Description

[1,1′-Biphenyl]-4,4′-diol, 3,3′-dimethyl- (CAS No. 612-84-0) is a high-purity biphenyl derivative with the molecular formula C₁₄H₁₄O₂. This compound, also known as 4-(4-hydroxy-3-methylphenyl)-2-methylphenol, is a white to off-white crystalline powder with applications in advanced organic synthesis and material science. Its biphenyl core structure, substituted with hydroxyl and methyl groups, makes it a valuable intermediate for polymerization reactions, liquid crystal displays (LCDs), and pharmaceutical research. With a molecular weight of 214.26 g/mol, this compound exhibits excellent thermal stability and is soluble in common organic solvents such as ethanol, acetone, and dimethyl sulfoxide (DMSO). Suitable for laboratory and industrial use, it is packaged under inert conditions to ensure long-term stability and purity.

Properties

• CAS Number: 612-84-0
• Complexity: 205
• IUPAC Name: 4-(4-hydroxy-3-methyl-phenyl)-2-methyl-phenol
• InChI: InChI=1S/C14H14O2/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12/h3-8,15-16H,1-2H3
• InChI Key: WUGKVYDVIGOPSI-UHFFFAOYSA-N
• Exact Mass: 214.099379685
• Molecular Formula: C14H14O2
• Molecular Weight: 214.26
• SMILES: CC1=C(C=CC(=C1)C2=CC(=C(C=C2)O)C)O
• Topological: 40.5
• Monoisotopic Mass: 214.099379685
• Synonyms: [1,1′-Biphenyl]-4,4′-diol, 3,3′-dimethyl-, 4,4′-Dihydroxy-3,3′-dimethylbiphenyl, 3,3′-Dimethyl-4,4′-biphenyldiol, (m,m’-Bitolyl)-4,4′-diol, 3,3′-Dimethyl-4,4′-biphenol, NSC 4187, (1,1′-Biphenyl)-4,4′-diol, 3,3′-dimethyl-, DTXSID3060613, DTXCID2042987, 612-84-0, 4,4′-Bi-o-cresol, 3,3′-Dimethyl-1,1′-biphenyl-4,4′-diol, 4-(4-hydroxy-3-methylphenyl)-2-methylphenol, 3,3′-dimethyl-[1,1′-biphenyl]-4,4′-diol, NSC-4187, NSC4187, [m,4′-diol, Z4GKE937ZZ, SCHEMBL272034, WUGKVYDVIGOPSI-UHFFFAOYSA-N, [1,4′-diol, 3,3′-dimethyl-, MFCD01740686, 3,3-Dimethyl 4,4-dihydroxy biphenyl, DB-240732, F16589

Application

This compound serves as a key monomer in the synthesis of high-performance polymers, including polyesters and polycarbonates, due to its rigid biphenyl structure. It is also utilized in the production of liquid crystal materials for electronic displays, where its thermal stability and mesogenic properties are critical. Additionally, researchers employ it as a building block in pharmaceutical and agrochemical development for its ability to modulate biological activity.

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