2,2-Bis(3,4-dimethylphenyl)hexafluoropropane is a hexafluoroisopropylidene-bridged aromatic compound used as an intermediate in the production of high-performance polyimides. It is structurally related to 4,4'-(hexafluoroisopropylidene)diphthalic anhydride (6FDA), a monomer for advanced polymer materials.
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Methyl 2-bromo-4-fluorobenzoate
pharmaceutical intermediate
2-Amino-3-acetylpyridine
pharmaceutical intermediate
Ethyl 2-(4-hydroxyphenoxy)propionate
pharmaceutical intermediate
Trans-4'-Propyl-(1,1'-bicyclohexyl)-4-carboxylic acid
pharmaceutical intermediate
The international HS code for 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane (CAS 65294-20-4) is 2903.99.
2903.99
2903 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
4-[2-(3,4-dimethylphenyl)-1,1,1,3,3,3-hexafluoropropan-2-yl]-1,2-dimethylbenzene
GLFKFHJEFMLTOB-UHFFFAOYSA-N
CC1=C(C=C(C=C1)C(C2=CC(=C(C=C2)C)C)(C(F)(F)F)C(F)(F)F)C
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