Name: o-Phthalaldehyde
CAS: 643-79-8
Purity: ≥99%
Appearance: Yellowish crystal                                                  Capacity: 100mt/year
Min.packing: 100gram
Application: Disinfectant/pharmaceutical/dye/OLED intermediate
Standard: enterprise standard
Manufacturer: Jinan Finer Chemical Co., Ltd

Synonyms: OPA
                   Ortho phthalaldehyde
                   o-Phthalic aldehyde
          1,2-Phthalic dicarboxaldehyde
          1,2-Benzenedicarboxaldehyde
          Benzene-1,2-dicarboxaldehyde
Molecular Formula: C8H6O2
Molecular Weight: 134.13
CAS Registry Number: 643-79-8
EINECS: 211-402-2
Melting point: 54-57 ºC
Boiling point: 83-84 ºC
Flash point: 132 ºC
Water solubility: soluble

Detailed application：

1. It is used to produce high-efficiency and safe antimicrobial disinfectant for external use and to disinfect and sterilize endoscopic surgical instruments in hospitals.

2. As pharmaceutical intermediate, it is used to synthesize indobufen which is new anti-platelet aggregation drug.

3. As OLED intermediate, it is used to synthesize electronic materials.

4. Dye intermediate.