茶碱 (CAS No.58-55-9)
- 物化性质
- 白色结晶性粉末，无臭，味苦。易溶于热水，微溶于乙醇、乙醚，难溶于水，溶于碱液。熔点270-274℃，有升华性。
- 技术参数
- 含量（干燥品）≥98.5%
- 熔点
- 270-274℃
English description（英文原文，共 831 字符）
Product Name:Theophylline
English Name:Theophylline
CAS No.:58-55-9
Aliases:1,3-Dimethylxanthine, Dioxodimethylpurine, Theine
Molecular Formula:C7H8N4O2
Physical Properties:White crystalline powder, odorless and bitter. Freely soluble in hot water, slightly soluble in ethanol and ether, sparingly soluble in water, and soluble in alkali solutions. Melting point 270-274℃, sublimable.
Uses:Mainly used in the pharmaceutical field as a bronchodilator and antiasthmatic drug for the treatment of respiratory diseases such as asthma and chronic bronchitis. It also acts as a central nervous system stimulant and diuretic, and is used as an intermediate in drug synthesis.
Technical Specifications:
Assay (on dried basis): ≥98.5%
Melting point: 270-274℃
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Heavy metals: ≤10ppm
English Name:Theophylline
CAS No.:58-55-9
Aliases:1,3-Dimethylxanthine, Dioxodimethylpurine, Theine
Molecular Formula:C7H8N4O2
Physical Properties:White crystalline powder, odorless and bitter. Freely soluble in hot water, slightly soluble in ethanol and ether, sparingly soluble in water, and soluble in alkali solutions. Melting point 270-274℃, sublimable.
Uses:Mainly used in the pharmaceutical field as a bronchodilator and antiasthmatic drug for the treatment of respiratory diseases such as asthma and chronic bronchitis. It also acts as a central nervous system stimulant and diuretic, and is used as an intermediate in drug synthesis.
Technical Specifications:
Assay (on dried basis): ≥98.5%
Melting point: 270-274℃
Loss on drying: ≤0.5%
Residue on ignition: ≤0.1%
Heavy metals: ≤10ppm
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常见问题
- 茶碱的 CAS 号是多少？
- 茶碱的 CAS 号是 58-55-9。
- 茶碱的分子式和分子量是什么？
- 茶碱的分子式为 C7H8N4O2。
- 茶碱的英文名称是什么？
- 茶碱的英文名称为 Theophylline。
- 茶碱还有哪些别名？
- 茶碱又称 1,3-二甲基黄嘌呤、二氧二甲基嘌呤、茶叶碱。
- 茶碱有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条茶碱供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 茶碱的供应商主要分布在哪些地区？
- 茶碱的供应商主要分布在 上海市（1 条） 等地。
- 茶碱有哪些级别可选？
- 平台上茶碱的供应级别包括 工业级。
- 茶碱的报价单位是什么？
- 茶碱的报价单位主要有 千克。
- 哪里可以查到茶碱的价格？
- 掌上化工茶碱产品页汇总了各供应商的最新报价与规格，地址：/chemicals/58-55-9/。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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