产品名称

英文名称：Maleic anhydride

同义词

cis-Butenedioic anhydride 、 2,5-Furandione 、 Maleic anhydride, powder, 95% 、 2,5-furandion 、 DTXCID804166 、 J-521668 、 Maleic anhydride, 99% 、 Maleic anhydride, SAJ first grade, >=98.0% 、 NSC137653 、 NSC-137653、2,5-呋喃二酮 、 马来酸酐 、 顺酐

产品性质

CAS编号：108-31-6

分子式：C4H2O3

分子量：98.06

Beilstein号：106909

EC号：203-571-6

MDL号：MFCD00005518

PubChem编号：7923

别名：2,5-呋喃二酮 | 马来酸酐 | 顺酐

英文别名：cis-Butenedioic anhydride | 2,5-Furandione | Maleic anhydride, powder, 95% | 2,5-furandion | DTXCID804166 | J-521668 | Maleic anhydride, 99% | Maleic anhydride, SAJ first grade, >=98.0% | NSC137653 | NSC-137653

规格或纯度：AR,>99.0%(GC)

英文名称：Maleic anhydride

储存温度：充氩

运输条件：常规运输

产品介绍：对湿敏感，易升华，溶于水成为失水苹果酸，能溶于丙酮、乙酸乙酯、氯仿、苯的甲苯，溶于醇形成酯，微溶于四氯化碳和粗挥汽油。Product DescriptionThe structure of maleic acid consists of four carbon molecules along with carboxylate groups on either ends, with a double bond between the central carbon atoms. The anhydride of maleic acid has five atoms in its cyclic molecule, the unsaturated bond undergoes free radical polymerization in the presence of an initiator.Product ApplicationMaleic anhydride may be used in the synthesis of unsaturated polyester resins and as a reactant in synthesizing important products such as agricultural chemicals, lubricant additives and food acidulatents.

IUPAC Name：furan-2,5-dione

INCHI：InChI=1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H

InChi Key：FPYJFEHAWHCUMM-UHFFFAOYSA-N

Canonical SMILES：C1=CC(=O)OC1=O

Isomeric SMILES：C1=CC(=O)OC1=O

WGK Germany：1

RTECS：ON3675000

PubChem CID：7923

UN Number：2215

Packing Group：III

Reaxy-Rn：106909

溶解性：溶于水、丙酮、苯、氯仿等多数有机溶剂。

密度：1.48

敏感性：对湿度敏感

闪点(℉)：217.4 °F

闪点(℃)：103°C

沸点：200°C

熔点：52-55°C

一般危化品：一般危化品

象形图：

信号词：Danger

危险声明：H314 Causes severe skin burns and eye damageH302 Harmful if swallowedH318 Causes serious eye damageH317 May cause an allergic skin reactionH334 May cause allergy or asthma symptoms or breathing difficulties if inhaledH372 Causes damage to organs through prolonged or repeated exposure

预防措施声明：P261,P280,P302+P352,P321,P405,P501,P264,P260,P284,P270,P301+P330+P331,P304+P340,P363,P272,P333+P313,P362+P364,P330,P264+P265,P301+P317,P305+P354+P338,P317,P302+P361+P354,P316,P319,P342+P316

Class：8

Merck Index：5704

个人防护装备：Eyeshields,Faceshields,full-face particle respirator type N100 (US),Gloves,respirator cartridge type N100 (US),type P1 (EN143) respirator filter,type P3 (EN 143) respirator cartridges

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