TEREPHTHALIC ACID - (100-21-0)

介绍

名称: terephthalic acid; 1,4-benzenedicarboxylic acid; p-phthalic acid
* IUPAC
CAS号码: 100-21-0
化学式: C8H6O4 or C6H4(COOH)2
摩尔质量: 166.13084 g
物质状态: white crystals/powder
质量百分比: C 57.837 %; H 3.6402 %; O 38.522 % 
异构体:  isophthalic acid  •  phthalic acid

分类

• 有机 • 芳香 • 羧酸

用途/功能

• "Forms polyesters with glycols which are made into plastic films and sheets; in analytical chemistry." 1

物理性能

熔点:*
425°C 2 = 698.15 K = 797°F
沸点:*
300°C 2 = 573.15 K = 572°F
300°C 3 = 573.15 K = 572°F

* - 1 atm pressure

可溶性

定性:
不溶性:  • • 3
微溶于:  3

粘接

双键: 5
三键: 0
σ键: 18
丕债券: 5
总: 23
羧基: 2
羟基: 0
杂交: all carbons are sp2; double bonded oxygen is sp2; single bonded oxygen is sp3

反应

The oxidation of p-xylene by oxygen in air:


了解更多信息

来源

(1) - The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals, 13th ed.; Budavari, S.; O'Neil, M.J.; Smith, A.; Heckelman, P. E.; Kinneary, J. F., Eds.; Merck & Co.: Whitehouse Station, NJ, 2001; entry 9238.
(2) - Dean, John A. Lange's Handbook of Chemistry, 11th ed.; McGraw-Hill Book Company: New York, NY, 1973; p 7:331.
(3) - Lide, David R. CRC Handbook of Chemistry and Physics, 83rd ed.; CRC Press: Boca Raton, FL, 2002; p 3-38.