478032

4,4′-(4,4′-Isopropylidenediphenoxy)bis(phthalic anhydride)

97%

• Synonym(s): 4,4′-(4,4′-Isopropylidenediphenoxy)bisphthalic dianhydride, 4,4′-(4,4′-Isopropylidenediphenoxy)diphthalic dianhydride, 4,4′-Bisphenol A diphthalic anhydride, 4,4′-[4,4′-Isopropylidenedi(p -phenyleneoxy)]bis(phthalic anhydride), Bisphenol A dianhydride
• Empirical Formula (Hill Notation): C₃₁H₂₀O₈
• CAS Number: 38103-06-9
• Molecular Weight: 520.49
• EC Number: 253-781-7
• MDL number: MFCD00319167
• UNSPSC Code: 12162002
• PubChem Substance ID: 24871443
• NACRES: NA.23

Properties

• assay: 97%
• mp: 184-187 °C (lit.)
• SMILES string: CC(C)(c1ccc(Oc2ccc3C(=O)OC(=O)c3c2)cc1)c4ccc(Oc5ccc6C(=O)OC(=O)c6c5)cc4
• InChI: 1S/C31H20O8/c1-31(2,17-3-7-19(8-4-17)36-21-11-13-23-25(15-21)29(34)38-27(23)32)18-5-9-20(10-6-18)37-22-12-14-24-26(16-22)30(35)39-28(24)33/h3-16H,1-2H3
• InChI key: MQAHXEQUBNDFGI-UHFFFAOYSA-N

Description

Application

• Phosphorus-containing polyimide fibers and their thermal properties: The study presents the synthesis of phosphorus-containing polyimides using 4,4′-(4,4′-Isopropylidenediphenoxy)bis(phthalic anhydride) for enhanced thermal properties. This research could be relevant for materials science in high-temperature applications (Serbezeanu et al., 2016).
• Thermal and chemical stability properties: The research discusses the synthesis of high-performance polyimides using 4,4′-(4,4′-Isopropylidene-diphenoxy)bis(phthalic anhydride), highlighting their excellent thermal and chemical resistance, pertinent to materials used in harsh environments (Othman et al., 2018).
• Synthesis and comparative study on polyetherimides: This study examines different isomers of 4,4′-Isopropylidenediphenoxy bis(phthalic anhydride) to develop polyetherimides with varied properties, useful in customizing materials for specific industrial applications (Jiang et al., 2021).
• Highly soluble and thermally stable copolyimides: The paper reports on the modification of copolyimides with 4,4′-(4,4′-isopropylidenediphenoxy)bis(phthalic anhydride), aiming at enhancing solubility and thermal stability, critical for electronic and aerospace applications (Yao et al., 2015).
• Structure–promoted high performance properties: Discusses the synthesis of polyimides and copolyimides from 4,4′-(4,4′-isopropylidenediphenoxy)bis(phthalic anhydride) with enhanced structural properties for high-performance polymers used in advanced technological applications (Sava et al., 2018).

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 3
• ppe: dust mask type N95 (US), Eyeshields, Faceshields, Gloves