三氟乙酸酐 (CAS No.407-25-0)
- 物化性质
- 无色透明易挥发液体,有强烈刺激性气味,易燃,遇水剧烈水解生成三氟乙酸。熔点约-65℃,沸点39.5~40.1℃,相对密度1.487(20℃),闪点-3℃(闭杯),溶于乙醚、乙酸乙酯等有机溶剂。
- 技术参数
- 含量≥99.0% 沸程39.0~41.0℃ 相对密度(20℃)1.480~1.495 水分≤0.05% 游离酸(以三氟乙酸计)≤0.1%
English description(英文原文,共 932 字符)
Product Name:Trifluoroacetic anhydride
English Name:Trifluoroacetic anhydride
CAS No.:407-25-0
Aliases:TFAA, Trifluoroacetic acid anhydride
Molecular Formula:C4F6O3
Physical Properties:Colorless volatile liquid with a strong pungent odor, flammable, reacts violently with water to form trifluoroacetic acid. Melting point approx. -65°C, boiling point 39.5-40.1°C, relative density 1.487 (20°C), flash point -3°C (closed cup), soluble in organic solvents such as diethyl ether and ethyl acetate.
Uses:Mainly used as a trifluoroacetylating reagent in organic synthesis to introduce trifluoroacetyl groups into molecules, for the synthesis of pharmaceuticals, pesticides, dyes and fine chemicals; also used as a dehydrating agent and esterification promoter.
Technical Specifications:
Purity ≥99.0%
Boiling range 39.0-41.0°C
Relative density (20°C) 1.480-1.495
Water content ≤0.05%
Free acid (as trifluoroacetic acid) ≤0.1%
English Name:Trifluoroacetic anhydride
CAS No.:407-25-0
Aliases:TFAA, Trifluoroacetic acid anhydride
Molecular Formula:C4F6O3
Physical Properties:Colorless volatile liquid with a strong pungent odor, flammable, reacts violently with water to form trifluoroacetic acid. Melting point approx. -65°C, boiling point 39.5-40.1°C, relative density 1.487 (20°C), flash point -3°C (closed cup), soluble in organic solvents such as diethyl ether and ethyl acetate.
Uses:Mainly used as a trifluoroacetylating reagent in organic synthesis to introduce trifluoroacetyl groups into molecules, for the synthesis of pharmaceuticals, pesticides, dyes and fine chemicals; also used as a dehydrating agent and esterification promoter.
Technical Specifications:
Purity ≥99.0%
Boiling range 39.0-41.0°C
Relative density (20°C) 1.480-1.495
Water content ≤0.05%
Free acid (as trifluoroacetic acid) ≤0.1%
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常见问题
- 三氟乙酸酐的 CAS 号是多少?
- 三氟乙酸酐的 CAS 号是 407-25-0。
- 三氟乙酸酐的分子式和分子量是什么?
- 三氟乙酸酐的分子式为 C4F6O3。
- 三氟乙酸酐的英文名称是什么?
- 三氟乙酸酐的英文名称为 Trifluoroacetic anhydride。
- 三氟乙酸酐还有哪些别名?
- 三氟乙酸酐又称 三氟醋酸酐、TFAA、三氟乙酸酐酐。
- 三氟乙酸酐有哪些供应商和生产厂家?
- 掌上化工当前收录 1 条三氟乙酸酐供应报价,来自 1 家供应商,可按地区、纯度、级别筛选对比。
- 三氟乙酸酐的供应商主要分布在哪些地区?
- 三氟乙酸酐的供应商主要分布在 上海市(1 条) 等地。
- 三氟乙酸酐有哪些级别可选?
- 平台上三氟乙酸酐的供应级别包括 工业级。
- 三氟乙酸酐的报价单位是什么?
- 三氟乙酸酐的报价单位主要有 千克。
- 哪里可以查到三氟乙酸酐的价格?
- 掌上化工三氟乙酸酐产品页汇总了各供应商的最新报价与规格,地址:/chemicals/407-25-0/。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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