5-氰基苯酞 (CAS No.82104-74-3)
- 中文别名
- 1,3-二氢-5-氰基-2-苯并呋喃-1-酮；5-氰基-2-苯并呋喃-1(3H)-酮；5-氰基-3H-异苯并呋喃-1-酮
- 英文名称
- 5-Cyanophthalide
- 分子式
- C9H5NO2
- InChIKey
- XEEGWTLAFIZLSF-UHFFFAOYSA-N
- 所属类别
- 中间体
- 物化性质
- 白色至类白色结晶粉末，可溶于甲醇、乙醇、乙酸乙酯等有机溶剂，微溶于水。熔点约124～128℃，高温下分解，相对密度约1.33 g/cm³。对光、热敏感，应避光密封保存。
- 技术参数
- 含量（HPLC）≥98.0%
- 外观
- 白色至类白色结晶粉末
- 熔点
- 124～128℃ 干燥失重≤0.5% 炽灼残渣≤0.1%
English description（英文原文，共 1030 字符）
Product Name:5-Cyanophthalide
English Name:5-Cyanophthalide
CAS No.:82104-74-3
Aliases:5-Cyano-2-benzofuran-1(3H)-one, 5-Cyano-3H-isobenzofuran-1-one, 1,3-Dihydro-5-cyano-2-benzofuran-1-one
Molecular Formula:C9H5NO2
Physical Properties:White to off-white crystalline powder, soluble in methanol, ethanol, ethyl acetate and other organic solvents, slightly soluble in water. Melting point approximately 124–128°C with decomposition at high temperature. Relative density about 1.33 g/cm³. Sensitive to light and heat, should be stored in a sealed, light-protected container.
Uses:5-Cyanophthalide is a key intermediate in the synthesis of the antidepressant drug citalopram and its analogues. It is also used as a fine chemical intermediate for preparing cyano-substituted phthalide derivatives, heterocyclic compounds, and other functional molecules.
Technical Specifications:
Purity (HPLC) ≥98.0%
Appearance: white to off-white crystalline powder
Melting point: 124–128°C
Loss on drying ≤0.5%
Residue on ignition ≤0.1%
English Name:5-Cyanophthalide
CAS No.:82104-74-3
Aliases:5-Cyano-2-benzofuran-1(3H)-one, 5-Cyano-3H-isobenzofuran-1-one, 1,3-Dihydro-5-cyano-2-benzofuran-1-one
Molecular Formula:C9H5NO2
Physical Properties:White to off-white crystalline powder, soluble in methanol, ethanol, ethyl acetate and other organic solvents, slightly soluble in water. Melting point approximately 124–128°C with decomposition at high temperature. Relative density about 1.33 g/cm³. Sensitive to light and heat, should be stored in a sealed, light-protected container.
Uses:5-Cyanophthalide is a key intermediate in the synthesis of the antidepressant drug citalopram and its analogues. It is also used as a fine chemical intermediate for preparing cyano-substituted phthalide derivatives, heterocyclic compounds, and other functional molecules.
Technical Specifications:
Purity (HPLC) ≥98.0%
Appearance: white to off-white crystalline powder
Melting point: 124–128°C
Loss on drying ≤0.5%
Residue on ignition ≤0.1%
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常见问题
- 5-氰基苯酞的 CAS 号是多少？
- 5-氰基苯酞的 CAS 号是 82104-74-3。
- 5-氰基苯酞的分子式和分子量是什么？
- 5-氰基苯酞的分子式为 C9H5NO2。
- 5-氰基苯酞的英文名称是什么？
- 5-氰基苯酞的英文名称为 5-Cyanophthalide。
- 5-氰基苯酞还有哪些别名？
- 5-氰基苯酞又称 1,3-二氢-5-氰基-2-苯并呋喃-1-酮、5-氰基-2-苯并呋喃-1(3H)-酮、5-氰基-3H-异苯并呋喃-1-酮。
- 5-氰基苯酞有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条5-氰基苯酞供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 5-氰基苯酞的供应商主要分布在哪些地区？
- 5-氰基苯酞的供应商主要分布在 上海市（1 条） 等地。
- 5-氰基苯酞有哪些级别可选？
- 平台上5-氰基苯酞的供应级别包括 工业级。
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- 5-氰基苯酞的报价单位主要有 千克。
- 哪里可以查到5-氰基苯酞的价格？
- 掌上化工5-氰基苯酞产品页汇总了各供应商的最新报价与规格，地址：/chemicals/82104-74-3/。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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