HQDA, or 1,4-bis(2-hydroxyethyl)piperazine, is a chemical compound characterized by its piperazine structure, which features two hydroxyethyl groups attached to the nitrogen atoms. This compound is typically a colorless to pale yellow liquid and is soluble in water and various organic solvents, making it versatile for different applications. HQDA is primarily used as a building block in the synthesis of polymers, surfactants, and other chemical intermediates. Its hydroxyl groups contribute to its reactivity, allowing it to participate in various chemical reactions, including those involving cross-linking and polymerization. Additionally, HQDA exhibits properties that can enhance the performance of materials, such as improved adhesion and flexibility. Safety data indicates that, like many chemical substances, it should be handled with care, as it may cause irritation upon contact with skin or eyes. Proper safety measures, including the use of personal protective equipment, are recommended when working with this compound.

HQDA

17828-53-4: Hydroquinone Diphthalic Anhydride, 1,4-Bis(3,4-dicarboxyphenoxy)benzene dianhydride

5,5'-(1,4-Phenylenebis(oxy))bis(isobenzofuran-1,3-dione)

4,4'-(1,4-Phenylenedioxy)bisphthalic Anhydride

5, 5'-[1,4-Phenylenebis(oxy)]bis-1, 3-isobenzofurandione is a chemical compound that belongs to the group of polyimides. It is a polymer with a high resistance to heat and chemicals. The thermal expansion coefficients of this material are low, which makes it suitable for use in temperature-sensitive applications. The hydroxyl groups allow the formation of hydrogen bonds between the chains and increase the solubility in water. This chemical can be used as an organic solution or as a solid matrix in gravimetric analysis.

CAS 17828-53-4: HQDA

5,5'-(1,4-Phenylenebis(oxy))bis(isobenzofuran-1,3-dione)

Ref: 54-OR92435

4,4'-(1,4-Phenylenedioxy)bisphthalic Anhydride

Ref: 3B-P2421

5,5'-(1,4-Phenylenebis(oxy))bis(isobenzofuran-1,3-dione)

Ref: 10-F633651

5,5'-(1,4-Phenylenebis(oxy))bis(isobenzofuran-1,3-dione)

Ref: IN-DA01EG7H

5, 5'- [1, 4-Phenylenebis(oxy) ] bis-1, 3-isobenzofurandione

Ref: 3D-FI153486