Merck
CN

239690

Sigma-Aldrich

丁二酸酐

≥99% (GC)

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别名:
二氢-2,5-呋喃二酮
经验公式(希尔记法):
C4H4O3
CAS号:
分子量:
100.07
Beilstein:
108441
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

蒸汽密度

3.5 (vs air)

蒸汽压

1 mmHg ( 92 °C)

检测方案

≥99% (GC)

形式

solid

bp

261 °C (lit.)

mp

118-120 °C (lit.)

SMILES字符串

O=C1CCC(=O)O1

InChI

1S/C4H4O3/c5-3-1-2-4(6)7-3/h1-2H2

InChI key

RINCXYDBBGOEEQ-UHFFFAOYSA-N

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一般描述

丁二酸酐是丁二酸的五元环环酸酐。它被广泛应用于高分子材料、医药、农用化学品、染料、表面活性剂、有机阻燃材料的制造。它也可作为离子交换膜的交联剂和环氧树脂的固化剂。

应用

琥珀酸酐可用于制备:
  • 共价交联的氧化藻酸盐/N-琥珀酰-壳聚糖水凝胶,作为组织工程的注射系统。
  • 制备芯片上的功能化氧化物表面。
  • 作为起始原料,以金属三氟酸盐作为催化剂合成聚酯。
  • 作为交联剂提高玉米蛋白膜的力学性能和抗菌活性。

警示用语:

Danger

危险分类

Acute Tox. 4 Oral - Eye Dam. 1 - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1

储存分类代码

8A - Combustible, corrosive hazardous materials

WGK

WGK 1

闪点(°F)

314.6 °F

闪点(°C)

157 °C

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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