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O-Phthalaldehyde CAS 643-79-8

Views: 3     Author: Site Editor     Publish Time: 15-07-2022      Origin: Site Inquire

Properties


Melting point: 55-58 ℃(lit.)

Boiling point: 83-84 ℃ (0.7501 mmHg)

Density: 1.13

Refractive index: 1.4500 (estimate)

Flash Point: >230℉

Storage conditions: 2-8℃

643-79-8

CAS 643-79-8



Introduction


Orthophthalaldehyde, pale yellow crystal, sensitive to light and air, can volatilize with water vapor. Soluble in water, ethanol, ether and organic solvents, slightly soluble in petroleum ether. irritating.


Uses


1. Analytical reagent in the chemical field: As an amine alkaloid reagent, it is used for the determination of primary amine and peptide bond decomposition products by fluorescence method.

2. Organic synthesis: It is also a pharmaceutical intermediate.

3. Fluorescent reagent, used for pre-column HPLC separation of amino acid derivatives, and flow cytometry to measure protein thiol groups.


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