Difference between revisions of "Dimethyl terephthalate"
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A colorless, crystalline compound used in the production of [[polyethylene terephthalate]] (polyester) [[polyester resin|resins]], [[polyester fiber|fibers]], and [[polyester film|films]]. | A colorless, crystalline compound used in the production of [[polyethylene terephthalate]] (polyester) [[polyester resin|resins]], [[polyester fiber|fibers]], and [[polyester film|films]]. | ||
| − | + | [[[SliderGallery rightalign|dimethyl terephthalate.jpg~Chemical structure]]] | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
DMT; dimethyl p-phthalate; dimethyl 1,4-benzenedicarboxylate; dimethyl ester of terephthalic acid | DMT; dimethyl p-phthalate; dimethyl 1,4-benzenedicarboxylate; dimethyl ester of terephthalic acid | ||
| − | + | == Risks == | |
| − | == | + | * Mild irritant. |
| + | * Combustible. Flash point = 153 C | ||
| + | * ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC180580250&productDescription=DIMETHYL+TEREPHTHALATE+25G&vendorId=VN00032119&countryCode=US&language=en SDS] | ||
| + | ==Physical and Chemical Properties== | ||
Insoluble in water, chloroform, ether, acetic acid. Soluble in hot ethanol, ether and alkalis. | Insoluble in water, chloroform, ether, acetic acid. Soluble in hot ethanol, ether and alkalis. | ||
| Line 22: | Line 25: | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 140.6 | + | | 140.6 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 1.2 | + | | 1.2 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| Line 31: | Line 34: | ||
|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 288 | + | | 288 C |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9306 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9306 | ||
Latest revision as of 13:25, 21 July 2022
Description
A colorless, crystalline compound used in the production of Polyethylene terephthalate (polyester) resins, fibers, and films.
Synonyms and Related Terms
DMT; dimethyl p-phthalate; dimethyl 1,4-benzenedicarboxylate; dimethyl ester of terephthalic acid
Risks
- Mild irritant.
- Combustible. Flash point = 153 C
- ThermoFisher: SDS
Physical and Chemical Properties
Insoluble in water, chloroform, ether, acetic acid. Soluble in hot ethanol, ether and alkalis.
| Composition | C6H4(COOCH3)2 |
|---|---|
| CAS | 120-61-6 |
| Melting Point | 140.6 C |
| Density | 1.2 g/ml |
| Molecular Weight | mol. wt. = 194.2 |
| Boiling Point | 288 C |
Resources and Citations
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9306
- Hoechst Celanese Corporation, Dictionary of Fiber & Textile Technology (older version called Man-made Fiber and Textile Dictionary, 1965), Hoechst Celanese Corporation, Charlotte NC, 1990