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Merck

276685

Sigma-Aldrich

甲基丙烯酸酐

contains 2,000 ppm topanol A as inhibitor, ≥98%

别名:

Methacrylic acid anhydride

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About This Item

线性分子式:
[H2C=C(CH3)CO]2O
CAS号:
分子量:
154.16
Beilstein:
1761982
MDL编号:
UNSPSC代码:
12162002
PubChem化学物质编号:
NACRES:
NA.23

质量水平

方案

≥98%

表单

liquid

包含

2,000 ppm topanol A as inhibitor

折射率

n20/D 1.453 (lit.)

沸点

87 °C/13 mmHg (lit.)

密度

1.035 g/mL at 25 °C (lit.)

SMILES字符串

CC(=C)C(=O)OC(=O)C(C)=C

InChI

1S/C8H10O3/c1-5(2)7(9)11-8(10)6(3)4/h1,3H2,2,4H3

InChI key

DCUFMVPCXCSVNP-UHFFFAOYSA-N

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一般描述

甲基丙烯酸酐是一种有机化合物,来源于甲基丙烯酸,属于丙烯酸类。它主要用作聚合物的单体,特别是聚(甲基丙烯酸)及其共聚物的生产中。由于其优异的化学和热稳定性,这些聚合物在广泛的行业中应用,包括生物可再生树脂、pH敏感水凝胶、热固性树脂、涂料、胶粘剂和塑料。在甲基丙烯酸酐的聚合过程中,最常用的抑制剂是Topanol A。通常以小量(2000 ppm)添加,以阻止在聚合过程中不良的副反应,确保受控和高质量的聚合物形成。

应用

甲基丙烯酸酐可用作合成以下材料的起始物:
  • 通过共聚反应合成甲基丙烯酰化软骨素硫酸盐pH敏感水凝胶。这些水凝胶可用于药物传递系统。
  • 高性能木质素基热固性树脂。
  • 凝胶聚合物电解质,然后与阴极集成以形成高性能锂离子电池。
甲基丙烯酸酐也可用作前体,用于合成生物可再生树脂,应用于复合材料应用。例如,它可用于制备大豆油和丁香酚基树脂体系。该树脂具有较高的热稳定性和良好的机械性能,使其成为拉挤工艺的合适基体。

象形图

CorrosionExclamation mark

警示用语:

Danger

危险分类

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

靶器官

Respiratory system

储存分类代码

10 - Combustible liquids

WGK

WGK 2

闪点(°F)

183.2 °F - closed cup

闪点(°C)

84 °C - closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Notes-Acrylic and Methacrylic Anhydrides.
Brotherton T, et al.
The Journal of Organic Chemistry, 26(4), 1283-1284 (1961)
Avathamsa Athirasala et al.
Scientific reports, 7(1), 3323-3323 (2017-06-14)
The requirement for immediate vascularization of engineered dental pulp poses a major hurdle towards successful implementation of pulp regeneration as an effective therapeutic strategy for root canal therapy, especially in adult teeth. Here, we demonstrate a novel strategy to engineer
G Bahcecioglu et al.
Biomaterials, 218, 119361-119361 (2019-07-25)
A PCL/hydrogel construct that would mimic the structural organization, biochemistry and anatomy of meniscus was engineered. The compressive (380 ± 40 kPa) and tensile modulus (18.2 ± 0.9 MPa) of the PCL scaffolds were increased significantly when constructs were printed with a shifted design and circumferential
Cyclopolymerization. IV. Structure of polymethacrylic anhydride and kinetics of polymerization of methacrylic anhydride.
Smets G, et al.
Journal of Polymer Science: Part A, General Papers, 2(11), 4825-4834 (1964)
Kunyu Zhang et al.
Materials science & engineering. C, Materials for biological applications, 103, 109835-109835 (2019-07-28)
Hydrogels are promising soft materials for the delivery of therapeutic cells and cargo molecules. Inspired by mussel adhesion chemistry, hydrogels based on catechol (Cat)-modified polysaccharides have been developed to enhance hydrogel-tissue interactions. However, due to the inevitable side reactions such

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