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Merck
CN

131946

Sigma-Aldrich

2,2,4,4-四甲基-1,3-环丁二醇,异构体混合物

99%

别名:

1,3-二羟基-2,2,4,4-四甲基环丁烷, 2,2,4,4-四甲基-1,3-环丁二醇, 2,4-二羟基-1,1,3,3-四甲基环丁烷

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About This Item

线性分子式:
(CH3)4C4H2(OH)2
CAS号:
分子量:
144.21
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

质量水平

方案

99%

沸点

210-215 °C (lit.)

mp

126-129 °C (lit.)

官能团

hydroxyl

SMILES字符串

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

应用

2,2,4,4-四甲基-1,3-环丁二醇已被用于制备Eastman Tritan共聚酯

法律信息

Tritan is a trademark of Eastman Kodak Company

象形图

FlameExclamation mark

警示用语:

Danger

危险分类

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

靶器官

Respiratory system

储存分类代码

4.1B - Flammable solid hazardous materials

WGK

WGK 3

闪点(°F)

125.6 °F - closed cup

闪点(°C)

52 °C - closed cup

个人防护装备

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


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分析证书(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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