4-氯代苯酐 (CAS No.118-45-6)
- 物化性质
- 白色或淡黄色片状固体。熔点124℃，沸点313℃，相对密度约1.56 g/cm³，闪点约169℃。不溶于水，溶于乙醇、乙醚、丙酮和苯等有机溶剂。EINECS号204-251-9，相对分子质量182.56。
- 外观
- 白色或淡黄色片状固体或粉末
- 含量
- 4-氯代邻苯二甲酸酐≥99% 4-氯代邻苯二甲酸≤1% 3-氯代邻苯二甲酸酐≤0.5% 3-氯代邻苯二甲酸≤0.5%
English description（英文原文，共 1022 字符）
Product Name:4-Chlorophthalic anhydride
English Name:4-Chlorophthalic anhydride
CAS No.:118-45-6
Aliases:4-Chlorophthalic acid anhydride, 4-Chloro-1,3-dihydro-2-benzofuran-1,3-dione
Molecular Formula:C8H3ClO3
Physical Properties:White or light yellow flaky solid. Melting point: 124°C. Boiling point: 313°C. Relative density: approx. 1.56 g/cm³. Flash point: approx. 169°C. Insoluble in water; soluble in organic solvents such as ethanol, ether, acetone and benzene. EINECS No.: 204-251-9. Relative molecular mass: 182.56.
Uses:Used as an intermediate in dyes, pharmaceuticals and pesticides, and as a raw material for synthesizing polyimide. Mainly used for preparing high-performance monomers such as biphenyl dianhydride, single-ether dianhydride, thioether dianhydride and bis(ether) dianhydride.
Technical Specifications:
Appearance: white or light yellow flaky solid or powder
Content: 4-chlorophthalic anhydride ≥99%
4-Chlorophthalic acid ≤1%
3-Chlorophthalic anhydride ≤0.5%
3-Chlorophthalic acid ≤0.5%
English Name:4-Chlorophthalic anhydride
CAS No.:118-45-6
Aliases:4-Chlorophthalic acid anhydride, 4-Chloro-1,3-dihydro-2-benzofuran-1,3-dione
Molecular Formula:C8H3ClO3
Physical Properties:White or light yellow flaky solid. Melting point: 124°C. Boiling point: 313°C. Relative density: approx. 1.56 g/cm³. Flash point: approx. 169°C. Insoluble in water; soluble in organic solvents such as ethanol, ether, acetone and benzene. EINECS No.: 204-251-9. Relative molecular mass: 182.56.
Uses:Used as an intermediate in dyes, pharmaceuticals and pesticides, and as a raw material for synthesizing polyimide. Mainly used for preparing high-performance monomers such as biphenyl dianhydride, single-ether dianhydride, thioether dianhydride and bis(ether) dianhydride.
Technical Specifications:
Appearance: white or light yellow flaky solid or powder
Content: 4-chlorophthalic anhydride ≥99%
4-Chlorophthalic acid ≤1%
3-Chlorophthalic anhydride ≤0.5%
3-Chlorophthalic acid ≤0.5%
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常见问题
- 4-氯代苯酐的 CAS 号是多少？
- 4-氯代苯酐的 CAS 号是 118-45-6。
- 4-氯代苯酐的分子式和分子量是什么？
- 4-氯代苯酐的分子式为 C8H3ClO3。
- 4-氯代苯酐的英文名称是什么？
- 4-氯代苯酐的英文名称为 4-Chlorophthalic anhydride。
- 4-氯代苯酐还有哪些别名？
- 4-氯代苯酐又称 4-氯代邻苯二甲酸酐、4-氯邻苯二甲酸酐。
- 4-氯代苯酐有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条4-氯代苯酐供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 4-氯代苯酐的供应商主要分布在哪些地区？
- 4-氯代苯酐的供应商主要分布在 上海市（1 条） 等地。
- 4-氯代苯酐有哪些级别可选？
- 平台上4-氯代苯酐的供应级别包括 工业级。
- 4-氯代苯酐的报价单位是什么？
- 4-氯代苯酐的报价单位主要有 千克。
- 哪里可以查到4-氯代苯酐的价格？
- 掌上化工4-氯代苯酐产品页汇总了各供应商的最新报价与规格，地址：/chemicals/118-45-6/。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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