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Product Name Ortho phthalaldehyde (OPA)
CAS No. 643-79-8
Appearance Yellowish crystal
Assay ≥99%
Capacity 100mt/year
Min.packing 100gram
Application Disinfectant/pharmaceutical/dye/OLED intermediate
Standard Enterprise export
More information Synonyms: OPA
                   o-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.

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