Printing Office, Washington DC, 1982

* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8484

* ''CRC Handbook of Chemistry and Physics'', Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: The fluorescence of salicylic acid changes with pH. It is colorless below pH=2.5 and blue fluorescent above 3.5.

* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976

* Random House, Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997

* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998

[[Category:Materials database]]