Cas no for 643-79-8,1,2-Phthalic dicarboxaldehyde ACID Cas number search msds database,online free cas number chemistry search engine,cas number sigma aldrich

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Home > CAS No. Inquiry > 643-79-8

643-79-8

[CAS Name] 1,2-Phthalic dicarboxaldehyde

[Formula] C8H6O2

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Basica Info

[CAS Name]1,2-Phthalic dicarboxaldehyde
[Alias]phthalaldehyde; o-Phthalic dicarboxaldehyde; o-Phthaldialdehyde OPD; o-Phthalaldehyde (1.11452); Phthaldialdehyde; o-Phthaldialdehyde; O-PHTHALALDEHYDE; O-PHTALALDEHYDE; o-phthaladehyde; Benzene-1,2-dicarboxaldehyde; OPA; benzene-1,2-dicarbaldehyde; 1,2-Benzenedialdehyde
[Number]643-79-8
[EINECS]211-402-2
[Formula]C8H6O2
[Molecular weight]134.132

[Melting point]54-57℃
[Boiling point]266.1°C at 760 mmHg
[Density]0.0088mmHg at 25°C
[Flash point]98.5°C

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Jinan Finer Chemical Co., Ltd.

Name: o-Phthalaldehyde
CAS: 643-79-8
Purity: ≥99%
Appearance: yellowish crystal solid
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.

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Shandong Zhishang Chemical Co.,Ltd

Factory Location:Shandong

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Shandong Zhishang Chemical Co.,Ltd

Factory Location:Shandong

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