9,9-Bis (4-Hydroxyphenyl) Fluorene

• CAT Number: R040291
• CAS Number: 3236-71-3
• Molecular Formula: C25H18O2
• Molecular Weight: 350.42
• Purity: ≥95%
• Synonyms: 4,4’-(9H-Fluoren-9-ylidene)bis-phenol; 4,4’-Fluoren-9-ylidenedi-Phenol; 4,4’-(9H-Fluoren-9-ylidene)bis[phenol]; 4,4’-Fluoren-9-ylidenebisphenol; 4,4’-Fluoren-9-ylidenediphenol; 9,9-Bis(4-hydroxyphenyl)-9H-fluorene; 9,9-Bis(p-hydroxyphenyl)fluorene
• Storage: -20°C
• IUPAC Name: 4-[9-(4-hydroxyphenyl)fluoren-9-yl]phenol
• InChI: InChI=1S/C25H18O2/c26-19-13-9-17(10-14-19)25(18-11-15-20(27)16-12-18)23-7-3-1-5-21(23)22-6-2-4-8-24(22)25/h1-16,26-27H
• InChIKey: YWFPGFJLYRKYJZ-UHFFFAOYSA-N
• SMILES: C1=CC=C2C(=C1)C3=CC=CC=C3C2(C4=CC=C(C=C4)O)C5=CC=C(C=C5)O

9,9-Bis(4-hydroxyphenyl)fluorene(CAT: R040291) is a rigid, high-performance bisphenol compound featuring a fluorene core substituted with two para-hydroxyphenyl groups. This molecule is widely used as a monomer in advanced polymer synthesis, including the preparation of high-temperature polyesters, polycarbonates, and epoxy resins. Its extended aromatic system imparts excellent thermal stability, mechanical strength, and optical clarity to the resulting materials. The phenolic groups allow for reactive incorporation into crosslinked networks and functionalized architectures. With its high glass transition temperature and rigidity, this compound is ideal for applications in electronics, aerospace composites, and high-performance coatings.