120-61-6
Product Name:
Dimethyl terephthalate
Formula:
C10H10O4
Synonyms:
Dimethyl 1,4-benzenedicarboxylate, Terephthalic acid dimethyl ester, DMT;Dimethyl terephthalate
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Dimethyl terephthalate appears as white solid or heated colorless liquid. Has no odor. Liquid solidifies in cool water. Solid and liquid sink in water. (USCG, 1999) |
|---|---|
| Color/Form | Colorlesss crystals |
| Boiling Point | 572 °F at 760 mmHg (sublimes) (NTP, 1992) |
| Melting Point | 284 to 288 °F (NTP, 1992) |
| Flash Point | 308 °F (NTP, 1992) |
| Solubility | less than 1 mg/mL at 55 °F (NTP, 1992) |
| Density | 1.2 at 68 °F 1.08 at 145 °C (liquid) (USCG, 1999) - Denser than water; will sink |
| Vapor Density | 6.7 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 16 mmHg at 212 °F ; 140 mmHg at 302 °F (NTP, 1992) |
| LogP | log Kow = 2.25 |
| Autoignition Temperature | 1058 °F (USCG, 1999) |
| Decomposition | When heated to decomposition it emits acrid smoke and irritating fumes. |
| Viscosity | Liquid viscosity = 1.0682X10-3 Pa.s |
| Surface Tension | 2.5332X10-2 N/m at melting point |
| Kovats Retention Index | 1469 1461 1470 1480 1492 1475 1468 1512 1473 1468 1475 1475 1457.8 1517.6 1517.4 |
| Other Experimental Properties | Sublimes above 300 °C |
| Chemical Classes | Other Classes -> Other Aromatic Compounds |
COMPUTED DESCRIPTORS
| Molecular Weight | 194.18 g/mol |
|---|---|
| XLogP3 | 2.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 194.05790880 g/mol |
| Monoisotopic Mass | 194.05790880 g/mol |
| Topological Polar Surface Area | 52.6 Ų |
| Heavy Atom Count | 14 |
| Formal Charge | 0 |
| Complexity | 192 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Dimethyl terephthalate appears as white solid or heated colorless liquid. Has no odor. Liquid solidifies in cool water. Solid and liquid sink in water. (USCG, 1999)