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| | Terephthalaldehyde Basic information |
| | Terephthalaldehyde Chemical Properties |
| Melting point | 114-116 °C (lit.) | | Boiling point | 245-248 °C (lit.) | | density | 1,06 g/cm3 | | vapor pressure | 0.25-0.46Pa at 20-25℃ | | refractive index | 1.4800 (estimate) | | Fp | 76 °C | | storage temp. | Store below +30°C. | | solubility | 3g/l | | form | Crystalline Powder | | color | White to light yellow | | Water Solubility | 3 g/L (50 ºC) | | Sensitive | Air Sensitive | | BRN | 385863 | | InChIKey | KUCOHFSKRZZVRO-UHFFFAOYSA-N | | LogP | 1 at 20.1℃ and pH6.6-6.8 | | CAS DataBase Reference | 623-27-8(CAS DataBase Reference) | | NIST Chemistry Reference | 1,4-Benzenedicarboxaldehyde(623-27-8) | | EPA Substance Registry System | 1,4-Benzenedicarboxaldehyde (623-27-8) |
| | Terephthalaldehyde Usage And Synthesis |
| Chemical Properties | WHITE TO LIGHT YELLOW CRYSTALLINE POWDER | | Uses | Terephthalaldehyde (cas# 623-27-8) is a compound useful in organic synthesis. | | Synthesis Reference(s) | Organic Syntheses, Coll. Vol. 3, p. 788, 1955
Tetrahedron Letters, 36, p. 2285, 1995 DOI: 10.1016/0040-4039(95)00191-E | | Purification Methods | Terephthalaldehyde [623-27-8] M 134.1, m 116o, b 245 -248o/771mm. Crystallise terephthalaldehyde from water. [Beilstein 7 IV 2140.] |
| | Terephthalaldehyde Preparation Products And Raw materials |
| Raw materials | Nitric acid-->Chlorine-->P-XYLENE | | Preparation Products | 1,4-Bis(4-cyanostyryl)benzene-->1,4-BIS(2-METHYLSTYRYL)BENZENE-->1-(2-Cyanostyryl)-4-(4-cyanostyryl)benzene-->Fluorescent brightener PS-1-->2,2',5,5'-TETRAMETHYLBIPHENYL-->4-(BROMODIFLUOROMETHYL)-1-(DIFLUOROMETHYL)BENZENE-->4-PHENYLENEDIACRYLIC ACID-->1,4-Bis(2-cyanostyryl)benzene-->4',4''''-(1,4-PHENYLENE)BIS(2,2':6',2''-TERPYRIDINE)-->4-CHLOROMETHYLBENZALDEHYDE; >95%DISCONTINUED 10/25/01-->1,4-Phenylenediacetonitrile-->Terephthalic acid-->N,N'-TEREPHTHALYLIDENEDIANILINE |
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