Difference between revisions of "Terephthalic acid"

Latest revision as of 09:49, 8 June 2022

Description

A white, crystalline compound. Terephthalic acid is used in the production of polyethylene terephthalate (polyester) resins, fibers, and films.

Synonyms and Related Terms

1,4-benzenedicarboxylic acid; p-phthalic acid; Tephthol; TPA

Chemical structure

Risks

Mild irritant.
Combustible. Flash point = 260 C
ThermoFisher: SDS

Physical and Chemical Properties

Insoluble in water, chloroform, ether, acetic acid. Soluble in hot ethanol and alkalis.

Composition	C6H4(COOH)2
CAS	100-21-0
Melting Point	140.6 C
Density	1.51 g/ml
Molecular Weight	mol. wt.=166.1
Boiling Point	288 C

Resources and Citations

The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 9306

G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 605

Hoechst Celanese Corporation, Dictionary of Fiber & Textile Technology (older version called Man-made Fiber and Textile Dictionary, 1965), Hoechst Celanese Corporation, Charlotte NC, 1990

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

@@ Line 1: / Line 1: @@
 == Description ==
-A white, crystalline compound. Terephthalic acid is used in the production of polyethylene terephthalate (polyester) [http://cameo.mfa.org/materials/fullrecord.asp?name=polyester resin resins], [http://cameo.mfa.org/materials/fullrecord.asp?name=polyester fiber fibers], and [http://cameo.mfa.org/materials/fullrecord.asp?name=polyester film films].
+A white, crystalline compound. Terephthalic acid is used in the production of polyethylene terephthalate (polyester) [[polyester%20resin|resins]], [[polyester%20fiber|fibers]], and [[polyester%20film|films]].
 == Synonyms and Related Terms ==
@@ Line 9: / Line 9: @@
 [[[SliderGallery rightalign|terephthalic acid.jpg~Chemical structure]]]
-== Other Properties ==
+== Risks ==
+* Mild irritant.
+* Combustible.  Flash point = 260 C
+* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC180722500&productDescription=TEREPHTHALIC+ACID%2C+98%25+250GR&vendorId=VN00032119&countryCode=US&language=en SDS]
+== Physical and Chemical Properties ==
 Insoluble in water, chloroform, ether, acetic acid. Soluble in hot ethanol and alkalis.
@@ Line 22: / Line 27: @@
 |-
 ! scope="row"| Melting Point
-| 140.6
+| 140.6 C
 |-
 ! scope="row"| Density
-| 1.51
+| 1.51 g/ml
 |-
 ! scope="row"| Molecular Weight
@@ Line 31: / Line 36: @@
 |-
 ! scope="row"| Boiling Point
-| 288
+| 288 C
 |}
-== Hazards and Safety ==
+==Resources and Citations==
-Mild irritant. Combustible.  Flash point = 260 C
-LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0330.html International Chemical Safety Card]
-== Authority ==
-* Susan Budavari (ed.), ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996  Comment: entry 9306
+* ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996  Comment: entry 9306
-* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 605
+* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 605
-* Hoechst Celanese Corporation, Hoechst Celanese Corporation, ''Dictionary of Fiber & Textile Technology'' (older version called Man-made Fiber and Textile Dictionary, 1965), Hoechst Celanese Corporation, Charlotte NC, 1990
+* Hoechst Celanese Corporation, ''Dictionary of Fiber & Textile Technology'' (older version called Man-made Fiber and Textile Dictionary, 1965), Hoechst Celanese Corporation, Charlotte NC, 1990
-* 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
 [[Category:Materials database]]