偏苯三酸酐 (CAS No.552-30-7)
- 中文别名
- 1,2,4-苯三酸酐；偏酐；4-羧基邻苯二甲酸酐；1,2,4-苯三甲酸酐
- 英文名称
- 1,2,4-Benzenetricarboxylic anhydride
- 分子式
- C9H4O5
- 所属类别
- 有机无机原料
- 物化性质
- 白色至微黄色针状晶体。熔点168℃，沸点390℃，相对密度1.68，闪点222℃。溶于热水及丙酮、2-丁酮、二甲基甲酰胺、乙酸乙酯、环己酮。溶于无水乙醇并发生反应。
- 外观
- 白色至微黄色针状晶体 偏酐含量w/%≥95.0 酸值/(mgKOH/g)≥865 结晶点/℃≥164 纯度≥99%
English description（英文原文，共 1075 字符）
Product Name:1,2,4-Benzenetricarboxylic anhydride
English Name:1,2,4-Benzenetricarboxylic anhydride
CAS No.:552-30-7
Aliases:Trimellitic anhydride, 4-Carboxyphthalic anhydride
Molecular Formula:C9H4O5
Physical Properties:White to slightly yellow needle crystals. Melting point 168°C, boiling point 390°C, relative density 1.68, flash point 222°C. Soluble in hot water, acetone, 2-butanone, dimethylformamide, ethyl acetate, and cyclohexanone. Reacts with anhydrous ethanol upon dissolution.
Uses:This product is used as a raw material for plasticizers with excellent heat resistance and weather resistance, with over 90% consumed in the production of trioctyl trimellitate plasticizer for PVC. It is also used as an epoxy resin curing agent, heat-resistant insulating laminate, heat-resistant varnish, stabilizer, dye pigment, surfactant, film, and polybasic acid for coatings.
Technical Specifications:
Appearance: white to slightly yellow needle crystals
Trimellitic anhydride content w/% ≥95.0
Acid value/(mgKOH/g) ≥865
Crystallization point/℃ ≥164
Purity ≥99%
English Name:1,2,4-Benzenetricarboxylic anhydride
CAS No.:552-30-7
Aliases:Trimellitic anhydride, 4-Carboxyphthalic anhydride
Molecular Formula:C9H4O5
Physical Properties:White to slightly yellow needle crystals. Melting point 168°C, boiling point 390°C, relative density 1.68, flash point 222°C. Soluble in hot water, acetone, 2-butanone, dimethylformamide, ethyl acetate, and cyclohexanone. Reacts with anhydrous ethanol upon dissolution.
Uses:This product is used as a raw material for plasticizers with excellent heat resistance and weather resistance, with over 90% consumed in the production of trioctyl trimellitate plasticizer for PVC. It is also used as an epoxy resin curing agent, heat-resistant insulating laminate, heat-resistant varnish, stabilizer, dye pigment, surfactant, film, and polybasic acid for coatings.
Technical Specifications:
Appearance: white to slightly yellow needle crystals
Trimellitic anhydride content w/% ≥95.0
Acid value/(mgKOH/g) ≥865
Crystallization point/℃ ≥164
Purity ≥99%
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常见问题
- 偏苯三酸酐的 CAS 号是多少？
- 偏苯三酸酐的 CAS 号是 552-30-7。
- 偏苯三酸酐的分子式和分子量是什么？
- 偏苯三酸酐的分子式为 C9H4O5。
- 偏苯三酸酐的英文名称是什么？
- 偏苯三酸酐的英文名称为 1,2,4-Benzenetricarboxylic anhydride。
- 偏苯三酸酐还有哪些别名？
- 偏苯三酸酐又称 1,2,4-苯三酸酐、偏酐、4-羧基邻苯二甲酸酐、1,2,4-苯三甲酸酐。
- 偏苯三酸酐有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条偏苯三酸酐供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 偏苯三酸酐的供应商主要分布在哪些地区？
- 偏苯三酸酐的供应商主要分布在 上海市（1 条） 等地。
- 偏苯三酸酐有哪些级别可选？
- 平台上偏苯三酸酐的供应级别包括 工业级。
- 偏苯三酸酐的报价单位是什么？
- 偏苯三酸酐的报价单位主要有 千克。
- 哪里可以查到偏苯三酸酐的价格？
- 掌上化工偏苯三酸酐产品页汇总了各供应商的最新报价与规格，地址：/chemicals/552-30-7/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
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