3,3'-[(E)-1,2-Diazenediyl]dibenzoic acid(CAS: 621-18-1)

3,3'-[(E)-1,2-Diazenediyl]dibenzoic acid, also known as diphenylglyoxime, is a colorless needle-like crystal. It is a diphenolic compound with a molecular formula of C14H10O4. This compound is soluble in water and ethanol, and insoluble in ether. It is used as a reagent for iron and other transition metals.

The main uses of 3,3'-[(E)-1,2-Diazenediyl]dibenzoic acid include its application as a reagent in analytical chemistry for the identification and titration of iron and other transition metals. It is also used in the synthesis of various organic compounds and as a stabilizer in some industrial applications.

3,3'-[(E)-1,2-Diazenediyl]dibenzoic acid is generally considered safe for laboratory use when handled with appropriate precautions. It is non-toxic but can cause skin irritation. Proper protective equipment such as gloves and eye protection should be used during handling. It should be stored away from direct sunlight and in a cool, dry place.

3,3'-[(E)-1,2-Diazenediyl]dibenzoic acid should be stored in a cool, dry place, away from direct sunlight and heat sources. It should be kept in a tightly closed container to prevent moisture absorption. It is sensitive to light and should be protected from light exposure. The storage temperature should not exceed 25°C.