| Synonyms | Benzene-1,4-dicarboxaldehyde; terephthalaldehyde; Terephthaldicarbo; p-Phthalaldehdye; p-Phthaldialdehyde; Terephthaldicarbozaldehyde; 1,4-Phthalaldehyde; terephthaldehyde; benzene-1,4-dicarbaldehyde; Terephtalaldehyde | 
| CAS RN. | 623-27-8 | 
| Molecular Formula | C8H6O2 | 
| Uses | It is the main raw material for the production of fluorescent whitening agent, also used for the synthesis of dyes and drugs; fine chemical intermediates |