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131946

Sigma-Aldrich

2,2,4,4-Tetramethyl-1,3-cyclobutanediol, mixture of isomers

99%

Synonym(s):

1,3-Dihydroxy-2,2,4,4-tetramethylcyclobutane, 2,2,4,4-Tetramethyl-1,3-cyclobutandiol, 2,2,4,4-Tetramethyl-1,3-cyclobutanediol, 2,4-Dihydroxy-1,1,3,3-tetramethylcyclobutane

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About This Item

Linear Formula:
(CH3)4C4H2(OH)2
CAS Number:
3010-96-6
Molecular Weight:
144.21
EC Number:
221-140-0
MDL number:
MFCD00001329
UNSPSC Code:
12352100
PubChem Substance ID:
24847538
NACRES:
NA.22

assay

99%

bp

210-215 °C (lit.)

mp

126-129 °C (lit.)

SMILES string

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

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

Related Categories

Application

2,2,4,4-Tetramethyl-1,3-cyclobutanediol was used in the preparation of Eastman Tritan™ copolyester.

Legal Information

Tritan is a trademark of Eastman Kodak Company

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Flam. Sol. 1 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

4.1B - Flammable solid hazardous materials

wgk_germany

WGK 3

flash_point_f

125.6 °F - closed cup

flash_point_c

52 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Certificates of Analysis (COA)

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Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 34(2), 307-319 (2016-11-29)
Polyesters (PESs) are gaining more importance on the food contact material (FCM) market and the variety of properties and applications is expected to be wide. In order to acquire the desired properties manufacturers can combine several FCM-approved polyvalent carboxylic acids
Thomas G Osimitz et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 50(6), 2196-2205 (2012-02-22)
Eastman Tritan™ copolyester, a novel plastic from Eastman is manufactured utilizing three monomers, di-methylterephthalate (DMT), 1,4-cyclohexanedimethanol (CHDM), and 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) in various ratios. As with most any polymer, the monomers along with the high molecular weight oligomers, whose toxicity is

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