2,2,4,4-Tetramethyl-1,3-cyclobutanediol

Name: 2,2,4,4-Tetramethyl-1,3-cyclobutanediol
SKU: ACMA00016772
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Catalog NumberACMA00016772

CategoryPolymers

Description

WetSolid, OtherSolid

IUPAC Name

2,2,4,4-tetramethylcyclobutane-1,3-diol

Molecular Weight

144.21g/mol

Molecular Formula

C8H16O2

Canonical SMILES

CC1(C(C(C1O)(C)C)O)C

InChI

InChI=1S/C8H16O2/c1-7(2)5(9)8(3,4)6(7)10/h5-6,9-10H,1-4H3

InChI Key

FQXGHZNSUOHCLO-UHFFFAOYSA-N

Application

2,2,4,4-Tetramethyl-1,3-cyclobutanediol serves as a key component in creating advanced polyester materials, offering an alternative to conventional polycarbonates that include the harmful bisphenol A. This cyclic aliphatic diol monomer not only enhances the glass transition temperature and shock resistance of the resulting polyesters but also improves their transparency, impact strength, melt viscosity, and toughness. Commonly presented as a white crystalline powder, it is integral to the production of Eastman Tritan™ copolyester. The typical method for synthesizing this monomer involves the hydrogenation of 2,2,4,4-tetramethyl-1,3-cyclobutanedione in the presence of dihydrogen.

Complexity

115

Covalently-Bonded Unit Count

EC Number

221-140-0

Exact Mass

144.11503g/mol

Formal Charge

Heavy Atom Count

Monoisotopic Mass

144.11503g/mol

NSC Number

92373;46473

Rotatable Bond Count

UNII

V7WK40I307;V3G697089H

XLogP3

1.1

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